CN112225061A - Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine - Google Patents
Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine Download PDFInfo
- Publication number
- CN112225061A CN112225061A CN202011228933.8A CN202011228933A CN112225061A CN 112225061 A CN112225061 A CN 112225061A CN 202011228933 A CN202011228933 A CN 202011228933A CN 112225061 A CN112225061 A CN 112225061A
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- hinged
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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
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an omnibearing rotary adjusting type lifting appliance device of a bridge girder erection machine, which comprises a lifting appliance beam, wherein the bottom ends of a left end plate and a right end plate of the lifting appliance beam are hinged with a lower lifting connecting seat through a hinged shaft; one end of the lower lifting connecting seat is hinged with the end part of a push rod of the edge adjusting oil cylinder through a hinged shaft, and the cylinder body end of the edge adjusting oil cylinder is hinged on the left end plate or the right end plate of the lifting appliance beam through a hinged shaft; the lifting appliance beam can be horizontally rotated, the lifting appliance beam can be vertically inclined, and the lower lifting connecting seat can be inclined in the front-back direction, so that different lifting installation requirements can be met, the lifting state of a lifted object can be changed, and different lifting installation requirements can be met.
Description
The technical field is as follows:
the invention relates to the technical field of road and bridge equipment, in particular to an all-directional rotation adjusting type lifting appliance device of a bridge girder erection machine.
Background art:
in the existing bridge girder erection machine, a lifting device of the existing bridge girder erection machine only has vertical lifting, and the position of a lifted object cannot be adjusted, so that the lifted object cannot be adjusted according to installation requirements, the adjustment effect is not ideal, and the lifting device cannot adapt to different installation requirements.
The invention content is as follows:
the invention aims to overcome the defects of the prior art, and provides an omnibearing rotation adjusting type lifting appliance device of a bridge girder erection machine, which can horizontally rotate a lifting appliance beam and vertically tilt the lifting appliance beam, and a lower lifting connecting seat can be tilted in the front-back direction, so that different lifting installation requirements can be met, the lifting and placing states of lifted objects can be changed, and different lifting installation requirements can be met.
The technical solution of the invention is as follows:
an omnibearing rotation adjusting type lifting appliance device of a bridge girder erection machine comprises a lifting appliance beam, wherein the bottom ends of a left end plate and a right end plate of the lifting appliance beam are hinged with a lower lifting connecting seat through a hinged shaft;
one end of the lower lifting connecting seat is hinged with the end part of a push rod of the edge adjusting oil cylinder through a hinged shaft, and the cylinder body end of the edge adjusting oil cylinder is hinged on the left end plate or the right end plate of the lifting appliance beam through a hinged shaft;
the middle part of the hanger beam is hinged with an adjusting lug seat through a first hinged shaft, the upper part of the adjusting lug seat extends out of the top surface of the hanger beam, a connecting seat is fixed at the right part of the top surface of the hanger beam, the end part of a push rod of the side adjusting oil cylinder is hinged on the connecting seat through a hinged shaft, and a cylinder body connecting part of the side adjusting oil cylinder is hinged on the upper part of the adjusting lug seat through a hinged shaft;
the upper part of the adjusting lug seat is hinged with a rotating main shaft through a hinged shaft;
the upper part of the rotating main shaft is hinged on the main base body, and a transmission gear is fixed on the rotating main shaft;
a movable pulley seat of a pulley block is arranged on the main seat body;
the main seat body is provided with a rotary driving mechanism, an output shaft of the rotary driving mechanism is fixedly provided with a driving gear, and the driving gear is meshed with the transmission gear.
The rotary driving mechanism is a speed reducing motor, and a base of the speed reducing motor is fixed on the top surface of the fixed bottom plate of the main seat body.
The middle part of the fixed bottom plate of the main seat body is formed with a through hole, the connecting sleeve body is fixed on the inner side wall of the through hole, the upper part of the rotating main shaft is inserted and sleeved in the connecting sleeve body, the middle part of the top surface of the rotating main shaft is formed with an upper extending main shaft, and the lower part of the upper extending main shaft is inserted and sleeved in the connecting sleeve body.
