CN117142323A - Lifting appliance structure of crane - Google Patents
Lifting appliance structure of crane Download PDFInfo
- Publication number
- CN117142323A CN117142323A CN202311428608.XA CN202311428608A CN117142323A CN 117142323 A CN117142323 A CN 117142323A CN 202311428608 A CN202311428608 A CN 202311428608A CN 117142323 A CN117142323 A CN 117142323A
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- Prior art keywords
- lifting
- support
- bearing
- fixedly arranged
- driving
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 31
- 239000010959 steel Substances 0.000 abstract description 31
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- 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
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement 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
- 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
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/445—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces motor actuated
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a lifting appliance structure of a crane, which relates to the technical field of lifting for hollow steel pipes with certain sizes, and comprises the following components: the lifting support, the driving rotating shaft, the bearing support plate and the lifting support frame; bearing struts are fixedly arranged on two sides of the lifting support; the driving rotating shaft is rotatably arranged at the inner side of the rotating carrying groove through a bearing; the bearing support plate is fixedly arranged on the side surface of the bearing support column; the lifting support frame is fixedly arranged at the bottoms of the bearing support posts and the protection support posts, an assembly carrying groove is formed in the inner side of the lifting support frame, and a positioning sliding groove is formed in the top end of the assembly carrying groove in a penetrating manner; the two sides of the steel pipe are fixedly pulled through the pulling hook rope, the whole position of the lifting appliance can be pulled and adjusted through the retraction of the pulling hook rope, so that the lifting appliance is quickly arranged at the center of the steel pipe, and the steel pipe is prevented from shifting and slipping when the lifting appliance is matched with a crane for lifting; the lifting and fixing method solves the problems that most lifting devices are complicated in lifting and fixing mode, and the lifting devices are inconvenient to rapidly position and fix the center point of the steel pipe.
Description
Technical Field
The invention relates to the technical field of lifting for hollow steel pipes with certain sizes, in particular to a lifting appliance structure of a crane.
Background
The lifting appliance refers to a device for lifting heavy objects in lifting machinery, the most common lifting appliance for lifting articles is a lifting hook and a hanging strip, and other lifting rings, lifting chucks, clamps, forks and the like are widely applied to the lifting industry, wherein when steel pipes are produced and carried, the lifting appliance is required to be matched with a crane for lifting.
Based on the above, at present hoist cooperation hoist is when lifting by crane hollow steel pipe, and the fixed mode that lifts by crane of majority hoist is comparatively loaded down with trivial details, and the hoist is inconvenient to fix a position the steel pipe central point fast, and then makes the hoist not can carry out balanced lifting by crane to the phenomenon that the slippage appears easily when lifting by crane in succession, and then makes the lifting process unstable inadequately, has the hidden danger of safety certain, is not applicable to the steel pipe, especially longer steel pipe lifts by crane usefulness.
Disclosure of Invention
In view of the above, the invention provides a lifting appliance structure of a crane, which is provided with a lifting support, a driving rotating shaft, a bearing support plate and a lifting support frame, so that the problems that when the crane is matched with a lifting appliance to lift hollow steel pipes, the lifting fixing modes of a plurality of lifting appliances are complicated, the lifting appliance is inconvenient to rapidly fix the center point of the steel pipes, and slipping easily occurs during subsequent lifting are solved, so that the lifting process is unstable, potential safety hazards exist, and the lifting appliance is not suitable for the steel pipes, especially longer steel pipes.
