CN220300191U - Hoisting device of electric hoist gantry crane - Google Patents
Hoisting device of electric hoist gantry crane Download PDFInfo
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- CN220300191U CN220300191U CN202321616146.XU CN202321616146U CN220300191U CN 220300191 U CN220300191 U CN 220300191U CN 202321616146 U CN202321616146 U CN 202321616146U CN 220300191 U CN220300191 U CN 220300191U
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- electric hoist
- cross beam
- gantry crane
- steel wire
- hoisting device
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 238000004804 winding Methods 0.000 claims description 23
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a hoisting device of an electric hoist gantry crane, which comprises two struts, wherein the positions, close to the top ends, of opposite surfaces of the two struts are fixedly connected with a beam, the middle position of the bottom end of the beam is provided with an electric hoist body, the positions, close to the front end and the rear end, of the top end of the electric hoist body are respectively connected with a fixed plate in a threaded manner, the positions, close to the two sides, of the two fixed plates, close to one end of the beam are respectively connected with a movable wheel in a rotating manner, the middle position of one end, far from the beam, of the two fixed plates is provided with a movable motor in a threaded manner, which is matched with the movable wheels in an adaptability manner, the movable motor is in transmission connection with the movable wheels through a transmission gear, and the electric hoist body is detachably connected with the movable wheels through the fixed plates and is arranged at the bottom end of the beam; the hoisting device of the electric hoist gantry crane is convenient for protecting the electric hoist body and increasing the stability in the process of pulling heavy objects.
Description
Technical Field
The utility model relates to the technical field of hoisting devices, in particular to a hoisting device of an electric hoist gantry crane.
Background
The electric hoist gantry crane is special hoisting equipment, is arranged on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, is used for industrial and mining enterprises, storage, wharfs and other places, and is generally arranged on a single-beam crane, a bridge crane, a gantry crane and a suspension crane;
when the existing hoisting device of the electric hoist gantry crane is used, a steel rope is driven to roll through a motor to directly hoist a heavy object, the stress is uneven, the rope is easy to shake, the safety is low, and the electric hoist is directly clamped on an installation steel beam through a transmission wheel, when the heavy object is hoisted to move back and forth, the connecting part is easy to loosen, the stability of the operability is poor, and the heavy object is easy to drop.
Disclosure of Invention
The utility model mainly aims to provide a hoisting device for an electric hoist gantry crane, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the hoisting device of the electric hoist gantry crane comprises two struts, wherein the positions, close to the top ends, of opposite surfaces of the two struts are fixedly connected with a cross beam;
the electric hoist comprises a beam, a movable wheel, a fixed plate, a movable motor, a transmission gear, a movable wheel, a movable motor, a transmission gear, a fixed plate, a movable wheel, a movable motor, a movable wheel and a movable wheel, wherein the movable wheel is arranged at the middle position of the bottom end of the beam;
the front end and the rear end of the electric hoist body are fixedly connected with fixing frames, tensioning mechanisms are arranged at the bottom ends of the fixing frames and comprise four first installation frames and second rotation rollers, each two first installation frames and each two second rotation rollers are in a group, one group of the tensioning mechanisms is installed at the bottom end of the fixing frame and leans against one side position, the other group of tensioning mechanisms is installed at the bottom end of the fixing frame and leans against the other side position, the tensioning mechanisms are located on the same side, the first rotation rollers are connected between the first installation frames, and the second rotation rollers are located on the same side and are connected with the second rotation rollers.
As a further scheme of the utility model, a steel wire winding roller is arranged in the electric hoist body, a winding motor is arranged on one side of the electric hoist body, a shaft of the winding motor is fixedly connected with the steel wire winding roller, and two steel wire pull ropes are arranged on the outer ring of the steel wire winding roller.
As a further scheme of the utility model, the tail ends of the two steel wire stay ropes respectively pass through the bottoms of the outer rings at the opposite sides of the two rotating rollers II, and pass out to the lower part of the rotating rollers from the outer ring at the side of the two rotating rollers I which is far away from each other, and the tail ends of the two steel wire stay ropes are provided with lifting hooks.
As a further scheme of the utility model, the top end of the cross beam is provided with a limiting mechanism, the limiting mechanism comprises a supporting frame, the supporting frame is detachably connected and installed at the top end of the fixing frame through a connecting block, and the bottom end of the supporting frame is rotatably connected with rollers at two side positions.