The inner side wall of the top of the connecting sleeve body is formed with a radial extending edge, the two limiting ring bodies are inserted and sleeved in the connecting sleeve body, the outer side wall of the outer ring of the rolling bearing is clamped on the inner side wall of the connecting sleeve body, the rolling bearing is positioned between the two limiting ring bodies, the lower part of the upper extending main shaft is inserted and sleeved in the two limiting ring bodies, the outer side wall of the lower part of the upper extending main shaft is clamped on the inner side wall of the inner ring of the rolling bearing, the top surface of the upper limiting ring body is tightly attached to the bottom surface of the radial extending edge, and the bottom;
the bottom surface of the upper limiting ring body is provided with a bulge which is pressed against the top surface of the outer ring of the rolling bearing, and the top surface of the lower limiting ring body is provided with a bulge which is pressed against the bottom surface of the inner ring of the rolling bearing.
And a positioning plate is fixed on the side wall of the movable pulley seat, the positioning plate is pressed against the top surface of the connecting sleeve body, and the middle part of the upper extension main shaft is inserted in a middle through hole of the positioning plate.
The top surface of the positioning plate is pressed with a lower bearing sleeve body, the outer ring bottom surface of the self-aligning thrust roller bearing is pressed on the bottom plate top surface of the lower bearing sleeve body, the outer ring outer side wall of the self-aligning thrust roller bearing is clamped on the inner side wall of the lower bearing sleeve body, the inner ring of the self-aligning thrust roller bearing is sleeved with an upper bearing sleeve body in an inserting mode, the inner ring top surface of the self-aligning thrust roller bearing is pressed on the bottom surface of the top plate of the upper bearing sleeve body, the upper portion of the upper extension main shaft is sleeved in the central through hole of the bottom plate of the lower bearing sleeve body and the central through hole of the top plate of the upper bearing sleeve body.
The middle part of the top surface of the upper extension main shaft is provided with a vertical screwing part, the vertical screwing part extends out of the top surface of the top plate of the upper bearing sleeve body and is screwed with a limiting sleeve body, and the bottom surface of the limiting sleeve body is pressed against the top surface of the top plate of the upper bearing sleeve body.
The front ends of the upper parts of the left end plate and the right end plate of the hanger beam are formed with upper extending parts extending forwards, the cylinder body ends of the edge adjusting oil cylinders are hinged to the corresponding upper extending parts through hinge shafts, the end parts of the push rods of the edge adjusting oil cylinders are positioned at the front parts between the left supporting plate and the right supporting plate of the corresponding lower lifting connecting seat, and the end parts of the push rods of the edge adjusting oil cylinders are hinged to the two supporting plates through hinge shafts.
The lifting appliance beam is a box-type beam and comprises a front main plate body and a rear main plate body, the end parts of the two main plate bodies, which are located on the same side, are welded and fixed on the same left end plate or right end plate, the bottom surfaces of the upper plate bodies are welded and fixed on the top surfaces of the two main plate bodies, the top surfaces of the lower plate bodies are welded and fixed on the bottom surfaces of the two main plate bodies, and a plurality of middle reinforcing rib plates are welded and fixed between the two main plate bodies.
The adjusting lug seat comprises two vertical plates, the lower parts of the two vertical plates are provided with jacks, guide sleeves are fixed on the inner side walls of the two jacks, the two vertical plates are inserted in the through grooves in the middle of the upper plate body, the lower parts of the two vertical plates and the guide sleeves are positioned between the two main plate bodies of the lifting appliance beam (10), a first articulated shaft is fixed on the two main plate bodies, and the middle part of the first articulated shaft is inserted in the guide sleeves;
and the right side walls of the upper parts of the two vertical plates are formed with right extending parts extending rightwards, and the cylinder body connecting parts of the side adjusting oil cylinders are hinged on the two right extending parts through hinge shafts.
The invention has the beneficial effects that:
the lifting appliance beam can be horizontally rotated, the lifting appliance beam can be vertically inclined, and the lower lifting connecting seat can be inclined in the front-back direction, so that different lifting installation requirements can be met, the lifting state of a lifted object can be changed, and different lifting installation requirements can be met.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present invention without an edge adjustment cylinder mounted at one end;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a partial cross-sectional view of the present invention.
