CN216471883U

CN216471883U - High-lift electric hoist for gantry crane

Info

Publication number: CN216471883U
Application number: CN202123438016.5U
Authority: CN
Inventors: 赵增洋; 韩明利; 陈国军; 王金峰; 赵增海
Original assignee: Henan Yuwei Crane Co ltd
Current assignee: Henan Yuwei Crane Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a high-lift electric block for gantry crane relates to high-lift electric block technical field for gantry crane, including a supporting beam, the last fixed surface of girder is connected with the crossbeam, and the fixed surface of travelling car is connected with servo motor, and the inside wall of travelling car rotates and is connected with the runner and cleans the roller, and the lower surface of travelling car is provided with the electric block body, and the surface sliding connection of spacing horizontal pole has the sliding block, and the last fixed surface of sliding block is connected with the oil storage tank, and the lower surface of sliding plate is provided with gravity sensor, and the surface of girder is provided with the display screen. The utility model discloses a setting of cleaning roller has reached the mesh of being convenient for clear up the orbital dust that removes, through the setting of oil storage tank, sponge piece and cavity, has reached the mesh of being convenient for carry out the fat liquoring to wire rope, through the setting of gravity sensor and display screen, has reached the mesh of being convenient for carry out the weighing to the heavy object.

Description

High-lift electric hoist for gantry crane

Technical Field

The utility model relates to a gantry crane specifically is a gantry crane uses high-lift electric block with high-lift electric block technical field.

Background

Gantry cranes (also known as gantry cranes) are gantry type cranes in which the gantry is supported on a ground rail by means of legs on both sides. Structurally, the crane consists of a portal frame, a cart running mechanism, a hoisting trolley, an electric part and the like. Some gantry cranes have legs on one side only, and the other side is supported on a factory or trestle to run, and are called semi-gantry cranes. The gantry crane comprises a gantry upper bridge (comprising a main beam and an end beam), supporting legs, a lower cross beam and the like. In order to enlarge the operation range of the crane, the main beam can extend out of the supporting legs to one side or two sides to form a cantilever. The crane can also adopt a crane trolley with an arm support, and the operation range of the crane is expanded through the pitching and the rotating of the arm support.

At present, the high-lift electric hoist for the gantry crane in the prior art has complex daily use environment, thereby easily accumulating dust on the moving track of the electric hoist and easily causing the slipping phenomenon of the moving trolley, and the steel wire rope of the high-lift electric hoist for the existing gantry crane needs to be oiled constantly to prevent the surface from being rusted and broken, however, the existing oiling operation is often completed manually, but the oil is easily coated when the oil is coated manually, the lifted heavy object cannot be weighed by the existing high-lift electric hoist for the gantry crane, and when the heavy object exceeds a certain mass, dangerous conditions are easily caused, so current gantry crane has the shortcoming that is not convenient for clear up the orbital dust of removal, is not convenient for scribble the oil wire rope and be not convenient for weigh the heavy object with high-lift electric block.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high-lift electric block for gantry crane has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-lift electric hoist for a gantry crane comprises a supporting beam, wherein the upper surface of the supporting beam is fixedly connected with a main beam, the upper surface of the main beam is fixedly connected with a cross beam, the lower surface of the cross beam is connected with a moving trolley in a sliding manner, the outer surface of the moving trolley is fixedly connected with a servo motor, one end of an output shaft of the servo motor is fixedly connected with a first gear, the inner side wall of the moving trolley is rotatably connected with a rotating wheel and a cleaning roller, the lower surface of the moving trolley is provided with an electric hoist body, the lower surface of the electric hoist body is provided with a steel wire rope, the upper surface of the supporting beam is positioned on the inner side wall of the main beam and is provided with a first motor, the output end of the first motor is fixedly connected with a lead screw, the outer surface of the lead screw is in transmission connection with an oil limiting slide block, one side of the limiting slide block is fixedly connected with a limiting cross rod, the outer surface of the limiting cross rod is in sliding connection with a slide block, the cavity has been seted up to the inside wall of sliding block, the inside wall of cavity is provided with the sponge piece, the last fixed surface of sliding block is connected with the oil storage tank, the upper surface of oil storage tank is pegged graft and is had the telescopic link, the through-hole has been seted up to the inside wall of telescopic link, the one end fixedly connected with piston plate of telescopic link, the lower fixed surface of piston plate is connected with check valve and spring, wire rope's one end fixedly connected with hangs the piece, the inside wall swing joint who hangs the piece has the sliding plate, the lower fixed surface of sliding plate is connected with the connecting rod, the one end fixedly connected with lifting hook of connecting rod, the lower surface of sliding plate is provided with gravity sensor, the surface of girder is provided with the display screen.

And the upper surface of the supporting beam is fixedly connected with a reinforcing rib, and one end of the reinforcing rib is fixedly connected with the outer surface of the main beam.