As a further scheme of the utility model, the top surface of the cross beam is arranged in a plane, and the outer ring of the roller is attached to the top end of the cross beam and is movably connected with the cross beam.
As a further scheme of the utility model, limit grooves are formed in positions, close to two sides, of the top end of the cross beam, sliding blocks which are adaptively matched with the limit grooves are fixedly connected to one ends, close to the cross beam, of the support frame, the sliding blocks are clamped into the limit grooves, and the support frame is in sliding connection with the cross beam through the sliding blocks.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the tensioning mechanism and the limiting mechanism are arranged, and the first rotating roller and the second rotating roller are arranged, so that when the weight is pulled by the steel wire stay cord, the weight is shared, so that the stress is more uniform, meanwhile, the probability of the steel wire wind-up roller in the electric hoist body being pulled and deformed for a long time is reduced, the service life of the electric hoist body is prolonged, and meanwhile, the gravity received by the first rotating roller and the second rotating roller can be transmitted to the cross beam through the fixed frame and the supporting frame, and the electric hoist body is not directly pulled downwards, so that the electric hoist body is protected;
through mount, gyro wheel and the slider that set up, rotate on the crossbeam through the gyro wheel, not directly carry out the bearing through the fixed plate, reduce the not hard up probability of fixed plate department, avoid the fixed plate to be connected unstable electric block body with the movable wheel and drop, be convenient for increase safety in utilization, simultaneously through the slider card that sets up on the crossbeam, it is spacing to remove the process, avoid fixed plate and gyro wheel skew to rock, make it keep at the rectilinear movement, be convenient for increase the stability of pulling heavy object removal in-process.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a hoisting device of an electric hoist gantry crane;
FIG. 2 is a left side view of an overall structure beam and an electric hoist body of the electric hoist gantry crane lifting device of the present utility model;
FIG. 3 is a schematic structural view of a limiting mechanism in a hoisting device of an electric hoist gantry crane;
fig. 4 is a schematic structural view of a tensioning mechanism in the hoisting device of the electric hoist gantry crane.
In the figure: 1. a support post; 2. a cross beam; 3. a fixing plate; 4. a moving wheel; 5. a moving motor; 6. an electric hoist body; 7. a winding motor; 8. a fixing frame; 9. a tensioning mechanism; 10. a first mounting frame; 11. a first rotating roller; 12. a second mounting frame; 13. a second rotating roller; 14. a connecting block; 15. a limiting mechanism; 16. a support frame; 17. a roller; 18. a slide block; 19. a steel wire rope; 20. and a lifting hook.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a hoisting device of an electric hoist gantry crane comprises two struts 1, wherein the positions of the opposite surfaces of the two struts 1 close to the top ends are fixedly connected with a cross beam 2;
the bottom center position of the beam 2 is provided with an electric hoist body 6, the top end of the electric hoist body 6 is connected with a fixed plate 3 by screw threads near the front end and the rear end, the two fixed plates 3 are close to one end of the beam 2 and are connected with a movable wheel 4 in a rotating way near the two side positions, the center position of one end of the two fixed plates 3 far away from the beam 2 is provided with a movable motor 5 which is adaptively matched with the movable wheel 4 in a screw thread way, the movable motor 5 is connected with the movable wheel 4 in a transmission way through a transmission gear, and the electric hoist body 6 is detachably connected with the movable wheel 4 through the fixed plates 3 and is arranged at the bottom end of the beam 2;
the front end and the rear end of the electric hoist body 6 are fixedly connected with a fixing frame 8, a tensioning mechanism 9 is arranged at the bottom end of the fixing frame 8, the tensioning mechanism 9 comprises four first installation frames 10 and second rotation rollers 13, each two first installation frames 10 and each two second rotation rollers 13 are in a group, one group is installed at the bottom end of the fixing frame 8 and leans against one side position, the other group is installed at the bottom end of the fixing frame 8 and leans against the other side position, the first rotation rollers 11 are rotationally connected between the first installation frames 10 at the same side, and the second installation frames 12 are rotationally connected between the second rotation rollers 13 at the same side.