The specific implementation mode is as follows:
example (b): as shown in fig. 1 to 3, an omni-directional rotation adjustment type lifting device of an axle erecting machine comprises a lifting beam 10, wherein the bottom ends of a left end plate and a right end plate of the lifting beam 10 are hinged with a lower lifting connecting seat 11 through a hinged shaft;
one end of the lower hoisting connecting seat 11 is hinged with the end part of a push rod of the edge adjusting oil cylinder 12 through a hinged shaft, and the cylinder body end of the edge adjusting oil cylinder 12 is hinged on the left end plate or the right end plate of the hoisting beam 10 through a hinged shaft;
the middle part of the hanger beam 10 is hinged with an adjusting lug seat 13 through a first hinge shaft, the upper part of the adjusting lug seat 13 extends out of the top surface of the hanger beam 10, the right part of the top surface of the hanger beam 10 is fixedly provided with a connecting seat 14, the end part of a push rod of a side adjusting oil cylinder 15 is hinged on the connecting seat 14 through a hinge shaft, and the cylinder body connecting part of the side adjusting oil cylinder 15 is hinged on the upper part of the adjusting lug seat 13 through a hinge shaft;
the upper part of the adjusting lug seat 13 is hinged with a rotating main shaft 16 through a hinge shaft;
the upper part of the rotating main shaft 16 is hinged on the main seat body 17, and a transmission gear 161 is fixed on the rotating main shaft 16;
a movable pulley seat 181 of the pulley block 18 is arranged on the main seat body 17;
the main seat body 17 is provided with a rotary driving mechanism 19, an output shaft of the rotary driving mechanism 19 is fixed with a driving gear 191, and the driving gear 191 is meshed with the transmission gear 161.
Further, the rotation driving mechanism 19 is a speed reducing motor, and a base of the speed reducing motor is fixed on the top surface of the fixed bottom plate of the main seat body 17.
Furthermore, a through hole 171 is formed in the middle of the fixed bottom plate of the main seat 17, the connection sleeve 172 is fixed on the inner side wall of the through hole 171, the upper portion of the rotating spindle 16 is inserted into the connection sleeve 172, an upper extension spindle 162 is formed in the middle of the top surface of the rotating spindle 16, and the lower portion of the upper extension spindle 162 is inserted into the connection sleeve 172.
Furthermore, a radially extending edge 173 is formed on the inner side wall of the top of the connecting sleeve body 172, the two limiting ring bodies 174 are inserted into the connecting sleeve body 172, the outer side wall of the outer ring of the rolling bearing 175 is clamped on the inner side wall of the connecting sleeve body 172, the rolling bearing 175 is located between the two limiting ring bodies 174, the lower part of the upper extending spindle 162 is inserted into the two limiting ring bodies 174, the lower outer side wall of the upper extending spindle 162 is clamped on the inner side wall of the inner ring of the rolling bearing 175, the top surface of the upper limiting ring body 174 is tightly attached to the bottom surface of the radially extending edge 173, and the bottom surface of the lower limiting ring body 174 is tightly attached to the edge part;
the upper retainer ring 174 has a projection formed on a bottom surface thereof to be pressed against a top surface of an outer ring of the rolling bearing 175, and the lower retainer ring 174 has a projection formed on a top surface thereof to be pressed against a bottom surface of an inner ring of the rolling bearing 175.
Furthermore, a positioning plate 182 is fixed on the side wall of the movable pulley seat 181, the positioning plate 182 is pressed against the top surface of the connecting sleeve body 172, and the middle part of the upper extension main shaft 162 is inserted into the middle through hole of the positioning plate 182.
Furthermore, the top surface of the positioning plate 182 presses against the lower bearing sleeve body 183, the bottom surface of the outer ring of the self-aligning thrust roller bearing 184 presses against the top surface of the bottom plate of the lower bearing sleeve body 183, the outer side wall of the outer ring of the self-aligning thrust roller bearing 184 is clamped on the inner side wall of the lower bearing sleeve body 183, the inner ring of the self-aligning thrust roller bearing 184 is inserted and sleeved with the upper bearing sleeve body 185, the top surface of the inner ring of the self-aligning thrust roller bearing 184 presses against the bottom surface of the top plate of the upper bearing sleeve body 185, the upper portion of the upper extension spindle 162 is inserted and sleeved in the central through hole of the bottom plate of the lower bearing sleeve body 183 and the central through hole of the top plate of the upper bearing sleeve body 185.
