CN221093422U - Hoisting device of gantry crane - Google Patents
Hoisting device of gantry crane Download PDFInfo
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- CN221093422U CN221093422U CN202421036342.4U CN202421036342U CN221093422U CN 221093422 U CN221093422 U CN 221093422U CN 202421036342 U CN202421036342 U CN 202421036342U CN 221093422 U CN221093422 U CN 221093422U
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- lifting
- hoisting
- hoist
- portal frame
- steel rope
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- 230000007246 mechanism Effects 0.000 claims abstract description 96
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000009826 distribution Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 239000011435 rock Substances 0.000 abstract 2
- 238000009434 installation Methods 0.000 description 8
- 238000004804 winding Methods 0.000 description 4
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Control And Safety Of Cranes (AREA)
Abstract
The utility model discloses a gantry crane hoisting device, which comprises a frame body, a hoisting mechanism and a hoisting limiting mechanism; the frame body comprises a portal frame; the hoisting mechanism is connected with the middle part of the frame body; the lifting limiting mechanism is connected with the frame body, and lifting buffer mechanisms are arranged at two ends of the lifting limiting mechanism; the advantages are that: under the prerequisite of guaranteeing this hoist device normal hoist and mount, carry out spacingly to hoist device's hoist mechanism to effectively reduce hoist structure and probably take place to rock, and then effectively reduce hoist object and rock along with hoist mechanism takes place, effectively reduced hoist object and rocked the range in hoist and mount in-process, reduced hoist object unhook's risk, the security is higher, simultaneously through the existence of lifting buffer mechanism, can effectively cushion the hoist and mount, lifting hook and prevent shaking the board and cause the load to hoist steel rope, reduce hoist steel rope's work load, guarantee hoist steel rope's normal work, thereby effectively guarantee this hoist device's normal work and effective life.
Description
Technical Field
The utility model belongs to the technical field of hoisting equipment, and particularly relates to a hoisting device of a gantry crane.
Background
The portal crane is mainly used for loading and unloading of outdoor goods yards, stock yards and bulk cargos; the metal structure of the utility model is like a door-shaped frame, two supporting legs are arranged under the bearing main beam, the walking device can directly walk on a track on the ground, and the two ends of the main beam can be provided with overhanging cantilever beams; the gantry crane has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port cargo yards; and the hoisting structure of hoist is the main functional unit in the hoist working process, for example application number 202320098104.5 has published a portal crane hoist device, and this hoist device possesses spacing subassembly, can avoid the hoisting structure to make a round trip the problem of rocking that appears easily at the in-process of operation, reduces the risk of hoist and mount object unhook, and the practicality is good.
However, in the design, the limiting component is added on the lifting device, so that the shaking of a lifting object on the lifting device in the lifting process can be reduced, but the workload of the lifting mechanism is increased by the limiting component, and the effective service life of the lifting mechanism is influenced.
Disclosure of Invention
The utility model aims to solve the problems and provide the advantages of high safety, buffering the hoisting load, ensuring the service life of the hoisting mechanism and the like, and the advantages are described in detail below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a gantry crane hoisting device, which comprises a frame body, a hoisting mechanism and a hoisting limiting mechanism;
The frame body comprises a portal frame, and two outer plates which are bilaterally symmetrical are arranged at the lower end of the portal frame;
The hoisting mechanism is connected with the middle part of the frame body;
The lifting limiting mechanisms are connected with the frame body, lifting buffer mechanisms are arranged at two ends of the lifting limiting mechanisms, and the two lifting buffer mechanisms are symmetrically distributed.
Preferably, the hoisting mechanism comprises a transverse moving mechanism and a hoisting steel rope, the middle parts of the transverse moving mechanism and the transverse plates of the portal frame are connected, a driving motor is arranged at the upper end of the transverse moving mechanism, a wire winding roller is arranged at the front end of the driving motor, one end of the hoisting steel rope is connected with the wire winding roller, the other end of the hoisting steel rope penetrates through the lower ends of the transverse moving mechanism and the transverse moving mechanism to be connected, a hoisting seat is arranged at the middle part of the hoisting steel rope, a lifting hook is arranged at the lower end of the hoisting seat, the input end of the driving motor is electrically connected with the output end of a gantry crane controller, and the connection and the installation between the hoisting mechanism and the frame body are realized, so that the hoisting function of the hoisting structure is ensured.
Preferably, the lifting limiting mechanism is located at the lower end of the lifting mechanism, the lifting limiting mechanism comprises an anti-shaking plate, the middle of the anti-shaking plate is in sliding connection with the lifting seat, two ends of the anti-shaking plate are connected with first guide rods in a sliding manner, the upper end and the lower end of each first guide rod are connected with the portal frame, the lifting limiting mechanism and the frame body are connected and installed, the lifting limiting mechanism and the lifting mechanism are connected and installed, normal use of the lifting limiting mechanism is guaranteed, limiting of the lifting mechanism is achieved, and shaking of the lifting mechanism is reduced in the lifting process.
