CN217921145U - Crane - Google Patents

Abstract

The utility model relates to a crane, include the frame and set up in the carriage release lever of frame top surface, the carriage release lever spanes the frame, just the length direction that the frame can be followed to the carriage release lever slides, it is provided with the removal seat to slide on the carriage release lever, the liftable is provided with the shackle on the removal seat, be provided with first hoist cable and second hoist cable on the shackle respectively, the one end that the shackle was kept away from to first hoist cable and second ground hoist cable all is provided with the lifting hook, two the lifting hook is used for pressing from both sides tightly in the both ends of steel pipe respectively, be provided with the lifting unit who is used for the vertical lift of the relative frame of drive lifting hook on the removal seat. This application has when the handling steel pipe, and the steel pipe is difficult breaks away from in the lifting hook, has reduced the effect of safe risk.

Description

Crane

Technical Field

The utility model belongs to the technical field of the handling equipment technique and specifically relates to a loop wheel machine.

Background

When a cylindrical steel pipe is processed, it is generally necessary to hoist the steel pipe to a processing station by a crane for processing.

In the related art, when the crane lifts a steel pipe, the two ends of the steel pipe are clamped and lifted by the crane, and the two ends of the crane and the steel pipe are not firmly fixed during lifting, so that potential safety hazards of separation exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that in the prior art, when a steel pipe is hoisted by a crane, the two ends of the crane and the steel pipe are not fixed firmly, and the steel pipe is separated from the crane in a wrong mode, the potential safety hazard is avoided, and the crane is provided.

The application provides a loop wheel machine adopts following technical scheme:

the utility model provides a crane, includes the frame and sets up in the carriage release lever of frame top surface, the carriage release lever spanes the frame, just the length direction that the frame can be followed to the carriage release lever slides, it is provided with the removal seat to slide on the carriage release lever, the liftable is provided with the shackle on the removal seat, be provided with first hoist cable and second hoist cable on the shackle respectively, the one end that the shackle was kept away from to first hoist cable and second ground hoist cable all is provided with the lifting hook, two the lifting hook is used for pressing from both sides the both ends of tight steel pipe respectively, be provided with the lifting unit who is used for driving the vertical lift of the relative frame of lifting hook on the removal seat.

Through adopting above-mentioned technical scheme, during the handling, remove along the length direction of frame through the drive carriage release lever, and remove the length direction removal of seat along the carriage release lever through the drive, make the seat that slides remove to the steel pipe top that needs the handling, descend through lifting unit drive shackle and make two lifting hook butt steel pipes, hold the both ends hook of steel pipe respectively with two lifting hooks fixed this moment, rethread lifting unit drive shackle rises, make the steel pipe rise to the handling height, rethread drive carriage release lever moves along the length direction of frame, the realization is with the handling of steel pipe. Compare in the loop wheel machine among the correlation technique, this application is when the handling, hold the both ends hook of steel pipe fixed with two lifting hooks respectively to rise through lifting unit drive shackle, thereby hoist the steel pipe, and under the gravity of steel pipe, make the both ends hook of two lifting hooks and steel pipe hold better stability, and then avoided breaking away from in the lifting hook at handling in-process steel pipe, reduced the safety risk.

Preferably, the lifting hook includes that the fixed riser that sets up in first hoist cable, the fixed first butt board that sets up on the riser and slide and set up the second butt board on the riser, the riser sets up along the length direction of perpendicular to frame, just the riser is located the one end that the shackle was kept away from to first hoist cable, first butt board sets up along the length direction of shifting lever, and first butt board inserts in the steel pipe, just first butt board is used for supporting the top surface of the inner wall of tight steel pipe, second butt board is on a parallel with first butt board, just the second butt board is used for supporting the outside tight in the steel pipe, be provided with on the riser and be used for driving the direction removal of second butt board towards being close to first butt board to make the second butt board and the tight steel pipe of first butt board cooperation drive assembly.