Further, a vertical screwing part 163 is formed in the middle of the top surface of the upper extension main shaft 162, the vertical screwing part 163 extends out of the top surface of the top plate of the upper bearing sleeve body 185 and is screwed with a limit sleeve body 164, and the bottom surface of the limit sleeve body 164 is pressed against the top surface of the top plate of the upper bearing sleeve body 185.
Further, the front ends of the upper portions of the left end plate and the right end plate of the hanger beam 10 are formed with upper extending portions 101 extending forward, the cylinder body end of the side adjusting cylinder 12 is hinged to the corresponding upper extending portion 101 through a hinge shaft, the end portion of the push rod of the side adjusting cylinder 12 is located at the front portion between the left support plate and the right support plate of the corresponding lower lifting connection seat 11, and the end portion of the push rod of the side adjusting cylinder 12 is hinged to the two support plates through a hinge shaft.
Further, the spreader beam 10 is a box beam, and includes two front and rear main plate bodies 102, the end portions of the two main plate bodies 102 on the same side are welded and fixed on the same left end plate or right end plate, the bottom surfaces of the upper plate bodies 103 are welded and fixed on the top surfaces of the two main plate bodies 102, the top surfaces of the lower plate bodies 104 are welded and fixed on the bottom surfaces of the two main plate bodies 102, and a plurality of middle reinforcing rib plates 105 are welded and fixed between the two main plate bodies 102.
Further, the adjusting lug seat 13 comprises two vertical plates 131, the lower parts of the two vertical plates 131 are provided with insertion holes, the guide sleeve 132 is fixed on the inner side walls of the two insertion holes, the two vertical plates 131 are inserted in the middle through groove of the upper plate body 103, the lower parts of the two vertical plates 131 and the guide sleeve 132 are located between the two main plate bodies 102 of the hanger beam 10, the first hinge shaft is fixed on the two main plate bodies 102, and the middle part of the first hinge shaft is inserted in the guide sleeve 132;
the right extending part 133 extending rightward is formed on the upper right side wall of the two vertical plates 131, and the cylinder body connecting part of the side adjusting cylinder 15 is hinged on the two right extending parts 133 through a hinge shaft.
The lower hoisting connecting seat 11 comprises two supporting plates, two middle connecting supporting plates 111 are welded and fixed between the two supporting plates, and a hoisting mounting pin shaft 112 is installed between the two middle connecting supporting plates 111.
When the lifting device is used, when the lifting device runs through a steel wire rope, a chain and the like on the pulley block 18, the movable pulley on the lifting device can be lifted (the structures such as the steel wire rope, the fixed pulley and the like of the pulley block 18 are not shown in the attached drawings and are common parts and are not detailed), so that the movable pulley seat 181 can be lifted up and down, the main seat body 17 on the lifting device can be lifted up and down, the lower lifting connecting seat 11 can be lifted up and down, and materials mounted on the lower lifting connecting seat can be lifted up and down.
Two rotary driving mechanisms 19 are installed in the embodiment, and the two driving gears 191 can rotate in the same direction through the operation of the two rotary driving mechanisms 19, so that the transmission gears 161 are driven to rotate, the lifted material can horizontally rotate, and the position of the lifted material can be changed.
The lifting material can be inclined and overturned by a certain angle from front to back by pushing the push rod of the side adjusting oil cylinder 12, the lifting beam 10 can be inclined from left to right in the vertical direction by pushing the push rod of the side adjusting oil cylinder 15, the left end and the right end of the lifting material can be inclined, the requirements of different installation positions are met, and the lifting device is convenient to change and good in effect.
The edge adjusting cylinder 12 and the side adjusting cylinder 15 in this embodiment are both adjustable cylinders, which are commonly used cylinders and will not be described in detail.