Preferably, a sliding groove corresponding to the lifting seat is arranged in the middle of the anti-shaking plate, and the lifting seat and the sliding groove are installed in a matched mode, so that a foundation is laid for connection installation between the lifting limiting mechanism and the lifting mechanism.
Preferably, the anti-shake plate is provided with a first sliding hole corresponding to the first guide rod, the first guide rod penetrates through the first sliding hole, and the limit of the anti-shake plate is achieved through the first guide rod, so that the anti-shake plate (31) is prevented from shaking.
Preferably, the hoisting buffer mechanism comprises a pulley, the middle part of pulley rotates and is connected with the connecting axle, both ends all are provided with the supporting seat around the connecting axle, the lower extreme of supporting seat and the transverse plate of portal frame are connected, the overlap joint has the connection cable on the pulley, the one end of connecting the cable passes the transverse plate of portal frame and prevents shaking the board and connect, the other end of connecting the cable passes the transverse plate of portal frame and is connected with the balancing weight, be provided with the wire hole that corresponds with connecting the cable on the transverse plate of portal frame, sliding connection has two front and back symmetric distribution's second guide bars on the balancing weight, the upper end of second guide bar and the transverse plate of portal frame are connected, the lower extreme and the planking of second guide bar are connected, realize hoisting buffer mechanism and the connection between the support body, realize hoisting buffer mechanism and the connection installation between the lifting limit mechanism, reduce the required load of lifting by hoisting mechanism.
Preferably, the balancing weight is provided with a second sliding hole corresponding to the second guide rod, and the second guide rod and the second sliding hole are matched and installed, so that the balancing weight is positioned, and the balancing weight is prevented from shaking.
The utility model has the beneficial effects that:
The lifting device is provided with a lifting limiting mechanism, the lifting mechanism of the lifting device is limited on the premise of ensuring normal lifting of the lifting device, so that the shaking of the lifting structure is effectively reduced, the shaking of a lifting object along with the lifting mechanism is effectively reduced, the shaking amplitude of the lifting object in the lifting process is effectively reduced, the unhooking risk of the lifting object is reduced, the safety is higher, meanwhile, the load caused by a lifting seat, a lifting hook and an anti-shaking plate to a lifting steel rope can be effectively buffered, the work load of the lifting steel rope is reduced, the normal work of the lifting steel rope is ensured, and the normal work and the effective service life of the lifting device are effectively ensured.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic perspective view of the structure of FIG. 1 according to the present utility model;
fig. 3 is a schematic cross-sectional view of the perspective elevation of fig. 1 of the present utility model.
The reference numerals are explained as follows:
1. A frame body; 11. a portal frame; 12. an outer plate; 13. a wire through hole; 2. a hoisting mechanism; 21. a lateral movement mechanism; 22. a driving motor; 23. a wire winding roller; 24. hoisting the steel rope; 25. a lifting seat; 26. a lifting hook; 3. hoisting limit mechanism; 31. an anti-shake plate; 32. a chute; 33. a first guide bar; 34. a first slide hole; 4. hoisting buffer mechanism; 41. a support base; 42. a pulley; 43. connecting a steel rope; 44. balancing weight; 45. a second guide bar; 46. a second slide hole; 47. and a connecting shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Referring to fig. 1-3, the utility model provides a hoisting device of a gantry crane, which comprises a frame body 1, a hoisting mechanism 2 and a hoisting limiting mechanism 3; the frame body 1 comprises a portal frame 11, and two outer plates 12 which are bilaterally symmetrical are arranged at the lower end of the portal frame 11; the hoisting mechanism 2 is connected with the middle part of the frame body 1, specifically, the hoisting mechanism 2 comprises a transverse moving mechanism 21 and a hoisting steel rope 24, the transverse moving mechanism 21 is connected with the middle part of a transverse plate of the portal frame 11, the upper end of the transverse moving mechanism 21 is provided with a driving motor 22, the front end of the driving motor 22 is provided with a wire collecting roller 23, one end of the hoisting steel rope 24 is connected with the wire collecting roller 23, the other end of the hoisting steel rope 24 passes through the transverse moving mechanism 21 and the lower end of the transverse moving mechanism 21 to be connected, the middle part of the hoisting steel rope 24 is provided with a hoisting seat 25, the lower end of the hoisting seat 25 is provided with a lifting hook 26, and the input end of the driving motor 22 is electrically connected with the output end of a portal crane controller, by adopting the design, the connection and installation between the hoisting mechanism 2 and the frame body 1 can be realized, and the hoisting function of the hoisting structure is ensured;