Through adopting above-mentioned technical scheme, during the handling, insert first butt joint board in the steel pipe through the opening at the both ends of steel pipe to through the direction removal of drive assembly drive second butt joint board towards being close to first butt joint board, make first butt joint board and second butt joint board butt respectively in the top surface and the steel pipe outside of steel pipe inner wall, thereby make first butt joint board and the cooperation of second butt joint board press from both sides the steel pipe tightly, and then make when the handling steel pipe, the steel pipe is difficult for breaking away from in the lifting hook.

Preferably, the drive assembly sets up the lead screw on the spout including seting up spout, rotation on the riser, threaded connection is in slider on the lead screw and be used for driving lead screw pivoted driving piece, the spout is vertical setting, the lead screw sets up along the length direction of spout, the slider slides and connects in the spout, just one side fixed connection that the slider deviates from the spout is in second butt joint board.

Through adopting above-mentioned technical scheme, during the handling, rotate through the drive lead screw, make the slider along the vertical lift of the length direction of spout to drive the vertical lift of length direction of second butt joint board along the spout, make the second butt joint board towards the direction removal of being close to or keeping away from first butt joint board, and then make first butt joint board and second butt joint board cooperation press from both sides the steel pipe tight or loosen.

Preferably, the driving piece is including the worm wheel of cover on locating the lead screw and be used for with worm wheel rodent complex worm, worm wheel fixed connection is in the lead screw, the length direction setting of perpendicular to lead screw is followed to the worm, just the worm rotates to be connected in the riser.

Through adopting above-mentioned technical scheme, rotate through the drive worm, it makes the lead screw take place to rotate to drive the worm wheel rotation, thereby it slides to drive the length direction of slider along the spout, make the length direction that the second butt board is close to or keeps away from first butt board slide, and then make first butt board and second butt board butt respectively in the top surface of the inner wall of steel pipe and the outside of steel pipe, and utilize the auto-lock characteristic of worm wheel and worm, lock the lead screw, thereby make first butt board and second butt board be difficult for taking place to shift when supporting tightly in the steel pipe, and then guaranteed the stability at the in-process steel pipe of handling steel pipe.

Preferably, a hand wheel is further arranged at one end, far away from the worm wheel, of the worm.

By adopting the technical scheme, the arrangement of the hand wheel makes the worm rotate more conveniently.

Preferably, one side of the first abutting plate opposite to the second abutting plate is provided with an abutting pad.

Through adopting above-mentioned technical scheme, the butt pad can play the guard action to the steel pipe, avoids first butt joint board and second butt joint board to cause the damage to the steel pipe at the handling in-process of steel pipe.

Preferably, the lifting unit includes fixed winding reel, the wire rope of twining on the winding reel that sets up on removing the seat, fixed runner that sets up on the shackle and be used for driving winding reel pivoted power spare, the winding reel is fixed to be set up in the top surface that removes the seat, wire rope's the fixed winding of one end is on the winding reel, wire rope's the other end is walked around the runner and is upwards extended to removing seat back fixed connection in removing the seat, the shackle is fixed to be set up in the one side that the runner deviates from the removal seat.

Through adopting above-mentioned technical scheme, when first butt joint board and second butt joint board press from both sides the fastening with the tip of steel pipe regularly, rotate through the drive winding reel, make the wire rope of twining on the winding reel be in the receipts line state to drive the relative vertical rising of frame of runner, the relative vertical rising of frame of shackle promptly, and then make the steel pipe rise to the handling height, realize the handling to the steel pipe.

Preferably, the power part comprises a lifting motor fixedly arranged on the movable seat, an output shaft of the lifting motor is connected with a reduction gearbox, and an output shaft of the reduction gearbox is rotatably connected to the winding reel.