In this embodiment, the inside of electric block body 6 is provided with the steel wire wind-up roll, and winding motor 7 is installed to one side of electric block body 6, and winding motor 7's spindle and steel wire wind-up roll fixed connection, steel wire wind-up roll outer lane are provided with two steel wire stay 19, drive the steel wire wind-up roll through winding motor 7's positive and negative rotation to roll up or pay out steel wire stay 19, be convenient for adjust the length of steel wire stay 19.
In this embodiment, the ends of the two wire pull ropes 19 respectively pass through the bottoms of the outer rings on opposite sides of the two rotating rollers 13, and pass through the outer rings on one side, away from each other, of the two rotating rollers 11 to the lower part of the rotating roller one 11, and the lifting hooks 20 are mounted at the ends of the two wire pull ropes 19, so that the lifting hooks 20 can be hung at a proper lifting fixed position, and then the rotating roller one 11 and the rotating roller two 13 are driven to rotate by winding the wire pull ropes 19, so that the stress point is increased, the stress of the wire winding roller is reduced, the service life of the wire winding roller is prolonged, and the wire winding roller is protected conveniently.
In this embodiment, stop gear 15 is provided with on the top of crossbeam 2, and stop gear 15 includes support frame 16, and support frame 16 passes through connecting block 14 detachable connection and installs on the top of mount 8, and the bottom of support frame 16 is leaned on both sides position to all rotate and is connected with gyro wheel 17, makes mount 8 remove and drives support frame 16 and remove, is convenient for increase the mobility stability.
In this embodiment, the top surface of the cross beam 2 is a plane, the outer ring of the roller 17 is attached to the top end of the cross beam 2 and is movably connected with the cross beam 2, the roller 17 rotates on the cross beam 2, and the roller is not directly used for bearing through the fixing plate 3, so that the loosening probability of the fixing plate 3 is reduced.
In this embodiment, the top end of the beam 2 is provided with limit grooves near both sides, one end of the support frame 16 near the beam 2 is fixedly connected with a slider 18 adaptively matched with the limit grooves, the slider 18 is clamped into the limit grooves, the support frame 16 is slidably connected with the beam 2 through the slider 18, the support frame 16 is clamped in the limit grooves on the beam 2 through the slider 18, the support frame 16 is limited in the back and forth movement process, the angular deviation of the roller 17 is avoided, and the use stability is improved.
When the lifting device of the electric hoist gantry crane is used, firstly, the steel wire winding roller can be driven to rotate through the positive and negative rotation of the winding motor 7, so that the steel wire stay rope 19 is wound or paid out, the steel wire stay rope 19 can be fallen down according to the requirement, then a worker can hold the lifting hook 20 to fix the lifting hook at a proper position of an object to be lifted, then the winding motor 7 drives the steel wire winding roller to lift the object, meanwhile, the winding length can be controlled according to the requirement, the lifting height can be adjusted, after the object is lifted, the mobile motor 5 can be started according to the requirement, and the mobile motor 5 drives the mobile wheel 4 to rotate, so that the electric hoist body 6 reciprocates at the bottom end of the beam 2, and the object is moved to the proper position;
and when lifting the heavy object, because the steel wire stay 19 passes from between roller two 13 and roller one 11, steel wire stay 19 removes and drives roller one 11 and roller two 13 rotation, increase the stress point, reduce the atress of steel wire wind-up roll, increase its life, thereby protect the steel wire wind-up roll, and roller one 11 and roller two 13 install in the bottom of mount 8, mount 8 passes through connecting block 14 and support frame 16 are connected, support frame 16 passes through gyro wheel 17 swing joint on the top of crossbeam 2, make the object not directly drag electric hoist body 6, because electric hoist body 6 passes through fixed plate 3 and movable wheel 4 and installs in the bottom of crossbeam 2, reduce the probability of movable wheel 4 long-time use deformation, the stability of junction is increased, slider 18 card on the support frame 16 is in the spacing groove on crossbeam 2 simultaneously, in the in-process of support frame 16 round trip movement, avoid gyro wheel 17 angular deflection, increase stability in use.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an electric block gantry crane hoist device which characterized in that: comprises two support posts (1), wherein the positions of the opposite surfaces of the two support posts (1) close to the top ends are fixedly connected with a cross beam (2);