Referring to fig. 2-3, the lifting limiting mechanism 3 is connected with the frame 1, specifically, the lifting limiting mechanism 3 is located at the lower end of the lifting mechanism 2, the lifting limiting mechanism 3 comprises an anti-shake plate 31, the middle part of the anti-shake plate 31 is slidably connected with the lifting seat 25, further, the middle part of the anti-shake plate 31 is provided with a chute 32 corresponding to the lifting seat 25, the lifting seat 25 and the chute 32 are cooperatively installed, the above design can lay a foundation for connection installation between the lifting limiting mechanism 3 and the lifting mechanism 2, both ends of the anti-shake plate 31 are slidably connected with a first guide rod 33, further, the anti-shake plate 31 is provided with a first slide hole 34 corresponding to the first guide rod 33, the first guide rod 33 passes through the first slide hole 34, the above design can realize limiting of the anti-shake plate 31 through the first guide rod 33 to avoid shaking the anti-shake plate 31, the upper and lower ends of the first guide rod 33 are connected with the portal frame 11, the connection and installation between the lifting limiting mechanism 3 and the frame body 1 can be realized, the connection and installation between the lifting limiting mechanism 3 and the lifting mechanism 2 can be realized, the normal use of the lifting limiting mechanism 3 is ensured, the limiting of the lifting mechanism 2 is realized, the possibility of shaking of the lifting mechanism 2 in the lifting process is reduced, the two ends of the lifting limiting mechanism 3 are provided with lifting buffer mechanisms 4, the two lifting buffer mechanisms 4 are symmetrically distributed, specifically, the lifting buffer mechanisms 4 comprise pulleys 42, the middle part of each pulley 42 is rotationally connected with a connecting shaft 47, the front end and the rear end of each connecting shaft 47 are respectively provided with a supporting seat 41, the lower end of each supporting seat 41 is connected with a transverse plate of the portal frame 11, a connecting steel rope 43 is lapped on each pulley 42, one end of each connecting steel rope 43 penetrates through the transverse plate of the portal frame 11 and is connected with the anti-shaking plate 31, the other end of the connecting steel rope 43 penetrates through the transverse plate of the portal frame 11 and is connected with the balancing weight 44, the transverse plate of the portal frame 11 is provided with the wire passing hole 13 corresponding to the connecting steel rope 43, the balancing weight 44 is connected with two second guide rods 45 which are distributed front and back symmetrically, further, the balancing weight 44 is provided with second sliding holes 46 corresponding to the second guide rods 45, the second guide rods 45 and the second sliding holes 46 are installed in a matched mode, the balancing weight 44 can be positioned by adopting the design, the balancing weight 44 is prevented from shaking, the upper end of the second guide rods 45 is connected with the transverse plate of the portal frame 11, the lower end of the second guide rods 45 is connected with the outer plate 12, the design is adopted, connection between the lifting buffer mechanism 4 and the frame body 1 can be achieved, connection installation between the lifting buffer mechanism 4 and the lifting limiting mechanism 3 is achieved, and load required by lifting of the lifting mechanism 2 is reduced.
In one embodiment of the utility model, the gantry crane lifting device with the structure is adopted, things to be lifted are hung on the lifting hook 26 through the external rope body, the driving motor 22 is controlled by the gantry crane controller to work, the wire collecting roller 23 can be driven to rotate, the wire collecting roller 23 can rotate to realize wire collecting or paying-off operation of the lifting steel rope 24, the lifting steel rope 24 is collected, the lifting seat 25 and the lifting hook 26 are lifted, the lifting steel rope 24 is paid off, the lifting seat 25 and the lifting hook 26 are lowered, and the lifting operation of the lifting device can be realized.
In the process of hoisting, in view of the cooperation of the first guide rod 33 and the anti-shaking plate 31, the limit of the anti-shaking plate 31 can be realized, the limit of the hoisting seat 25 can be realized through the cooperation of the anti-shaking plate 31 and the hoisting seat 25, the shaking of the lifting hook 26 on the hoisting seat 25 is effectively reduced, the anti-shaking operation of a hoisting object in the hoisting process is realized, the unhooking risk of the hoisting object is reduced, and the safety is high.
Meanwhile, when the wire winding roller 23 winds, the load borne by the hoisting steel rope 24 can be buffered by the hoisting buffer mechanisms 4 at the two ends of the anti-shaking plate 31, part of the load can be buffered, the connection steel rope 43 can be pulled by the gravity of the balancing weight 44, the connection steel rope 43 can give the anti-shaking plate 31 an upward pulling force, and accordingly the load caused by the hoisting seat 25, the lifting hook 26 and the anti-shaking plate 31 on the hoisting steel rope 24 is buffered.
