CN114476928B - Multifunctional lifting appliance - Google Patents
Multifunctional lifting appliance Download PDFInfo
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- CN114476928B CN114476928B CN202210109955.5A CN202210109955A CN114476928B CN 114476928 B CN114476928 B CN 114476928B CN 202210109955 A CN202210109955 A CN 202210109955A CN 114476928 B CN114476928 B CN 114476928B
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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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- 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
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
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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
- B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
- B66C13/14—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices to load-engaging elements or motors associated therewith
Abstract
The invention discloses a multifunctional lifting appliance, which comprises a main transverse beam, wherein an upper supporting seat is fixed at the right part of the top surface of the main transverse beam, the upper supporting seat is movably connected with a right end connecting part of a transverse pushing oil cylinder through a hinged shaft, the left end of a push rod of the transverse pushing oil cylinder is movably connected with a main lifting moving frame through a hinged shaft, a transverse through groove which extends upwards and has an inverted convex-shaped cross section is formed in the bottom surface of the middle part of the main lifting moving frame, and the upper part of the main transverse beam is inserted and sleeved in the transverse through groove; the left part and the right part of the bottom surface of the main transverse beam are both fixed with lower connecting seats, the lower connecting seats are respectively and movably connected with connecting parts of bottom moving pushing oil cylinders through articulated shafts, the end parts of push rods of the bottom moving pushing oil cylinders are movably connected with lower moving frames through articulated shafts, the positions of the main lifting moving frames can be moved according to needs, the lifting center positions of the main lifting moving frames are changed, and meanwhile, the positions of the two lower moving frames can be adjusted to change the lifting points of the lower parts of the main lifting moving frames.
Description
The technical field is as follows:
the invention relates to the technical field of hoisting equipment, in particular to a multifunctional lifting appliance.
Background art:
in the existing bridge girder erection machine, various bridge girder blocks with quite large weight and the like generally need to be hoisted, while the shapes of some bridge girder blocks are irregular, and when a common hoisting tool is used for hoisting, balance cannot be ensured, so that hoisting is troublesome, other devices such as other heavy objects and the like are needed to be manually used for balancing the weight of the bridge girder blocks, the effect is poor, the efficiency is low, and the hoisting effect is not ideal;
in addition, the lifting position on the lifting beam of the conventional lifting device cannot be changed, namely the lifting point cannot be changed, so that the lifting beam is easy to incline when an irregular block is lifted, and the balance is poor.
The invention content is as follows:
the invention aims to overcome the defects of the prior art, and provides a multifunctional lifting appliance, which can move the position of a main lifting moving frame according to the needs, change the lifting center position of the main lifting moving frame, change the gravity center of a main transverse beam of the main lifting moving frame, ensure the balance of lifting when the main lifting moving frame lifts an irregular block, simultaneously adjust the positions of two lower moving frames, change the lifting points at the lower parts of the two lower moving frames, change the gravity center of the lower moving frames, and has good effect and high efficiency.
The scheme for solving the technical problems is as follows:
a multifunctional lifting appliance comprises a main transverse beam, wherein an upper supporting seat is fixed at the right part of the top surface of the main transverse beam, the upper supporting seat is movably connected with a right end connecting part of a transverse pushing oil cylinder through a hinged shaft, the left end of a push rod of the transverse pushing oil cylinder is movably connected with a main lifting moving frame through a hinged shaft, a transverse through groove which extends upwards and has an inverted convex-shaped cross section is formed in the bottom surface of the middle part of the main lifting moving frame, and the upper part of the main transverse beam is inserted and sleeved in the transverse through groove;
the upper part of the main hoisting moving frame is movably connected with the bottom of a vertical supporting column through a hinged shaft, the top of the vertical supporting column is provided with a vertical rotating main shaft, the vertical rotating main shaft is movably connected with a movable pulley frame body through a bearing, and the movable pulley frame body is provided with a movable pulley block;
the top surface left part and the right part of the bottom plate of the movable pulley frame body are both fixed with a driving gear motor, the bottom end of an output shaft of the driving gear motor extends out of the bottom surface of the bottom plate of the movable pulley frame body and is fixed with a driving gear, a transmission gear is fixed on the vertical rotating main shaft, and the transmission gear is meshed with the two driving gears.