The invention provides a lifting appliance structure of a crane, which specifically comprises the following components: the lifting support, the driving rotating shaft, the bearing support plate and the lifting support frame;
the two sides of the lifting support are fixedly provided with bearing struts, the side surfaces of the bearing struts are fixedly provided with protection struts, one end of each bearing strut is provided with a rotary carrying groove in a penetrating mode, the side surfaces of the bearing struts are fixedly provided with bearing shaft blocks, and the bottoms of the bearing shaft blocks are rotatably provided with turning gears; the driving rotating shaft is rotatably arranged at the inner side of the rotating carrying groove through a bearing, a transmission gear cylinder is fixedly sleeved at the outer side of the driving rotating shaft, driving gears are fixedly sleeved at the outer sides of two ends of the driving rotating shaft, the driving gears are meshed with the turning gears, second gears are fixedly arranged at two ends of the driving rotating shaft, meanwhile, the second gears are meshed with the driving gear rings, and the second gears are arranged at the inner side of the rotating carrying groove; the bearing support plate is fixedly arranged on the side face of the bearing support column, the reinforcing support plate is fixedly arranged at the two ends of the bottom of the bearing support plate, the bearing support is fixedly arranged on the side face of the reinforcing support plate, the driving motor is fixedly arranged on the inner side of the bearing support, the positioning support blocks are fixedly arranged at the two ends of the bottom of the bearing support plate, the mounting shaft blocks are fixedly arranged on the two sides of the bottom of the bearing support plate, the driving worm is rotatably arranged on the inner side of the mounting shaft blocks, the eccentric rocker is fixedly arranged at one end of the driving worm, the rotating worm wheel is rotatably arranged at the top of the bearing support plate, and the rotating worm wheel is in transmission engagement with the driving worm; the lifting support frame is fixedly arranged at the bottoms of the bearing support posts and the protection support posts, the inner side of the lifting support frame is provided with an assembly carrying groove, the top end of the assembly carrying groove is provided with a positioning chute in a penetrating mode, the inner side of the assembly carrying groove is provided with a transmission connecting groove, two ends of the lifting support frame are fixedly provided with mounting support blocks, the inner side of the assembly carrying groove is rotatably provided with lifting clamp rings, the side face of each lifting clamp ring is fixedly provided with a supporting slide frame, and the supporting slide frame is arranged on the inner side of the positioning chute in a sliding mode.
Optionally, the lifting support is further provided with: the bearing support block and the positioning support cylinder;
the bearing support block is fixedly arranged on the side surface of the lifting support, and simultaneously supports and reinforces the bottom of the support plate; the positioning support cylinder is fixedly arranged on the side surface of the lifting support.
Optionally, the protection post side is further provided with: rotating the slotting and bearing side posts;
the rotary slotting is arranged at the bottom of the protection support column, and meanwhile, the rotary slotting is in butt joint with the transmission connecting slot; the bearing side column is fixedly arranged on the side face of the protection column.
Optionally, the driving shaft is further provided with: the bearing tooth cylinder and the first gear;
the bearing tooth cylinder is rotatably sleeved on the outer sides of the two ends of the driving rotating shaft, and is meshed with the turning gear; the first gear is fixedly arranged at one end of the bearing tooth cylinder, and simultaneously the first gear is meshed with the driving tooth ring and is arranged at the inner side of the rotary carrying groove.
Optionally, the bearing bracket is further provided with: a driving gear cylinder and a synchronous belt;
the driving gear cylinder is rotatably arranged on the inner side of the bearing bracket, and is in transmission connection with the rotating shaft of the driving motor through a coupler; the synchronous belt is sleeved outside the driving gear cylinder and the transmission gear cylinder.
Optionally, the rotating worm wheel is further provided with: winding a fulcrum and pulling a hook rope;
the winding fulcrum is fixedly arranged at the top of the rotating worm wheel; the traction rope is bidirectionally wound on the outer side of the winding fulcrum.
Optionally, the side surface of the mounting support block is further provided with: a rotating shaft block and an adjusting support wheel;
the rotating shaft block is fixedly arranged on the side surface of the mounting support block; the adjusting supporting wheel is rotatably arranged on the side face of the rotating shaft block.
Optionally, the outer side of the lifting clamp ring is further provided with: driving the toothed ring and the clamping cushion block;
the driving toothed ring is fixedly arranged on the side surface of the lifting clamp ring; the clamping cushion block is fixedly arranged on the inner side of the lifting clamp ring.
The lifting appliance structure of the crane provided by the invention has the following beneficial effects:
1. the invention has the traction rope, when the crane lifts the lifting frame above the steel pipe to be lifted, the driving worm can be driven to rotate by rotating the eccentric rocking bar, so that the driving worm synchronously drives the winding support shaft to rotate, the traction rope which is wound on the outer side of the winding support shaft in a bidirectional way is wound and unwound, and the traction rope is further fixed and pulled on two sides of the steel pipe, so that the traction force of the traction rope can drag the whole lifting appliance in position while the traction rope is wound and unwound, the lifting appliance is quickly arranged at the position of the center of the steel pipe, and after the subsequent lifting frame is positioned and fixed, the traction force generated by winding the traction rope by the winding support shaft can be used for fixedly dragging two ends of the steel pipe, and further the steel pipe is prevented from slipping off when the lifting appliance is matched with the crane to lift.