And one end of the rotating wheel is fixedly connected with a second gear, one end of the cleaning roller is fixedly connected with a third gear, and the outer surfaces of the first gear, the second gear and the third gear are meshed with each other.

And a through groove is formed in the upper surface of the limiting cross rod, a sliding groove is formed in the inner side wall of the through groove, and the middle of the steel wire rope penetrates through the through groove.

And optionally, a sliding block is arranged on the inner side wall of the sliding groove, and the lower end of the sliding block is fixedly connected with the outer surface of the lead.

And the display screen is electrically connected with the gravity sensor through a wire, and lubricating oil is arranged in the oil storage tank.

(III) advantageous effects

The utility model provides a gantry crane is with high-lift electric block possesses following beneficial effect:

1. this high-lift electric block for gantry crane, through the setting of cleaning the roller, make this high-lift electric block for gantry crane possess and carried out the effect of clearing up to the orbital dust of removal, at the in-process that uses, rotate at servo motor and drive first gear, when second gear and runner rotate, can drive the travelling car and remove in the below of crossbeam, thereby drive the roller of cleaning at the upper surface of crossbeam through the transmission of third gear and rotate, rotate this in-process and clear up the dust of the upper surface of crossbeam, reached and be convenient for carry out the mesh of clearing up to the orbital dust of removal.

2. This door-type crane is with high-lift electric block, through the oil storage tank, the setting of sponge piece and cavity, make this door-type crane possess the automatic effect to the steel wire rope fat liquoring, in-process when using, can upwards rise spacing horizontal pole, thereby it rises to drive the sliding block, later the one end of telescopic link and the lower surface butt of electric block body, later, retract to the inside of oil storage tank through the telescopic link, drive piston plate pushing down, thereby to the inside increase pressure of oil storage tank, later bounce the check valve through the effect of sliding plate and can avoid atmospheric pressure to flow from the through-hole department through the effect of spring, make inside lubricating oil flow in the cavity behind the inside pressure boost of oil storage tank, scribble the surface with steel wire rope through the effect of sponge piece, thereby reached and be convenient for to the purpose of steel wire rope fat liquoring.

3. This high-lift electric block for door crane, through the setting of gravity sensor and display screen, make this high-lift electric block for door crane possess the effect of the weight of being convenient for observe the heavy object, at the in-process that uses, after the heavy object lifts by crane, thereby accessible sliding plate makes gravity sensor experience the weight of heavy object to gravity sensor's extrusion, later shows weight through the display screen to the mesh of being convenient for weigh to the heavy object has been reached.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of a front view section of the main beam of the present invention;

fig. 4 is a schematic three-dimensional structure diagram of the electric hoist of the present invention;

fig. 5 is a schematic structural diagram of the front view of the electric hoist of the present invention;

fig. 6 is a schematic structural diagram of a point a in fig. 5 according to the present invention.

In the figure: 1. a support beam; 2. a main beam; 3. reinforcing ribs; 4. a cross beam; 5. moving the trolley; 6. a servo motor; 7. a first gear; 8. a second gear; 9. a rotating wheel; 10. a third gear; 11. cleaning the roller; 12. an electric hoist body; 13. a wire rope; 14. a first motor; 15. a screw rod; 16. a limiting slide block; 17. a limiting cross bar; 1701. a through groove; 1702. a chute; 18. a slider; 19. a cavity; 20. a sponge block; 21. an oil storage tank; 22. a telescopic rod; 23. a through hole; 24. a piston plate; 25. a hanging block; 26. a sliding plate; 27. a connecting rod; 28. a hook; 29. a gravity sensor; 30. a wire; 31. a display screen; 32. a one-way valve; 33. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a high-lift electric hoist for a gantry crane comprises a supporting beam 1, a reinforcing rib 3 is fixedly connected to the upper surface of the supporting beam 1, one end of the reinforcing rib 3 is fixedly connected with the outer surface of a main beam 2, the upper surface of the supporting beam 1 is fixedly connected with the main beam 2, the upper surface of the main beam 2 is fixedly connected with a cross beam 4, the lower surface of the cross beam 4 is slidably connected with a movable trolley 5, the outer surface of the movable trolley 5 is fixedly connected with a servo motor 6, one end of an output shaft of the servo motor 6 is fixedly connected with a first gear 7, the inner side wall of the movable trolley 5 is rotatably connected with a rotating wheel 9 and a cleaning roller 11, one end of the rotating wheel 9 is fixedly connected with a second gear 8, one end of the cleaning roller 11 is fixedly connected with a third gear 10, the outer surfaces of the first gear 7, the second gear 8 and the third gear 10 are meshed with each other, and the lower surface of the movable trolley 5 is provided with an electric hoist body 12, the lower surface of the electric hoist body 12 is provided with a steel wire rope 13, the inner side wall of the upper surface of the supporting beam 1, which is positioned on the main beam 2, is provided with a first motor 14, the output end of the first motor 14 is fixedly connected with a screw rod 15, the outer surface of the screw rod 15 is in transmission connection with an oil limit slider 16, one side of the limit slider 16 is fixedly connected with a limit cross rod 17, the upper surface of the limit cross rod 17 is provided with a through groove 1701, the inner side wall of the through groove 1701 is provided with a sliding groove 1702, the inner side wall of the sliding groove 1702 is provided with a slider, the lower end of the slider is fixedly connected with the outer surface of a lead 30, the middle part of the steel wire rope 13 penetrates through the through groove 1701, the outer surface of the limit cross rod 17 is in sliding connection with a sliding block 18, the inner side wall of the sliding block 18 is provided with a cavity 19, the inner side wall of the cavity 19 is provided with a sponge block 20, the upper surface of the sliding block 18 is fixedly connected with an oil storage tank 21, the upper surface of the oil storage tank 21 is spliced with a telescopic rod 22, the inner side wall of the telescopic rod 22 is provided with a through hole 23, one end fixedly connected with piston plate 24 of telescopic link 22, the lower fixed surface of piston plate 24 is connected with check valve 32 and spring 33, wire rope 13's one end fixedly connected with hangs piece 25, the inside wall swing joint that hangs piece 25 has sliding plate 26, the lower fixed surface of sliding plate 26 is connected with connecting rod 27, the one end fixedly connected with lifting hook 28 of connecting rod 27, the lower surface of sliding plate 26 is provided with gravity sensor 29, the surface of girder 2 is provided with display screen 31, pass through wire 30 electric connection between display screen 31 and the gravity sensor 29, the inside of oil storage tank 21 is provided with lubricating oil.