Through adopting above-mentioned technical scheme, elevator motor can drive the reel steadily and rotate, and the reducing gear box can slow down elevator motor's slew velocity to make the reel rotate with even and slow speed, and then the shackle can be steadily relatively vertical lift of frame, and the steel pipe can be steadily relatively vertical lift of frame promptly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the steel pipe lifting device is used for lifting, the two lifting hooks are used for respectively hooking and fixing the two ends of the steel pipe, the hook ring is driven by the lifting assembly to ascend, so that the steel pipe is lifted, the two lifting hooks and the two ends of the steel pipe are hooked and stabilized under the gravity of the steel pipe, the steel pipe is prevented from being separated from the lifting hooks in the lifting process, and the safety risk is reduced;

2. this application is when the handling, rotate through the drive worm, it rotates to drive the worm wheel, make the lead screw take place to rotate, thereby make the slider slide along the length direction of spout, make the second butt board towards the direction removal near first butt board, and then make the cooperation of first butt board and second butt board press from both sides the both ends of steel pipe tight, utilize the auto-lock characteristic between worm wheel and the worm simultaneously, with the lead screw locking, make the second butt board can carry out the centre gripping to the steel pipe steadily, thereby make and make the steel pipe difficult for breaking away from at the handling steel pipe, the stability of steel pipe handling has been guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a partial sectional view of the present embodiment;

FIG. 3 is a magnified view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

fig. 5 is an enlarged view of a portion C in fig. 2.

Description of the reference numerals: 1. a frame; 2. a travel bar; 3. a guide rail; 4. a sliding seat; 5. a rack; 6. a gear; 7. a first slip motor; 8. a movable seat; 9. a groove; 10. a threaded rod; 12. a second slip motor; 13. a shackle; 14. a first sling; 15. a second sling; 16. a hook; 161. a vertical plate; 162. a first butt joint plate; 163. a second abutting plate; 164. a hoisting ring; 17. abutting the pad; 18. a chute; 19. a screw rod; 20. a slider; 21. a worm gear; 22. a worm; 23. a hand wheel; 24. a spool; 25. a wire rope; 26. a rotating wheel; 27. a lifting motor; 28. a reduction gearbox.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The utility model provides a loop wheel machine, refers to fig. 1 and 2, includes frame 1 and sets up in the carriage release lever 2 of frame 1 top surface, and carriage release lever 2 stretches across frame 1, and carriage release lever 2 can slide along the length direction of frame 1, and the both sides of frame 1 all are provided with guide rail 3, and the both sides of carriage release lever 2 all are provided with the seat 4 that slides that is used for sliding with guide rail 3 and is connected, and the seat 4 that slides is the cuboid form setting, and moves the seat 8 and slide and connect in the top surface of guide rail 3.

Referring to fig. 1 and 2, a first sliding assembly for driving the sliding base 4 to slide along the length direction of the guide rail 3 is arranged on the frame 1, so that the moving rod 2 moves along the length direction of the frame 1. In this embodiment, the number of the first sliding assemblies is two, and the two first sliding assemblies are symmetrically disposed on two sides of the moving rod 2.

Specifically, referring to fig. 2 and 3, the first sliding assembly includes a rack 5 fixedly disposed on the frame 1, a gear 6 for engaging with the rack 5 and a first sliding motor 7 for driving the gear 6 to rotate, the rack 5 is fixedly disposed on the top surface of the frame 1, the gear 6 is rotatably disposed in the sliding seat 4, the first sliding motor 7 is fixedly disposed on the side wall of the sliding seat 4, and the output shaft of the first sliding motor 7 is rotatably connected to the center of the gear 6. In this embodiment, the first sliding motors 7 in the two sets of first sliding assemblies are synchronous motors, so that the two sets of first sliding assemblies drive the sliding seats 4 at the two ends of the moving rod 2 to synchronously slide along the length direction of the guide rail 3. The gear 6 is driven to rotate by the first sliding motor 7, so that the gear 6 moves along the length direction of the rack 5, the sliding seat 4 is driven to slide along the length direction of the guide rail 3, and then the two ends of the moving rod 2 synchronously slide along the length direction of the rack 1.

Referring to fig. 2 and 3, the moving rod 2 is slidably provided with a moving seat 8, the moving seat 8 is disposed in a rectangular parallelepiped shape, and the moving seat 8 is slidably disposed on the top surface of the moving rod 2. The moving rod 2 is provided with a second sliding component for driving the moving seat 8 to slide along the length direction of the moving rod 2.