2. The lifting frame is provided with the driving rotating shaft, when the lifting frame is positioned above the center of a steel pipe to be lifted through the traction of the traction hook rope, the driving motor is matched with the driving gear cylinder and the synchronous belt, the driving gear cylinder can be driven to rotate, the driving rotating shaft is synchronously driven to rotate, the second gear is synchronously driven to rotate, the driving gear drives the turning gear to rotate, the bearing gear cylinder is synchronously driven to rotate, the first gear is driven to reversely rotate compared with the second gear, the first gear and the second gear are driven to push the driving gear ring, the driving gear ring drives the two groups of lifting clamp rings to reversely rotate and adjust, the lifting clamp rings are matched with the clamping cushion blocks to clamp and lift the bottom side of the steel pipe, and the lifting clamp ring is matched with the lifting frame to fixedly clamp the center of the steel pipe to be lifted.
Drawings
According to the national development, the national soil space is divided into an optimized development area, a key development area, a limited development area and a forbidden development area, and then the reasonable use of the land is planned and arranged according to the economic development prospect, the requirement and other factors, and the land is measured before the land is planned and arranged, so that the land utilization can meet the proportional development requirement of national economy departments
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 shows a schematic view of a front view structure of a whole lifting assembly of a lifting appliance according to an embodiment of the invention;
fig. 2 shows a schematic view of a lifting appliance integral lifting assembly bottom view according to an embodiment of the invention;
FIG. 3 shows a schematic view of the overall assembly and storage structure of a lifting appliance according to an embodiment of the invention;
fig. 4 shows a schematic view of an assembly and disassembly structure of a lifting support according to an embodiment of the invention;
FIG. 5 shows a schematic diagram of a drive shaft assembly and disassembly structure according to an embodiment of the present invention;
fig. 6 shows a schematic view of an assembly and disassembly structure of a bearing support plate according to an embodiment of the present invention;
FIG. 7 shows a schematic diagram of a lifting frame assembly disassembly front view structure according to an embodiment of the invention;
fig. 8 shows a schematic diagram of a side view of an assembly and disassembly of a lifting frame according to an embodiment of the invention.
List of reference numerals
1. A lifting support;
101. a load-bearing support; 1011. a protective pillar; 1012. rotating and slotting; 1013. a bearing side column; 102. rotating the carrying groove; 103. a bearing support block; 104. a bearing shaft block; 105. a change gear; 106. positioning the support cylinder;
2. driving the rotating shaft;
201. a transmission gear cylinder; 202. a drive gear; 203. carrying a tooth cylinder; 204. a first gear; 205. a second gear;
3. a bearing support plate;
301. reinforcing the support plate; 3011. a load bearing bracket; 3012. a driving motor; 3013. driving the tooth cylinder; 3014. a synchronous belt; 302. positioning the support block; 303. installing a shaft block; 304. driving a worm; 305. an eccentric rocker; 306. rotating the worm wheel; 307. winding a support shaft; 308. pulling the hook rope;
4. lifting the support frame;
401. a mounting groove; 402. positioning a chute; 403. a transmission connecting groove; 404. installing a supporting block; 405. a rotating shaft block; 406. adjusting the supporting wheel; 407. lifting the clamping ring; 4071. a support slide frame; 4072. driving the toothed ring; 4073. and clamping the cushion block.
Detailed Description
Examples: please refer to fig. 1 to 8:
the invention provides a lifting appliance structure of a crane, which comprises the following components: the lifting support 1, the driving rotating shaft 2, the bearing support plate 3 and the lifting support frame 4;
bearing support posts 101 are fixedly arranged on two sides of the lifting support 1, protection support posts 1011 are fixedly arranged on the side surfaces of the bearing support posts 101, a rotary carrying groove 102 is formed in one end of each bearing support post 101 in a penetrating manner, a bearing shaft block 104 is fixedly arranged on the side surfaces of the bearing support posts 101, and a turning gear 105 is rotatably arranged at the bottom of each bearing shaft block 104; the driving rotating shaft 2 is rotatably arranged at the inner side of the rotating carrying groove 102 through a bearing, a transmission gear cylinder 201 is fixedly sleeved at the outer side of the driving rotating shaft 2, driving gears 202 are fixedly sleeved at the outer sides of two ends of the driving rotating shaft 2, and second gears 205 are fixedly arranged at two ends of the driving rotating shaft 2; the bearing support plate 3 is fixedly arranged on the side surface of the bearing support post 101, the reinforcing support plate 301 is fixedly arranged at two ends of the bottom of the bearing support plate 3, the bearing support 3011 is fixedly arranged on the side surface of the reinforcing support plate 301, the driving motor 3012 is fixedly arranged on the inner side of the bearing support 3011, the positioning support block 302 is fixedly arranged at two ends of the bottom of the bearing support plate 3, the mounting shaft blocks 303 are fixedly arranged at two sides of the bottom of the bearing support plate 3, the driving worm 304 is rotatably arranged on the inner side of the mounting shaft blocks 303, the eccentric rocker 305 is fixedly arranged at one end of the driving worm 304, and the rotating worm wheel 306 is rotatably arranged at the top of the bearing support plate 3; the lifting support frame 4 is fixedly arranged at the bottoms of the bearing support posts 101 and the protection support posts 1011, the inner side of the lifting support frame 4 is provided with an assembly carrying groove 401, the top end of the assembly carrying groove 401 is provided with a positioning chute 402 in a penetrating way, the inner side of the assembly carrying groove 401 is provided with a transmission connecting groove 403, two ends of the lifting support frame 4 are fixedly provided with mounting support blocks 404, the inner side of the assembly carrying groove 401 is rotatably provided with a lifting clamp ring 407, the side surface of the lifting clamp ring 407 is fixedly provided with a supporting slide frame 4071, and the supporting slide frame 4071 is arranged on the inner side of the positioning chute 402 in a sliding way.