When the hoisting device is used, firstly, a heavy object to be hoisted is transported to the lower part of the beam 4, the screw rod 15 is driven to rotate through the rotation of the first motor 14, so that the limit cross rod 17 is lifted, then the steel wire rope 13 is extended out through the electric hoist body 12, at the moment, the lifting hook 28 is lowered, the heavy object is hooked through the lifting hook 28, the heavy object can be hoisted through the contraction of the electric hoist body 12 on the steel wire rope 13, in order to avoid shaking when the heavy object is hoisted, the lowering of the limit cross rod 17 can be controlled through the first motor 14 and the screw rod 15, so that the sliding block 18 limits the moving distance of the lower end of the steel wire rope 13, the heavy object can be effectively prevented from swinging back and forth, the rotating of the servo motor 6 can drive the rotating wheel 9 to rotate through the transmission action of the first gear 7 and the second gear 8, so that the moving trolley 5 can slide under the beam 4, so that the heavy object is driven to move left and right, and the transmission action of the second gear 8 and the third gear 10, the movable trolley 5 can be driven by the cleaning roller 11 when moving, and then before the rotating wheel 9 moves to a certain position, the dust on the upper surface of the beam 4 can be cleaned by the cleaning roller 11, the phenomenon of more dust and slipping is avoided, when a heavy object is lifted, downward acting force is applied to the sliding plate 26 through the multipurpose use of the lifting hook 28 and the connecting rod 27, so that the upper end of the gravity sensor 29 can feel pressure, the pressure detected by the gravity sensor 29 can be displayed on the display screen 31 through the connection effect of the conducting wire 30, so that the weight of the heavy object can be observed more conveniently, when the steel wire rope 13 needs to be oiled, the lifting of the limiting cross rod 17 can be controlled, one end of the telescopic rod 22 is abutted with the lower surface of the electric hoist body 12, so as to drive the piston plate 24 to move downwards, namely, the pressure can be applied to the inside of the oil storage tank 21, then the one-way valve 32 is bounced through the action of the sliding plate 26, and the action of the spring 33 can avoid the air pressure from flowing out from the through hole 23, after the inside of the oil storage tank 21 is pressurized, the lubricating oil inside the oil storage tank flows into the cavity 19 and is coated on the outer surface of the steel wire rope 13 under the action of the sponge block 20, so that the aim of conveniently coating the steel wire rope 13 with the oil is fulfilled, and the phenomenon that the outer surface of the steel wire rope 13 is rusted is effectively avoided.