Both sides all are fixed with horizontal stiffening beam around the upper portion of main horizontal roof beam, and horizontal logical groove includes the middle part that extends from bottom to top and leads to the groove, and the both sides shaping has the side to lead to the groove around the upper portion that the groove was led to in the middle part, and horizontal stiffening beam is in the logical groove of corresponding side, and the top surface of horizontal stiffening beam is close to the top surface that the logical groove of corresponding side, and the bottom surface of horizontal stiffening beam presses the bottom surface that leads to the groove of corresponding side.
And a connecting plate is fixed on the left side or the right side of the upper part of the main hoisting moving frame, and the left end of a push rod for transversely pushing the oil cylinder is movably connected to the corresponding connecting plate through a hinged shaft.
And lower transverse reinforcing beams are fixed on the front side and the rear side of the lower part of the main transverse beam.
The left part and the right part of the bottom surface of the main transverse beam are both fixed with lower connecting seats, the lower connecting seats are respectively connected with connecting parts of bottom moving pushing oil cylinders through articulated shaft movable connections, the ends of push rods of the bottom moving pushing oil cylinders are connected with a lower moving frame through articulated shaft movable connections, a lower transverse through groove extending from top to bottom is formed in the middle of the top surface of the lower moving frame, a lower inner side through groove is formed in the front side and the rear side of the lower part of the lower transverse through groove, the lower part of the main transverse beam is inserted in the lower transverse through groove, the lower transverse stiffening beam is inserted in the corresponding lower inner side through groove, and the top surface of the lower inner side through groove is pressed on the top surface of the corresponding lower transverse stiffening beam.
The middle parts of the left side and the right side of the lower moving frame are respectively fixed with a connecting end plate extending downwards, the outer wall surface of one connecting end plate is fixed with a lower connecting plate body, and the end part of a push rod of the bottom moving pushing oil cylinder is movably connected onto the corresponding lower connecting plate body through a hinged shaft.
And the two connecting end plates of the lower moving frame are movably connected with lifting beams extending forwards and backwards through articulated shafts.
The top of the vertical supporting column is connected with the bottom of a vertical rotating main shaft through two hinged shafts which are arranged up and down, the middle of the vertical rotating main shaft is fixedly connected with a connecting shaft sleeve part through a key, a horizontal connecting plate part is formed at the top of the connecting shaft sleeve part, a middle through hole of the horizontal connecting plate part extends out of the top of the vertical rotating main shaft, the inner side wall of the lower part of a middle through groove of the movable pulley frame body and the inner side wall of a top surface support frame of a middle top plate of the movable pulley frame body are both fixed with outer rings of bearings, the middle of the vertical rotating main shaft is inserted and sleeved in the middle through groove of the movable pulley frame body, and the outer side wall of the middle of the vertical rotating main shaft is fixed on the inner rings of the corresponding bearings;
and the top connecting sleeve body is fixed on the top surface of the inner ring of the bearing on the top surface supporting frame of the top plate at the middle part of the movable pulley frame body, and the upper part of the vertical rotating main shaft is fixed on the top connecting sleeve body.
The bottom surface of the bottom plate of the upper supporting seat is pressed against the top surface of the top plate of the main transverse beam, the bottom surfaces of the front part and the rear part of the bottom plate of the upper supporting seat are pressed against the top surface of the top plate of the corresponding transverse reinforcing beam in a pressure equalizing manner, the front part and the rear part of the bottom plate of the upper supporting seat are fixedly connected with a lower clamping plate through fixing bolts, the edge part of the top plate of the transverse reinforcing beam is clamped between the corresponding lower clamping plate and the bottom plate of the upper supporting seat, an intermediate partition plate is sleeved on the fixing bolts in a plug-in manner, and the intermediate partition plate is clamped between the corresponding lower clamping plate and the bottom plate of the upper supporting seat.