Embodiment one: as shown in fig. 3 to 5, the rotating worm wheel 306 is further provided with: winding the fulcrum 307 and the retractor cable 308; the winding fulcrum 307 is fixedly installed on the top of the rotating worm wheel 306; the traction rope 308 is bidirectionally wound on the outer side of the winding support shaft 307; by winding the support shaft 307 and matching with the traction rope 308, both ends of the steel pipe to be lifted can be fixedly pulled, and further, the steel pipe is prevented from deviating and slipping during lifting.
Embodiment two: on the basis of the first embodiment, as shown in fig. 2 to 8, the hoisting support 1 is further provided with: a bearing support block 103 and a positioning support cylinder 106; the bearing support block 103 is fixedly arranged on the side surface of the lifting support 1, and the bearing support block 103 supports and reinforces the bottom of the support plate 301; the positioning support 106 is fixedly arranged on the side surface of the lifting support 1; the method comprises the steps of carrying out a first treatment on the surface of the The protection post 1011 side is also provided with: a rotary slot 1012 and load bearing jambs 1013; the rotary slot 1012 is arranged at the bottom of the protection strut 1011, and meanwhile, the rotary slot 1012 is in butt joint with the transmission connecting slot 403; the bearing side columns 1013 are fixedly arranged on the side surfaces of the protection columns 1011; the outside of the driving rotating shaft 2 is also provided with: a carrier 203 and a first gear 204; the bearing tooth cylinder 203 is rotatably sleeved outside the two ends of the driving rotating shaft 2; the first gear 204 is fixedly installed at one end of the bearing gear cylinder 203, meanwhile, the first gear 204 is meshed with the driving gear ring 4072, and the first gear 204 is arranged at the inner side of the rotary carrier 102; the bearing bracket 3011 is also provided with: a drive gear cylinder 3013 and a timing belt 3014; the driving gear cylinder 3013 is rotatably arranged at the inner side of the bearing bracket 3011, and meanwhile, the driving gear cylinder 3013 is in transmission connection with a rotating shaft of the driving motor 3012 through a coupler; the synchronous belt 3014 is sleeved outside the driving gear cylinder 3013 and the transmission gear cylinder 201; the side of the mounting support block 404 is also provided with: a rotating shaft block 405 and an adjusting support wheel 406; the rotating shaft block 405 is fixedly arranged on the side surface of the mounting support block 404; the adjusting support wheel 406 is rotatably arranged on the side surface of the rotating shaft block 405; the outer side of the lifting clamp ring 407 is also provided with: a drive ring gear 4072 and a clamp block 4073; the driving toothed ring 4072 is fixedly arranged on the side surface of the lifting clamping ring 407; the clamping cushion block 4073 is fixedly arranged on the inner side of the lifting clamp ring 407; through bearing tooth cylinder 203 cooperation change gear 105, can make and carry out reverse rotation between first gear 204 and the second gear 205, and then make first gear 204 and second gear 205 drive two sets of clamp ring 407 of lifting by crane and carry out reverse rotation, and then make clamp ring 407 of lifting by crane can be fast to the steel pipe that need lift by crane centre gripping.