Specifically, referring to fig. 2 and 3, the second sliding assembly includes a groove 9 formed on the moving rod 2, a threaded rod 10 rotatably disposed in the groove 9, a threaded seat threadedly connected to the threaded rod, and a second sliding motor 12 for driving the screw rod 19 to rotate. Wherein, recess 9 sets up along the length direction of carriage release lever 2, and threaded rod 10 sets up along the length direction of recess 9, and the both ends of threaded rod 10 rotate respectively and connect in the both ends of recess 9, and the screw thread seat slides and connects in recess 9, and the screw thread seat is from one side fixed connection of recess 9 in removing seat 8, and the second motor 12 that slides is fixed to be set up on carriage release lever 2, and the output shaft rotation of the second motor 12 that slides connects in threaded rod 10. The threaded rod 10 is driven to rotate by the second sliding motor 12, so that the threaded seat slides along the length direction of the groove 9, and the movable seat 8 moves along the length direction of the movable rod 2.

Referring to fig. 2 and 4, a hook ring 13 is arranged on the moving seat 8 in a lifting manner, and in combination with fig. 1, a first sling 14 and a second sling 15 are respectively fixedly arranged on the hook ring 13, the first sling 14 and the second sling 15 are both obliquely arranged, hooks 16 are respectively arranged at one ends of the first sling 14 and the second sling 15, which are far away from the hook ring 13, and the two hooks 16 are respectively used for hooking two ends of a steel pipe. The hanging ring 164 includes a vertical plate 161 fixedly disposed at the end of the first sling 14 and the second sling 15, a first abutting plate 162 fixedly disposed on the vertical plate 161, and a second abutting plate 163 slidably disposed on the vertical plate 161. Wherein, the riser 161 sets up along the length direction of perpendicular to frame 1, and the riser 161 is located the one end that first hoist cable 14 and second hoist cable 15 kept away from shackle 13, be provided with on the riser 161 and be used for with the first hoist cable 14 hook of shackle 13 and hold complex rings 164, first butt joint board 162 sets up along the length direction of carriage release lever 2, the one end that riser 161 was kept away from to first butt joint board 162 inserts in the steel pipe through the tip opening of steel pipe, and first butt joint board 162 is used for the top surface of the inner wall of butt steel pipe, second butt joint board 163 is on a parallel with first butt joint board 162, second butt joint board 163 is located the top of first butt joint board 162, and second butt joint board 163 is used for the outside of butt steel pipe. Further, the opposite sides of the first abutting plate 162 and the second abutting plate 163 are each provided with an abutting pad 17 for abutting the steel pipe.

Referring to fig. 2 and 4, the riser 161 is provided with a driving component for driving the second abutting plate 163 to move towards or away from the first abutting plate 162 relative to the riser 161, so that the first abutting plate 162 and the second abutting plate 163 cooperate to clamp two ends of a steel pipe.

Specifically, referring to fig. 2 and 4, the driving assembly includes a sliding slot 18 opened on the vertical plate 161, a screw rod 19 rotatably disposed in the sliding slot 18, a sliding block 20 screwed on the screw rod 19, and a driving member for driving the screw rod 19 to rotate. Wherein, the direction of height setting along riser 161 of spout 18, lead screw 19 set up along the length direction of spout 18, and the both ends of lead screw 19 all rotate the inner wall of connecting in the both ends of spout 18, and slider 20 slides and connects in spout 18, and one side fixed connection that slider 20 deviates from spout 18 is in second butt joint board 163. The driving piece comprises a worm wheel 21 sleeved on the screw rod 19 and a worm 22 used for being matched with the worm wheel 21 in a meshed manner, the worm wheel 21 is fixedly connected to the end portion of the screw rod 19, the worm 22 is arranged along the length direction of the moving rod 2, the worm 22 is rotatably connected to a vertical plate 161, and one end, far away from the worm wheel 21, of the worm 22 extends out of the vertical plate 161 from one side, far away from the first abutting plate 162, of the vertical plate 161. In addition, a hand wheel 23 is arranged at one end of the worm 22 extending out of the vertical plate 161. During the handling steel pipe, stretch into the steel pipe with first butt joint board 162 on two shackles 13 through the both ends opening of steel pipe respectively in, rotate through driving hand wheel 23, drive lead screw 19 and rotate, make slider 20 slide along the length direction of spout 18, thereby make second butt joint board 163 move towards the direction that is close to or keeps away from first butt joint board 162, thereby make first butt joint board 162 and second butt joint board 163 support the top surface and the outside of steel pipe in the inner wall of steel pipe respectively tightly, and then press from both sides the steel pipe tight, make when the handling steel pipe, the steel pipe is difficult for breaking away from.