It should be noted that the sum of the weights 44 is smaller than the sum of the weights of the lifting base 25, the lifting hook 26 and the anti-sway plate 31, so as to ensure the normal descent of the lifting base 25 and the lifting hook 26 in the absence of load.
The gantry crane controller controls the operation of the drive motor 22 using prior art techniques.
The transverse moving mechanism 21 in the present utility model mainly comprises a servo motor, a screw rod, a guide rod, a moving seat, etc., which are common technical means in the art, and will not be described herein.
The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a gantry crane hoist device which characterized in that: comprises a frame body (1), a hoisting mechanism (2) and a hoisting limit mechanism (3);
The frame body (1) comprises a portal frame (11), and two outer plates (12) which are bilaterally symmetrical are arranged at the lower end of the portal frame (11);
the hoisting mechanism (2) is connected with the middle part of the frame body (1);
The lifting limiting mechanisms (3) are connected with the frame body (1), lifting buffer mechanisms (4) are arranged at two ends of the lifting limiting mechanisms (3), and the two lifting buffer mechanisms (4) are symmetrically distributed.
2. The gantry crane lifting device according to claim 1, wherein: the hoisting mechanism (2) comprises a transverse moving mechanism (21) and a hoisting steel rope (24), the middle parts of transverse plates of the transverse moving mechanism (21) and the portal frame (11) are connected, a driving motor (22) is arranged at the upper end of the transverse moving mechanism (21), a wire collecting roller (23) is arranged at the front end of the driving motor (22), one end of the hoisting steel rope (24) is connected with the wire collecting roller (23), the other end of the hoisting steel rope (24) penetrates through the lower ends of the transverse moving mechanism (21) and the transverse moving mechanism (21) to be connected, a hoisting seat (25) is arranged at the middle part of the hoisting steel rope (24), a lifting hook (26) is arranged at the lower end of the hoisting seat (25), and the input end of the driving motor (22) is electrically connected with the output end of the portal controller.
3. The gantry crane lifting device according to claim 2, wherein: lifting by crane stop gear (3) are located the lower extreme of hoist mechanism (2), lifting by crane stop gear (3) are including preventing shaking board (31), the middle part of preventing shaking board (31) and lifting by crane seat (25) sliding connection, the equal sliding connection in both ends of preventing shaking board (31) has first guide bar (33), the upper and lower both ends of first guide bar (33) are all connected with portal frame (11).
4. A gantry crane lifting device according to claim 3, characterized in that: the middle part of the anti-shaking plate (31) is provided with a chute (32) corresponding to the lifting seat (25), and the lifting seat (25) and the chute (32) are installed in a matched mode.
5. A gantry crane lifting device according to claim 3, characterized in that: the anti-shake plate (31) is provided with a first sliding hole (34) corresponding to the first guide rod (33), and the first guide rod (33) passes through the first sliding hole (34).
6. A gantry crane lifting device according to claim 3, characterized in that: the hoisting buffer mechanism (4) comprises a pulley (42), the middle part of the pulley (42) is rotationally connected with a connecting shaft (47), both ends all are provided with supporting seat (41) around connecting shaft (47), the lower extreme of supporting seat (41) is connected with the transverse plate of portal frame (11), overlap joint has connection steel cable (43) on pulley (42), the transverse plate and the anti-shake board (31) of portal frame (11) are passed in one end of connection steel cable (43), the other end of connection steel cable (43) passes the transverse plate of portal frame (11) and is connected with balancing weight (44), be provided with on the transverse plate of portal frame (11) wire hole (13) that corresponds with connection steel cable (43), sliding connection has second guide bar (45) of two front and back symmetric distributions on balancing weight (44), the upper end of second guide bar (45) is connected with the transverse plate of portal frame (11), the lower extreme and planking (12) of second guide bar (45) are connected.
7. The gantry crane lifting device according to claim 6, wherein: the balancing weight (44) is provided with a second sliding hole (46) corresponding to the second guide rod (45), and the second guide rod (45) and the second sliding hole (46) are installed in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421036342.4U CN221093422U (en) | 2024-05-14 | 2024-05-14 | Hoisting device of gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421036342.4U CN221093422U (en) | 2024-05-14 | 2024-05-14 | Hoisting device of gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221093422U true CN221093422U (en) | 2024-06-07 |
Family
ID=91316224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421036342.4U Active CN221093422U (en) | 2024-05-14 | 2024-05-14 | Hoisting device of gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221093422U (en) |
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2024
- 2024-05-14 CN CN202421036342.4U patent/CN221093422U/en active Active
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