Specific use and action of the embodiment: when the lifting device is used, the lifting support 1 is matched with a crane to enable the lifting appliance to integrally move to a proper position, the lifting support frame 4 is clamped on the upper side of a steel pipe to be lifted, the driving worm 304 can be driven to rotate through the rotating eccentric rocking rod 305, the rotating worm wheel 306 and the winding support shaft 307 are synchronously driven to rotate, the traction hook cable 308 which is wound on the outer side of the winding support shaft 307 in a bidirectional mode is enabled to be retracted and released in a bidirectional mode, the traction hook cable 308 is enabled to fixedly pull two ends of the steel pipe to be lifted, the steel pipe is prevented from deviating and slipping during lifting, the traction hook cable 308 can be used for positioning the lifting support frame 4 to be pulled when being tightened, the driving motor 3032 is matched with the driving tooth drum 3033 and the synchronous belt 3034, the driving tooth drum 201 can be driven to rotate, the driving rotating shaft 2 is synchronously driven to rotate, the second gear 205 is driven to rotate, the turning gear 202 can be driven to rotate, the driving tooth drum 203 is synchronously driven to rotate, the first gear 204 is driven to rotate, the second gear 205 is driven to rotate, the first gear 205 is reversely matched with the second gear 205, and the lifting ring is driven to rotate the lifting support ring 407 is enabled to be in a reverse direction, and the lifting appliance is enabled to be matched with the lifting appliance to rotate in a clamping ring to be reversely matched with the lifting support ring 407, and the lifting appliance is enabled to be reversely matched with the lifting support ring to rotate, and the lifting support ring is enabled to be held to be reversely matched with the lifting steel pipe to be held with the lifting steel pipe.
Claims (8)
1. A spreader structure for a crane, comprising: the lifting support (1), the driving rotating shaft (2), the bearing support plate (3) and the lifting support frame (4);
bearing support posts (101) are fixedly arranged on two sides of the lifting support (1), protection support posts (1011) are fixedly arranged on the side faces of the bearing support posts (101), a rotary carrying groove (102) is formed in one end of each bearing support post (101) in a penetrating mode, a bearing shaft block (104) is fixedly arranged on the side face of each bearing support post (101), and a turning gear (105) is rotatably arranged at the bottom of each bearing shaft block (104); the device is characterized in that the driving rotating shaft (2) is rotatably arranged at the inner side of the rotating carrying groove (102) through a bearing, a transmission gear cylinder (201) is fixedly sleeved at the outer side of the driving rotating shaft (2), driving gears (202) are fixedly sleeved at the outer sides of two ends of the driving rotating shaft (2), and second gears (205) are fixedly arranged at two ends of the driving rotating shaft (2); the bearing support plate (3) is fixedly arranged on the side face of the bearing support post (101), the reinforcing support plate (301) is fixedly arranged at two ends of the bottom of the bearing support plate (3), the bearing support frame (3011) is fixedly arranged on the side face of the reinforcing support plate (301), the driving motor (3012) is fixedly arranged on the inner side of the bearing support frame (3011), the positioning support blocks (302) are fixedly arranged at two ends of the bottom of the bearing support plate (3), the mounting shaft blocks (303) are fixedly arranged at two sides of the bottom of the bearing support plate (3), the driving worm (304) is rotatably arranged on the inner side of the mounting shaft blocks (303), the eccentric rocker (305) is fixedly arranged at one end of the driving worm (304), and the rotating worm wheel (306) is rotatably arranged at the top of the bearing support plate (3); the lifting support frame (4) is fixedly arranged at the bottom of the bearing support column (101) and the bottom of the protection support column (1011), the inner side of the lifting support frame (4) is provided with a mounting carrying groove (401), the top end of the mounting carrying groove (401) is penetrated and provided with a positioning sliding groove (402), the inner side of the mounting carrying groove (401) is provided with a transmission connecting groove (403), two ends of the lifting support frame (4) are fixedly provided with mounting support blocks (404), the inner side of the mounting carrying groove (401) is rotatably provided with a lifting clamp ring (407), the side surface of the lifting clamp ring (407) is fixedly provided with a supporting sliding frame (4071), and the supporting sliding frame (4071) is arranged at the inner side of the positioning sliding groove (402) in a sliding way.
2. The spreader structure of a crane according to claim 1, wherein: the lifting support (1) is also provided with: a bearing support block (103) and a positioning support cylinder (106);
the bearing support block (103) is fixedly arranged on the side surface of the lifting support (1), and meanwhile, the bearing support block (103) supports and reinforces the bottom of the support plate (301); the positioning support tube (106) is fixedly arranged on the side surface of the lifting support (1).