The top surface of the top plate of the lower connecting seat is pressed against the bottom surface of the bottom plate of the main transverse beam and the bottom surfaces of the bottom plates of the two lower transverse reinforcing beams, the front part and the rear part of the top plate of the lower connecting seat are fixedly connected with lower edge connecting plates through lower fixing bolts, the bottom plate of the lower transverse reinforcing beam is clamped between the corresponding lower edge connecting plates and the top plate of the lower connecting seat, lower cushion plates are inserted and sleeved on the lower fixing bolts, and the lower cushion plates are clamped between the corresponding lower edge connecting plates and the top plate of the lower connecting seat.
And a positioning block is fixed on the upper supporting seat, and the bottom of the positioning block is inserted into the through groove on the bottom plate of the upper supporting seat and the upper through groove formed on the top plate of the main transverse beam.
And a lower positioning block is fixed on the lower connecting seat, and the top of the lower positioning block is inserted in a through groove on a top plate of the lower connecting seat and a lower through groove formed on a bottom plate of the main transverse beam.
The upper parts of the front wall surface and the rear wall surface of the lower moving frame are respectively fixed with a first connecting block, the front part and the rear part of the lifting beam below the lower moving frame are respectively fixed with a second connecting block, the connecting end of the inclined oil cylinder is movably connected onto the corresponding second connecting block through a bearing, and the end part of the push rod of the inclined oil cylinder is movably connected onto the corresponding first connecting block through a hinged shaft.
The invention has the prominent effects that:
compared with the prior art, the lifting device can move the position of the main lifting moving frame as required and change the lifting center position of the main lifting moving frame, so that the center of gravity of the main transverse beam is changed, and the lifting balance can be ensured when the main transverse beam lifts irregular blocks.
Meanwhile, the positions of the two lower moving frames can be adjusted, the lifting points at the lower parts of the two lower moving frames can be changed, the gravity center of the two lower moving frames can also be changed, the balanced stress of the main transverse beam is realized, the effect is good, and the efficiency is high.
And it can be through the slope hydro-cylinder operation on the lifting beam to realize the slope of lifting beam, further change the focus of main horizontal roof beam as required, satisfy the use of lifting by crane of the irregular block that corresponds.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is a partial side view of the present invention;
FIG. 3 is a partial schematic structural view between the movable pulley frame body and the vertical rotating main shaft;
FIG. 4 is a partial schematic structural view between the main transverse beam and the main lifting moving frame and the lower moving frame;
FIG. 5 is a partial schematic structural view between the primary transverse beam and the upper support bracket;
FIG. 6 is a partial schematic view of the structure between the main transverse beam and the lower link;
FIG. 7 is a partial structural view between the locating block and the primary transverse beam;
fig. 8 is a partial structural schematic view between the lower positioning block and the main transverse beam.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 1 to 8, a multifunctional lifting appliance includes a main transverse beam 10, an upper supporting seat 20 is fixed at the right part of the top surface of the main transverse beam 10, the upper supporting seat 20 is movably connected with a right end connecting part of a transverse pushing oil cylinder 21 through a hinge shaft, the left end of a push rod of the transverse pushing oil cylinder 21 is movably connected with a main lifting moving frame 30 through a hinge shaft, a transverse through groove 31 with an upward extending cross section in an inverted convex shape is formed at the bottom surface of the middle part of the main lifting moving frame 30, and the upper part of the main transverse beam 10 is inserted and sleeved in the transverse through groove 31;
the upper part of the main hoisting moving frame 30 is movably connected with the bottom of a vertical supporting column 32 through a hinged shaft, the top of the vertical supporting column 32 is provided with a vertical rotating main shaft 33, the vertical rotating main shaft 33 is movably connected with a movable pulley frame body 34 through a bearing, and the movable pulley frame body 34 is provided with a movable pulley block 35;
the left part and the right part of the top surface of the bottom plate of the movable pulley frame body 34 are both fixed with a driving speed reducing motor 36, the bottom end of an output shaft of the driving speed reducing motor 36 extends out of the bottom surface of the bottom plate of the movable pulley frame body 34 and is fixed with a driving gear 361, a transmission gear 37 is fixed on the vertical rotating main shaft 33, and the transmission gear 37 is meshed with the two driving gears 361.