Referring to fig. 2 and 5, the moving base 8 is provided with a lifting assembly for driving the lifting hook 16 to vertically lift relative to the frame 1 so as to lift the steel pipe to a lifting height. Specifically, the lifting assembly includes a winding reel 24 rotatably disposed on the movable base 8, a wire rope 25 wound on the winding reel 24, a rotating wheel 26 fixedly disposed on the shackle 13, and a power member for driving the winding reel 24 to rotate. Wherein, the winding reel 24 is fixedly arranged on the top surface of the movable seat 8, one end of the steel wire rope 25 is fixedly wound on the winding reel 24, the other end of the steel wire rope 25 is wound around the rotating wheel 26 and then extends upwards to the movable seat 8, and then is fixedly connected with the movable seat 8, and the shackle 13 is fixedly arranged on one side of the rotating wheel 26 departing from the movable seat 8. The power part comprises a lifting motor 27 fixedly arranged on the movable base 8, an output shaft of the lifting motor 27 is connected with a reduction box 28, and an output shaft of the reduction box 28 is rotatably connected to the winding reel 24. The winding wheel is driven to rotate by the lifting motor 27, so that the steel wire rope 25 wound on the winding wheel is in a winding or unwinding state, the rotating wheel 26 is driven to vertically lift relative to the rack 1, the hook ring 13 vertically lifts relative to the rack 1, the two lifting hooks 16 vertically lift relative to the rack 1, the steel pipe is driven to vertically lift relative to the rack 1, the steel pipe reaches the lifting height, and the steel pipe is lifted to the next processing position by the first sliding assembly and the second sliding assembly for processing.

The implementation principle of the application is as follows: during the handling steel pipe, drive gear 6 through first motor 7 that slides and rotate, make gear 6 remove along the length direction of rack 5, drive the length direction removal of seat 4 along guide rail 3 that slides, thereby make the relative frame 1 of carriage 2 move along the length direction of frame 1, at this moment, rotate through second motor 12 drive threaded rod 10 that slides, make the seat 8 that moves slide along the length direction of carriage 2, thereby make the seat 8 that moves directly over to the steel pipe that needs the handling, at this moment, rotate through elevator motor 27 drive reel 24, wire rope 25 of winding on reel 24 is in the unwrapping wire state, thereby make shackle 13 descend to steel pipe department relative frame 1. At this time, the first abutting plates 162 on the two hooks 16 are respectively inserted into the steel pipe through the openings on the two sides of the steel pipe, and the driving hand wheel 23 is rotated to rotate the screw rod 19, so that the slide block 20 slides along the length direction of the slide groove 18, the second abutting plate 163 moves towards the length direction close to the first abutting plate 162, and the first abutting plate 162 and the second abutting plate 163 are matched to clamp the end portion of the steel pipe. At the moment, the winding reel 24 is driven to rotate reversely by the lifting motor 27, so that the winding is in a winding state on the steel wire rope 25, the lifting hook 16 is driven to lift relative to the rack 1, thereby the steel pipe vertically lifts relative to the rack 1, when the steel pipe rises to a hoisting height relative to the ground, the gear 6 is driven to rotate by the first sliding motor 7, the sliding seat 4 is driven to slide along the length direction of the guide rail 3, the threaded rod 10 is driven to rotate by the second sliding motor 12, the threaded seat moves along the length direction of the groove 9, the moving seat 8 moves along the length direction of the moving rod 2, and then the steel pipe is driven to move, and the steel pipe is hoisted to the next processing position.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A loop wheel machine, its characterized in that: including frame (1) and set up in carriage release lever (2) of frame (1) top surface, carriage release lever (2) span frame (1), just carriage release lever (2) can follow the length direction of frame (1) and slide, it is provided with removal seat (8) to slide on carriage release lever (2), the liftable is provided with shackle (13) on removal seat (8), be provided with first hoist cable (14) and second hoist cable (15) on shackle (13) respectively, the one end that shackle (13) were kept away from to first hoist cable (14) and second hoist cable all is provided with lifting hook (16), two lifting hook (16) are used for pressing from both sides tightly in the both ends of steel pipe respectively, be provided with the lift subassembly that is used for driving lifting hook (16) vertical lift relative frame (1) on removal seat (8).