3. The spreader structure of a crane according to claim 1, wherein: the side surface of the protection strut (1011) is also provided with: a rotary slot (1012) and a load bearing jamb (1013);
the rotary slot (1012) is arranged at the bottom of the protection support column (1011), and meanwhile, the rotary slot (1012) is in butt joint with the transmission connecting slot (403); the bearing side column (1013) is fixedly arranged on the side surface of the protection column (1011).
4. The spreader structure of a crane according to claim 1, wherein: the outside of the driving rotating shaft (2) is also provided with: a carrier (203) and a first gear (204);
the bearing tooth cylinder (203) is rotatably sleeved outside the two ends of the driving rotating shaft (2); the first gear (204) is fixedly arranged at one end of the bearing tooth cylinder (203).
5. The spreader structure of a crane according to claim 1, wherein: the bearing bracket (3011) is also provided with: a drive gear cylinder (3013) and a timing belt (3014);
the driving gear cylinder (3013) is rotatably arranged at the inner side of the bearing bracket (3011), and meanwhile, the driving gear cylinder (3013) is in transmission connection with a rotating shaft of the driving motor (3012) through a coupler; the synchronous belt (3014) is sleeved outside the driving gear cylinder (3013) and the transmission gear cylinder (201).
6. The spreader structure of a crane according to claim 1, wherein: the rotating worm wheel (306) is also provided with: winding a support shaft (307) and a traction cable (308);
the winding fulcrum (307) is fixedly arranged at the top of the rotating worm wheel (306); the traction rope (308) is wound on the outer side of the winding support shaft (307) in a bidirectional way.
7. The spreader structure of a crane according to claim 1, wherein: the side face of the mounting support block (404) is also provided with: a rotating shaft block (405) and an adjusting support wheel (406);
the rotating shaft block (405) is fixedly arranged on the side surface of the mounting support block (404); the adjusting supporting wheel (406) is rotatably arranged on the side face of the rotating shaft block (405).
8. The spreader structure of a crane according to claim 1, wherein: the outer side of the lifting clamp ring (407) is also provided with: a driving toothed ring (4072) and a clamping cushion block (4073);
the driving toothed ring (4072) is fixedly arranged on the side surface of the lifting clamp ring (407); the clamping cushion block (4073) is fixedly arranged on the inner side of the lifting clamp ring (407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311428608.XA CN117142323A (en) | 2023-10-31 | 2023-10-31 | Lifting appliance structure of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311428608.XA CN117142323A (en) | 2023-10-31 | 2023-10-31 | Lifting appliance structure of crane |
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| Publication Number | Publication Date |
|---|---|
| CN117142323A true CN117142323A (en) | 2023-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311428608.XA Pending CN117142323A (en) | 2023-10-31 | 2023-10-31 | Lifting appliance structure of crane |
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| CN (1) | CN117142323A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117430017A (en) * | 2023-12-11 | 2024-01-23 | 河南省新东方起重机集团有限公司 | Wind-proof device and wind-proof method for portal crane |
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| CN116081443A (en) * | 2022-12-20 | 2023-05-09 | 华能巴林右旗新能源有限公司 | Fan blade hoisting and fixing equipment |
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2023
- 2023-10-31 CN CN202311428608.XA patent/CN117142323A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002211874A (en) * | 2001-01-17 | 2002-07-31 | Sankyu Inc | Long material hoisting apparatus |
| CN213976672U (en) * | 2020-10-12 | 2021-08-17 | 江西省中天能源开发有限公司 | Hoisting device is used in processing of steel construction side pipe |
| CN113845010A (en) * | 2021-09-22 | 2021-12-28 | 合肥市飞虎机械配件铸造有限公司 | Special hoisting equipment for nodular cast iron pipe |
| CN216638658U (en) * | 2021-12-20 | 2022-05-31 | 谌宝 | Adjustable crane lifting appliance |
| CN218620043U (en) * | 2022-11-20 | 2023-03-14 | 山东德贤安装工程股份有限公司 | Hoisting device of electric winch |
| CN116081443A (en) * | 2022-12-20 | 2023-05-09 | 华能巴林右旗新能源有限公司 | Fan blade hoisting and fixing equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117430017A (en) * | 2023-12-11 | 2024-01-23 | 河南省新东方起重机集团有限公司 | Wind-proof device and wind-proof method for portal crane |
| CN117430017B (en) * | 2023-12-11 | 2024-03-22 | 河南省新东方起重机集团有限公司 | Wind-proof device and wind-proof method for portal crane |
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