Further, the front side and the rear side of the upper portion of the main transverse beam 10 are both fixed with transverse reinforcing beams 11, the transverse through grooves 31 include middle through grooves extending from bottom to top, side through grooves are formed in the front side and the rear side of the upper portion of the middle through grooves, the transverse reinforcing beams 11 are located in the corresponding side through grooves, the top surfaces of the transverse reinforcing beams 11 are close to the top surfaces of the corresponding side through grooves, and the bottom surfaces of the transverse reinforcing beams 11 are pressed against the bottom surfaces of the corresponding side through grooves.
Further, a connecting plate 38 is fixed on the left or right side of the upper portion of the main hoisting moving frame 30, and the left end of the push rod of the transverse pushing cylinder 21 is movably connected to the corresponding connecting plate 38 through a hinge shaft.
Further, lower lateral reinforcing beams 12 are fixed to both lower front and rear sides of the main lateral beam 10.
Further, the left and right portions of the bottom surface of the main transverse beam 10 are fixed with lower connecting seats 40, the lower connecting seats 40 are movably connected with connecting portions of bottom moving pushing cylinders 41 through hinge shafts, the end portions of push rods of the bottom moving pushing cylinders 41 are movably connected with lower moving frames 42 through hinge shafts, lower transverse through grooves 43 extending from top to bottom are formed in the middle portions of the top surfaces of the lower moving frames 42, lower inner side through grooves 44 are formed in the front sides and the rear sides of the lower portions of the lower transverse through grooves 43, the lower portion of the main transverse beam 10 is inserted in the lower transverse through grooves 43, the lower transverse reinforcing beams 12 are inserted in the corresponding lower inner side through grooves 44, and the top surfaces of the lower inner side through grooves 44 are pressed against the top surfaces of the corresponding lower transverse reinforcing beams 12.
Further, the middle parts of the left and right sides of the lower moving frame 42 are fixed with connecting end plates 421 extending downward, the outer wall surface of one of the connecting end plates 421 is fixed with a lower connecting plate 422, and the end of the push rod of the bottom moving pushing cylinder 41 is movably connected to the corresponding lower connecting plate 422 through a hinge shaft.
Further, the two connecting end plates 421 of the lower moving frame 42 are movably connected with lifting beams 50 extending back and forth through hinge shafts.
Furthermore, the top of the vertical support column 32 is connected with the bottom of a vertical rotating main shaft 33 through two articulated shafts arranged up and down, the middle of the vertical rotating main shaft 33 is fixedly connected with a connecting shaft sleeve portion 331 through a key, a horizontal connecting plate portion is formed at the top of the connecting shaft sleeve portion 331, a transmission gear 37 is fixed on the horizontal connecting plate portion, the top of the vertical rotating main shaft 33 extends out of a middle through hole of the horizontal connecting plate portion, the inner side wall of the middle through groove of the movable pulley frame body 34 and the inner side wall of the top surface support frame of the middle top plate of the movable pulley frame body 34 are both fixed with outer rings of bearings, the middle of the vertical rotating main shaft 33 is inserted and sleeved in the middle through groove of the movable pulley frame body 34, and the outer side wall of the middle of the vertical rotating main shaft 33 is fixed on the inner ring of the corresponding bearing;
a top connection sleeve body 341 is fixed on the top surface of the inner ring of the bearing on the top surface support frame of the middle top plate of the movable pulley frame body 34, the upper part of the vertical rotating main shaft 33 is fixed on the top connection sleeve body 341, and the upper part of the vertical rotating main shaft 33 and the middle part of the top connection sleeve body 341 are inserted and sleeved on the same connecting rod.