Claims (10)
1. The utility model provides an all direction rotation regulation formula hoist device of bridging machine, includes hoist roof beam (10), its characterized in that: the bottom ends of the left end plate and the right end plate of the hanger beam (10) are hinged with a lower lifting connecting seat (11) through a hinged shaft;
one end of the lower hoisting connecting seat (11) is hinged with the end part of a push rod of the edge adjusting oil cylinder (12) through a hinged shaft, and the cylinder body end of the edge adjusting oil cylinder (12) is hinged on the left end plate or the right end plate of the hoisting beam (10) through a hinged shaft;
the middle part of the hanger beam (10) is hinged with an adjusting lug seat (13) through a first hinged shaft, the upper part of the adjusting lug seat (13) extends out of the top surface of the hanger beam (10), the right part of the top surface of the hanger beam (10) is fixedly provided with a connecting seat (14), the end part of a push rod of a side adjusting oil cylinder (15) is hinged on the connecting seat (14) through a hinged shaft, and a cylinder body connecting part of the side adjusting oil cylinder (15) is hinged on the upper part of the adjusting lug seat (13) through a hinged shaft;
the upper part of the adjusting lug seat (13) is hinged with a rotary main shaft (16) through a hinged shaft;
the upper part of the rotating main shaft (16) is hinged on the main base body (17), and a transmission gear (161) is fixed on the rotating main shaft (16);
a movable pulley seat (181) of a pulley block (18) is arranged on the main seat body (17);
the main seat body (17) is provided with a rotary driving mechanism (19), an output shaft of the rotary driving mechanism (19) is fixedly provided with a driving gear (191), and the driving gear (191) is meshed with the transmission gear (161).
2. The omni-directional rotation adjustable spreader device of the bridge girder erection machine according to claim 1, wherein: the rotary driving mechanism (19) is a speed reducing motor, and a base of the speed reducing motor is fixed on the top surface of a fixed bottom plate of the main seat body (17).
3. The omni-directional rotation adjustable spreader device of the bridge girder erection machine according to claim 1, wherein: the middle part shaping of the PMKD of main base body (17) has through-hole (171), and the connection cover body (172) is fixed on the inside wall of through-hole (171), and the upper portion plug bush of rotatory main shaft (16) is in connection cover body (172), and the top surface middle part shaping of rotatory main shaft (16) has upper extension main shaft (162), and the lower part plug bush of upper extension main shaft (162) is in connection cover body (172).
4. An omni-directional rotation adjustable spreader device for bridge girder erection machine according to claim 3, wherein: a radial extending edge (173) is formed on the inner side wall of the top of the connecting sleeve body (172), the two limiting ring bodies (174) are inserted into the connecting sleeve body (172), the outer side wall of the outer ring of the rolling bearing (175) is clamped on the inner side wall of the connecting sleeve body (172), the rolling bearing (175) is positioned between the two limiting ring bodies (174), the lower part of the upper extending spindle (162) is inserted into the two limiting ring bodies (174), the lower outer side wall of the upper extending spindle (162) is clamped on the inner side wall of the inner ring of the rolling bearing (175), the top surface of the upper limiting ring body (174) is tightly attached to the bottom surface of the radial extending edge (173), and the bottom surface of the lower limiting ring body (174) is tightly attached to the edge part of the top surface of;
the bottom surface of the upper limiting ring body (174) is provided with a bulge which is pressed against the top surface of the outer ring of the rolling bearing (175), and the top surface of the lower limiting ring body (174) is provided with a bulge which is pressed against the bottom surface of the inner ring of the rolling bearing (175).
5. An omni-directional rotation adjustable spreader device for bridge girder erection machine according to claim 4, wherein: a positioning plate (182) is fixed on the side wall of the movable pulley seat (181), the positioning plate (182) is pressed on the top surface of the connecting sleeve body (172), and the middle part of the upper extension main shaft (162) is inserted in a through hole in the middle part of the positioning plate (182).