2. The crane according to claim 1, wherein: the lifting hook (16) comprises a vertical plate (161) fixedly arranged on a first sling (14), a first abutting plate (162) fixedly arranged on the vertical plate (161) and a second abutting plate (163) arranged on the vertical plate (161) in a sliding manner, wherein the vertical plate (161) is arranged along the length direction of the vertical frame (1), the vertical plate (161) is located at one end, away from the shackle (13), of the first sling (14), the first abutting plate (162) is arranged along the length direction of the moving rod (2), the first abutting plate (162) is inserted into the steel pipe, the first abutting plate (162) is used for abutting against the top surface of the inner wall of the steel pipe, the second abutting plate (163) is parallel to the first abutting plate (162), the second abutting plate (163) is used for abutting against the outer side of the steel pipe, and a driving component for driving the second abutting plate (163) to move towards the direction close to the first abutting plate (162) is arranged on the vertical plate (161) so as to enable the second abutting plate (163) and the first abutting plate (162) to be matched with a steel pipe clamping component.

3. A hoist as claimed in claim 2, characterized in that: drive assembly sets up lead screw (19) on spout (18) including seting up spout (18), rotation on riser (161), and slider (20) on screw thread connection (19) and be used for driving lead screw (19) pivoted driving piece, spout (18) are vertical setting, the length direction setting of spout (18) is followed in lead screw (19), slider (20) slide and connect in spout (18), just one side fixed connection that slider (20) deviates from spout (18) is in second butt joint board (163).

4. A hoist as claimed in claim 3, characterized in that: the driving piece is including the cover worm wheel (21) of locating on lead screw (19) and be used for with worm wheel (21) rodent complex worm (22), worm wheel (21) fixed connection is in lead screw (19), worm (22) set up along the length direction of perpendicular to lead screw (19), just worm (22) rotate to be connected in riser (161).

5. A hoist as claimed in claim 4, characterized in that: and a hand wheel (23) is further arranged at one end, far away from the worm wheel (21), of the worm (22).

6. A hoist as claimed in claim 2, characterized in that: and an abutting pad (17) is arranged on one side of the first abutting plate (162) opposite to one side of the second abutting plate (163).

7. A hoist as claimed in claim 1, characterized in that: lifting unit is including fixed winding reel (24), the wire rope (25) of twining on winding reel (24), the fixed runner (26) that sets up on shackle (13) and be used for driving winding reel (24) pivoted power spare that sets up on removing seat (8), winding reel (24) are fixed to be set up in the top surface that removes seat (8), the fixed winding of one end of wire rope (25) is on winding reel (24), the other end of wire rope (25) is walked around runner (26) and is extended to removing seat (8) back fixed connection in removing seat (8) after upwards, shackle (13) are fixed to be set up in runner (26) and deviate from the one side that removes seat (8).

8. A hoist as claimed in claim 7, characterized in that: the power part comprises a lifting motor (27) fixedly arranged on the movable base (8), an output shaft of the lifting motor (27) is connected with a reduction gearbox (28), and an output shaft of the reduction gearbox (28) is rotatably connected to the winding reel (24).

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