The bottom surface of the bottom plate of the upper supporting seat 20 is pressed against the top surface of the top plate of the main transverse beam 10, the bottom surfaces of the front part and the rear part of the bottom plate of the upper supporting seat 20 are pressed against the top surface of the top plate of the corresponding transverse reinforcing beam 11 in a pressure equalizing manner, the front part and the rear part of the bottom plate of the upper supporting seat 20 are fixedly connected with a lower clamping plate 210 through fixing bolts, the edge part of the top plate of the transverse reinforcing beam 11 is clamped between the corresponding lower clamping plate 210 and the bottom plate of the upper supporting seat 20, an intermediate partition plate 22 is inserted and sleeved on the fixing bolts, and the intermediate partition plate 22 is clamped between the corresponding lower clamping plate 210 and the bottom plate of the upper supporting seat 20.
The top surface of the top plate of the lower connecting seat 40 is pressed against the bottom surface of the bottom plate of the main transverse beam 10 and the bottom surfaces of the bottom plates of the two lower transverse reinforcing beams 12, the front part and the rear part of the top plate of the lower connecting seat 40 are fixedly connected with lower edge connecting plates 43 through lower fixing bolts, the bottom plate of the lower transverse reinforcing beam 12 is clamped between the corresponding lower edge connecting plates 43 and the top plate of the lower connecting seat 40, lower cushion plates 44 are inserted and sleeved on the lower fixing bolts, and the lower cushion plates 44 are clamped between the corresponding lower edge connecting plates 43 and the top plate of the lower connecting seat 40.
A positioning block 1 is fixed on the upper support seat 20, and the bottom of the positioning block 1 is inserted into the through groove on the bottom plate of the upper support seat 20 and the upper through groove 13 formed on the top plate of the main transverse beam 10.
A lower positioning block 2 is fixed on the lower connecting seat 40, and the top of the lower positioning block 2 is inserted into a through groove on the top plate of the lower connecting seat 40 and a lower through groove 14 formed on the bottom plate of the main transverse beam 10.
The upper parts of the front wall surface and the rear wall surface of the lower moving frame 42 are respectively fixed with a first connecting block 3, the front part and the rear part of the lifting beam 50 below the lower moving frame 42 are respectively fixed with a second connecting block 4, the connecting end of the inclined oil cylinder 5 is movably connected on the corresponding second connecting block 4 through a bearing, and the end part of the push rod of the inclined oil cylinder 5 is movably connected on the corresponding first connecting block 3 through a hinged shaft.
Bottom limiting plates 6 are fixed to the bottom surfaces of the front and rear portions of the lower moving frame 42, and the bottom limiting plates 6 are close to the top surfaces of the corresponding lifting beams 50.
When the lifting appliance is used, the lifted blocks are fixed on the two lifting beams 50, and the horizontal transverse moving position of the main lifting moving frame 30 can be changed by pushing the push rods of the transverse pushing oil cylinders 21, the lifting supporting point at the top of the whole lifting appliance is changed, the gravity center position of the whole lifting appliance is changed, the balance of the whole lifting appliance is realized, and irregular blocks can be lifted;
similarly, the positions of the two lower moving frames 42, that is, the position of the lifting beam 50, can be adjusted by pushing the push rods of the two bottom moving pushing cylinders 41, so as to further change the position of the lifting point at the lower part;
the two driving speed reducing motors 36 can rotate to realize the horizontal position rotation of the main transverse beam 10, and the requirements of lifting, transporting and moving are met;
the push rods of the two inclined oil cylinders 5 push the lifting device to adjust the inclination angles of the two lifting beams 50, so that the gravity center of the whole lifting appliance is further changed, the change is convenient, the effect is good, the lifting use of the block pieces with different specifications can be met, and the lifting balance is ensured.