the electric hoist is characterized in that an electric hoist body (6) is arranged at the center of the bottom end of the cross beam (2), fixing plates (3) are connected to the top end of the electric hoist body (6) by threads at the front end and the back end, the two fixing plates (3) are close to one end of the cross beam (2) and are connected with moving wheels (4) in a rotating mode, the two fixing plates (3) are far away from the center of the cross beam (2), a moving motor (5) adaptively matched with the moving wheels (4) is arranged at the center of the end of the fixing plates (3), the moving motor (5) is in transmission connection with the moving wheels (4) through a transmission gear, and the electric hoist body (6) is detachably connected with the moving wheels (4) through the fixing plates (3) and is arranged at the bottom end of the cross beam (2);
the electric hoist is characterized in that the front end and the rear end of the electric hoist body (6) are fixedly connected with a fixing frame (8), a tensioning mechanism (9) is arranged at the bottom end of the fixing frame (8), the tensioning mechanism (9) comprises four first installation frames (10) and two rotation rollers (13), each two first installation frames (10) and each two second rotation rollers (13) are in a group, one group of the tensioning mechanism is installed at the bottom end of the fixing frame (8) and leans against one side position, the other group of tensioning mechanism is installed at the bottom end of the fixing frame (8) and leans against the other side position, the tensioning mechanism is located on the same side, the first rotation rollers (11) are rotationally connected between the first installation frames (10), and the second rotation rollers (13) on the same side are rotationally connected with the second installation frames (12).
2. The hoisting device of the electric hoist gantry crane according to claim 1, characterized in that: the novel electric hoist is characterized in that a steel wire winding roller is arranged inside the electric hoist body (6), a winding motor (7) is arranged on one side of the electric hoist body (6), a shaft of the winding motor (7) is fixedly connected with the steel wire winding roller, and two steel wire pull ropes (19) are arranged on the outer ring of the steel wire winding roller.
3. The hoisting device of the electric hoist gantry crane according to claim 2, characterized in that: the tail ends of the two steel wire pull ropes (19) respectively penetrate through the bottoms of outer rings at opposite sides of the two rotating rollers (13), and penetrate out to the lower part of the rotating roller (11) from the outer ring at one side, away from each other, of the rotating roller (11), and the tail ends of the two steel wire pull ropes (19) are provided with lifting hooks (20).
4. The hoisting device of the electric hoist gantry crane according to claim 1, characterized in that: the top of crossbeam (2) is provided with stop gear (15), stop gear (15) are including support frame (16), support frame (16) are installed on the top of mount (8) through connecting block (14) detachable connection, the bottom of support frame (16) is by both sides position all rotation connection have gyro wheel (17).
5. The hoisting device of the electric hoist gantry crane according to claim 4, wherein: the top surface of the cross beam (2) is a plane, and the outer ring of the roller (17) is attached to the top end of the cross beam (2) and is movably connected with the cross beam (2).
6. The hoisting device of the electric hoist gantry crane according to claim 4, wherein: limiting grooves are formed in positions, close to two sides, of the top end of the cross beam (2), sliding blocks (18) which are adaptively matched with the limiting grooves are fixedly connected to one ends, close to the cross beam (2), of the supporting frame (16), the sliding blocks (18) are clamped into the limiting grooves, and the supporting frame (16) is in sliding connection with the cross beam (2) through the sliding blocks (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616146.XU CN220300191U (en) | 2023-06-25 | 2023-06-25 | Hoisting device of electric hoist gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321616146.XU CN220300191U (en) | 2023-06-25 | 2023-06-25 | Hoisting device of electric hoist gantry crane |
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| Publication Number | Publication Date |
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| CN220300191U true CN220300191U (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321616146.XU Active CN220300191U (en) | 2023-06-25 | 2023-06-25 | Hoisting device of electric hoist gantry crane |
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| CN (1) | CN220300191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118164368A (en) * | 2024-05-11 | 2024-06-11 | 凯澄起重机械有限公司 | Explosion-proof electric hoist with safety protection mechanism |
-
2023
- 2023-06-25 CN CN202321616146.XU patent/CN220300191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118164368A (en) * | 2024-05-11 | 2024-06-11 | 凯澄起重机械有限公司 | Explosion-proof electric hoist with safety protection mechanism |
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