To sum up, the utility model provides a setting of cleaning roller 11, make this gate-type crane use high-lift electric block have the effect of clearing up the dust of moving orbit, in the in-process of using, when servo motor 6 rotates and drives first gear 7, second gear 8 and runner 9 to rotate, can drive travelling car 5 and move in the below of crossbeam 4, thereby drive cleaning roller 11 and rotate on the upper surface of crossbeam 4 through the transmission of third gear 10, rotate this in-process and clear up the dust of the upper surface of crossbeam 4, reached the mesh of being convenient for clear up the dust of moving orbit, through the setting of oil storage tank 21, sponge piece 20 and cavity 19, make this gate-type crane use high-lift electric block have the effect of automatic fat liquoring wire rope 13, in the in-process of using, can rise spacing horizontal pole 17 upwards, thereby drive sliding block 18 and rise, then one end of the telescopic rod 22 is abutted with the lower surface of the electric hoist body 12, then the telescopic rod 22 retracts into the oil storage tank 21 to drive the piston plate 24 to press downwards, so that the pressure is increased in the oil storage tank 21, then the check valve 32 is bounced under the action of the sliding plate 26, the air pressure can be prevented from flowing out of the through hole 23 under the action of the spring 33, the lubricating oil in the oil storage tank 21 flows into the cavity 19 after the pressure is increased in the oil storage tank 21, the lubricating oil is coated on the outer surface of the steel wire rope 13 under the action of the sponge block 20, so that the purpose of conveniently coating the oil on the steel wire rope 13 is achieved, the high-lift electric hoist for the door type crane has the effect of conveniently observing the weight of the heavy object through the arrangement of the gravity sensor 29 and the display screen 31, and in the using process, after the heavy object is lifted, the gravity sensor 29 can be extruded by the sliding plate 26 to the gravity sensor 29 to feel the weight of the heavy object, the weight is then displayed through the display screen 31, thereby achieving the purpose of facilitating weighing of the weight.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high-lift electric block for gantry crane, includes a supporting beam (1), its characterized in that: the upper surface of the supporting beam (1) is fixedly connected with a main beam (2), the upper surface of the main beam (2) is fixedly connected with a cross beam (4), the lower surface of the cross beam (4) is connected with a movable trolley (5) in a sliding manner, the outer surface of the movable trolley (5) is fixedly connected with a servo motor (6), one end of an output shaft of the servo motor (6) is fixedly connected with a first gear (7), the inner side wall of the movable trolley (5) is rotatably connected with a rotating wheel (9) and a cleaning roller (11), the lower surface of the movable trolley (5) is provided with an electric hoist body (12), the lower surface of the electric hoist body (12) is provided with a steel wire rope (13), the inner side wall, positioned on the main beam (2), of the upper surface of the supporting beam (1) is provided with a first motor (14), and the output end of the first motor (14) is fixedly connected with a screw rod (15), the outer surface of the lead screw (15) is in transmission connection with an oil limiting sliding block (16), one side of the limiting sliding block (16) is fixedly connected with a limiting cross rod (17), the outer surface of the limiting cross rod (17) is in sliding connection with a sliding block (18), the inner side wall of the sliding block (18) is provided with a cavity (19), the inner side wall of the cavity (19) is provided with a sponge block (20), the upper surface of the sliding block (18) is fixedly connected with an oil storage tank (21), the upper surface of the oil storage tank (21) is spliced with an expansion link (22), the inner side wall of the expansion link (22) is provided with a through hole (23), one end of the expansion link (22) is fixedly connected with a piston plate (24), the lower surface of the piston plate (24) is fixedly connected with a one-way valve (32) and a spring (33), and one end of the steel wire rope (13) is fixedly connected with a hanging block (25), the inner side wall of the hanging block (25) is movably connected with a sliding plate (26), the lower surface of the sliding plate (26) is fixedly connected with a connecting rod (27), one end of the connecting rod (27) is fixedly connected with a lifting hook (28), the lower surface of the sliding plate (26) is provided with a gravity sensor (29), and the outer surface of the main beam (2) is provided with a display screen (31).

2. The high-lift electric hoist for the gantry crane according to claim 1, characterized in that: the upper surface of the supporting beam (1) is fixedly connected with a reinforcing rib (3), and one end of the reinforcing rib (3) is fixedly connected with the outer surface of the main beam (2).

3. The high-lift electric hoist for the gantry crane according to claim 1, characterized in that: one end of the rotating wheel (9) is fixedly connected with a second gear (8), one end of the cleaning roller (11) is fixedly connected with a third gear (10), and the outer surfaces of the first gear (7), the second gear (8) and the third gear (10) are meshed with each other.

4. The high-lift electric hoist for the gantry crane according to claim 1, characterized in that: the upper surface of spacing horizontal pole (17) is provided with logical groove (1701), the inside wall that leads to groove (1701) is provided with spout (1702), logical groove (1701) are run through in the middle part of wire rope (13).

5. The high-lift electric hoist for the gantry crane according to claim 4, characterized in that: the inner side wall of the sliding groove (1702) is provided with a sliding block, and the lower end of the sliding block is fixedly connected with the outer surface of the lead (30).

6. The high-lift electric hoist for the gantry crane according to claim 1, characterized in that: display screen (31) and gravity sensor (29) are through wire (30) electric connection between, the inside of oil storage tank (21) is provided with lubricating oil.