When the push rod of the inclined oil cylinder 5 pushes, the bottom limiting plate 6 is pressed against the top surface of the corresponding lifting beam 50 to limit the inclined angle.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (5)
1. A multifunctional lifting appliance comprises a main transverse beam (10), and is characterized in that: an upper supporting seat (20) is fixed to the right part of the top surface of the main transverse beam (10), the upper supporting seat (20) is movably connected with a right end connecting part of a transverse pushing oil cylinder (21) through an articulated shaft, the left end of a push rod of the transverse pushing oil cylinder (21) is movably connected with a main hoisting moving frame (30) through an articulated shaft, a transverse through groove (31) which extends upwards and is provided with an inverted convex-shaped section is formed in the bottom surface of the middle part of the main hoisting moving frame (30), and the upper part of the main transverse beam (10) is inserted and sleeved in the transverse through groove (31);
a lower transverse reinforcing beam (12) is fixed on the front side and the rear side of the lower part of the main transverse beam (10);
the left part and the right part of the bottom surface of the main transverse beam (10) are both fixed with lower connecting seats (40), the lower connecting seats (40) are movably connected with connecting parts of bottom moving pushing oil cylinders (41) through hinge shafts, the end parts of push rods of the bottom moving pushing oil cylinders (41) are movably connected with lower moving frames (42) through hinge shafts, lower transverse through grooves (43) extending from top to bottom are formed in the middle parts of the top surfaces of the lower moving frames (42), lower inner side through grooves (44) are formed in the front sides and the rear sides of the lower parts of the lower transverse through grooves (43), the lower parts of the main transverse beam (10) are inserted in the lower transverse through grooves (43), the lower transverse reinforcing beams (12) are inserted in the corresponding lower inner side through grooves (44), and the top surfaces of the lower inner side through grooves (44) are pressed on the top surfaces of the corresponding lower transverse reinforcing beams (12);
the upper part of the main hoisting moving frame (30) is movably connected with the bottom of a vertical supporting column (32) through a hinged shaft, the top of the vertical supporting column (32) is provided with a vertical rotating main shaft (33), the vertical rotating main shaft (33) is movably connected with a movable pulley frame body (34) through a bearing, and the movable pulley frame body (34) is provided with a movable pulley block (35);
the left part and the right part of the top surface of the bottom plate of the movable pulley frame body (34) are both fixed with a driving speed reducing motor (36), the bottom end of an output shaft of the driving speed reducing motor (36) extends out of the bottom surface of the bottom plate of the movable pulley frame body (34) and is fixed with a driving gear (361), a transmission gear (37) is fixed on the vertical rotating main shaft (33), and the transmission gear (37) is meshed with the two driving gears (361);
the upper parts of the front wall surface and the rear wall surface of the lower moving frame (42) are respectively fixed with a first connecting block (3), the front part and the rear part of a lifting beam (50) below the lower moving frame (42) are respectively fixed with a second connecting block (4), the connecting end of the inclined oil cylinder (5) is movably connected to the corresponding second connecting block (4) through a bearing, and the end part of a push rod of the inclined oil cylinder (5) is movably connected to the corresponding first connecting block (3) through a hinged shaft;
the bottom surface of the bottom plate of the upper supporting seat (20) is pressed against the top surface of the top plate of the main transverse beam (10), the bottom surfaces of the front part and the rear part of the bottom plate of the upper supporting seat (20) are pressed against the top surface of the top plate of the corresponding transverse reinforcing beam (11) in a pressure equalizing manner, the front part and the rear part of the bottom plate of the upper supporting seat (20) are fixedly connected with lower clamping plates (210) through fixing bolts, the edge parts of the top plate of the transverse reinforcing beam (11) are clamped between the corresponding lower clamping plates (210) and the bottom plate of the upper supporting seat (20), intermediate partition plates (22) are inserted and sleeved on the fixing bolts, and the intermediate partition plates (22) are clamped between the corresponding lower clamping plates (210) and the bottom plate of the upper supporting seat (20);