6. An omni-directional rotation adjustable spreader device for bridge girder erection machine according to claim 5, wherein: the top surface of the positioning plate (182) is pressed with a lower bearing sleeve body (183), the bottom surface of the outer ring of the self-aligning thrust roller bearing (184) is pressed on the top surface of the bottom plate of the lower bearing sleeve body (183), the outer side wall of the outer ring of the self-aligning thrust roller bearing (184) is clamped on the inner side wall of the lower bearing sleeve body (183), the inner ring of the self-aligning thrust roller bearing (184) is sleeved with an upper bearing sleeve body (185), the top surface of the inner ring of the self-aligning thrust roller bearing (184) is pressed on the bottom surface of the top plate of the upper bearing sleeve body (185), the upper part of the upper extension main shaft (162) is sleeved in the central through hole of the bottom plate of the lower bearing sleeve body (183) and the central through hole of the top plate of the upper bearing sleeve body (185), and the inner ring of.
7. An omni-directional rotation adjustable spreader device for bridge girder erection machine according to claim 6, wherein: the middle of the top surface of the upper extension main shaft (162) is provided with a vertical screwing part (163), the vertical screwing part (163) extends out of the top surface of the top plate of the upper bearing sleeve body (185) and is screwed with a limit sleeve body (164), and the bottom surface of the limit sleeve body (164) is pressed against the top surface of the top plate of the upper bearing sleeve body (185).
8. The omni-directional rotation adjustable spreader device of the bridge girder erection machine according to claim 1, wherein: the front ends of the upper parts of the left end plate and the right end plate of the hanger beam (10) are formed with upper extending parts (101) extending forwards, the cylinder body ends of the edge adjusting oil cylinders (12) are hinged to the corresponding upper extending parts (101) through hinge shafts, the end parts of push rods of the edge adjusting oil cylinders (12) are positioned at the front parts between the left supporting plate and the right supporting plate of the corresponding lower hoisting connecting seat (11), and the end parts of the push rods of the edge adjusting oil cylinders (12) are hinged to the two supporting plates through hinge shafts.
9. The omni-directional rotation adjustable spreader device of the bridge girder erection machine according to claim 1, wherein: the lifting appliance beam (10) is a box-type beam and comprises a front main plate body and a rear main plate body (102), the end parts of the two main plate bodies (102) on the same side are welded and fixed on the same left end plate or right end plate, the bottom surfaces of the upper plate bodies (103) are welded and fixed on the top surfaces of the two main plate bodies (102), the top surfaces of the lower plate bodies (104) are welded and fixed on the bottom surfaces of the two main plate bodies (102), and a plurality of middle reinforcing rib plates (105) are welded and fixed between the two main plate bodies (102).
10. An omni-directional rotary adjustment type spreader apparatus for bridge girder erection machine according to claim 9, wherein: the adjusting lug seat (13) comprises two vertical plates (131), jacks are formed in the lower parts of the two vertical plates (131), guide sleeves (132) are fixed on the inner side walls of the two jacks, the two vertical plates (131) are inserted in through grooves in the middle of the upper plate body (103), the lower parts of the two vertical plates (131) and the guide sleeves (132) are located between the two main plate bodies (102) of the hanger beam (10), a first hinge shaft is fixed on the two main plate bodies (102), and the middle part of the first hinge shaft is inserted in the guide sleeves (132);
and right extending parts (133) extending rightwards are formed on the right side walls of the upper parts of the two vertical plates (131), and cylinder body connecting parts of the side adjusting cylinders (15) are hinged on the two right extending parts (133) through hinge shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228933.8A CN112225061A (en) | 2020-11-06 | 2020-11-06 | Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228933.8A CN112225061A (en) | 2020-11-06 | 2020-11-06 | Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine |
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| Publication Number | Publication Date |
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| CN112225061A true CN112225061A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011228933.8A Pending CN112225061A (en) | 2020-11-06 | 2020-11-06 | Omni-directional rotation adjusting type lifting appliance device of bridge girder erection machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476928A (en) * | 2022-01-29 | 2022-05-13 | 浙江中建路桥设备有限公司 | Multifunctional lifting appliance |
-
2020
- 2020-11-06 CN CN202011228933.8A patent/CN112225061A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476928A (en) * | 2022-01-29 | 2022-05-13 | 浙江中建路桥设备有限公司 | Multifunctional lifting appliance |
| CN114476928B (en) * | 2022-01-29 | 2022-09-09 | 浙江中建路桥设备有限公司 | Multifunctional lifting appliance |
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