a positioning block (1) is fixed on the upper supporting seat (20), and the bottom of the positioning block (1) is inserted into a through groove on the bottom plate of the upper supporting seat (20) and an upper through groove (13) formed on the top plate of the main transverse beam (10);
a lower positioning block (2) is fixed on the lower connecting seat (40), and the top of the lower positioning block (2) is inserted into a through groove on a top plate of the lower connecting seat (40) and a lower through groove (14) formed on a bottom plate of the main transverse beam (10);
the top of the vertical supporting column (32) is connected with the bottom of a vertical rotating main shaft (33) through two articulated shafts which are vertically arranged, the middle of the vertical rotating main shaft (33) is fixedly connected with a connecting shaft sleeve part (331) through a key, a horizontal connecting plate part is formed at the top of the connecting shaft sleeve part (331), the top of the vertical rotating main shaft (33) extends out of a middle through hole of the horizontal connecting plate part, the inner side wall of the lower part of a middle through groove of a movable pulley frame body (34) and the inner side wall of a top surface supporting frame of a middle top plate of the movable pulley frame body (34) are both fixed with outer rings of bearings, the middle of the vertical rotating main shaft (33) is inserted and sleeved in the middle through groove of the movable pulley frame body (34), and the outer side wall of the middle of the vertical rotating main shaft (33) is fixed on the inner ring of the corresponding bearing;
the top connection sleeve body (341) is fixed on the top surface of the inner ring of the bearing on the top surface supporting frame of the top plate of the middle part of the movable pulley frame body (34), and the upper part of the vertical rotating main shaft (33) is fixed on the top connection sleeve body (341).
2. The multifunctional lifting appliance according to claim 1, wherein: both sides all are fixed with horizontal stiffening beam (11) around the upper portion of main transverse beam (10), and horizontal logical groove (31) are including leading to the groove from the middle part that up extends, and the front and back both sides shaping on the upper portion that the groove is led to in the middle part has a side to lead to the groove, and horizontal stiffening beam (11) are in the logical groove of corresponding side, and the top surface of horizontal stiffening beam (11) is close to the top surface that the groove was led to corresponding side, and the bottom surface of horizontal stiffening beam (11) presses the bottom surface that the groove was led to corresponding side.
3. The multifunctional spreader of claim 1, wherein: and a connecting plate (38) is fixed on the left side or the right side of the upper part of the main hoisting moving frame (30), and the left end of a push rod of the transverse pushing oil cylinder (21) is movably connected to the corresponding connecting plate (38) through a hinge shaft.
4. The multifunctional lifting appliance according to claim 1, wherein: the middle parts of the left side and the right side of the lower moving frame (42) are respectively fixed with a connecting end plate (421) extending downwards, the outer wall surface of one connecting end plate (421) is fixed with a lower connecting plate body (422), and the end part of a push rod of the bottom moving pushing oil cylinder (41) is movably connected to the corresponding lower connecting plate body (422) through a hinge shaft.
5. The multifunctional lifting appliance according to claim 1, wherein: two connecting end plates (421) of the lower moving frame (42) are movably connected with lifting beams (50) extending forwards and backwards through hinged shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210109955.5A CN114476928B (en) | 2022-01-29 | 2022-01-29 | Multifunctional lifting appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210109955.5A CN114476928B (en) | 2022-01-29 | 2022-01-29 | Multifunctional lifting appliance |
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| CN114476928A CN114476928A (en) | 2022-05-13 |
| CN114476928B true CN114476928B (en) | 2022-09-09 |
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2022
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| JP2007217173A (en) * | 2006-02-20 | 2007-08-30 | Sankyu Inc | Heavy object lifting device |
| CN105197769A (en) * | 2015-10-16 | 2015-12-30 | 重庆宝汇建筑材料有限公司 | Steel plate lifting tool with adjustable vertical and horizontal tong positions |
| CN112225061A (en) * | 2020-11-06 | 2021-01-15 | 浙江中建路桥设备有限公司 | Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine |
| CN113651234A (en) * | 2021-08-31 | 2021-11-16 | 河南耿力智能装备有限公司 | Special hoisting equipment with adjustable center of mass |
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