CN216512434U

CN216512434U - Gantry crane hoisting mechanism

Info

Publication number: CN216512434U
Application number: CN202122996419.5U
Authority: CN
Inventors: 陈锡锋
Original assignee: Nantong Haozheng Mechanical Equipment Co ltd
Current assignee: Nantong Haozheng Mechanical Equipment Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-13
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to the technical field of gantry cranes, in particular to a gantry crane hoisting mechanism, which comprises two brackets and a return plate fixed between the two brackets, wherein a shell is arranged in the return plate in a sliding manner, a cylindrical groove is symmetrically arranged in the shell, a rotating column is rotatably arranged in the cylindrical groove, one side of the shell is provided with a power component for driving the two rotating columns to rotate, a movable groove is symmetrically arranged on the inner wall of the cylindrical groove, a roller is sleeved and arranged on the rotating column in the movable groove, a steel wire is sleeved and arranged on the roller, and a bearing plate is arranged below the shell. Can cause the problem that part of goods is scattered to hurt staff on the ground.

Description

Gantry crane hoisting mechanism

Technical Field

The utility model relates to the technical field of gantry cranes, in particular to a hoisting mechanism of a gantry crane.

Background

A gantry crane is a variant of a bridge crane and is mainly used for loading and unloading outdoor goods yard, stock yard goods and bulk goods. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam, the device can directly walk on a track on the ground, and cantilever beams extending out can be arranged at two ends of the main beam.

In the prior art, a hoisting machine on a gantry crane generally hoists a cargo through a single steel wire rope and a hook, and the cargo is easy to shake in the hoisting process, so that part of the cargo is scattered to injure workers on the ground. In view of this, we propose a gantry crane hoisting mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hoisting mechanism of a gantry crane, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a gantry crane lifting mechanism comprises two supports and a return plate fixed between the two supports, wherein a shell is arranged in the return plate in a sliding manner, a cylindrical groove is symmetrically formed in the shell, a rotating column is rotatably arranged in the cylindrical groove, a power component for driving the two rotating columns to rotate is arranged on one side of the shell, a movable groove is symmetrically formed in the inner wall of the cylindrical groove, a roller is sleeved and mounted in the movable groove and positioned on the rotating column, a steel wire is sleeved and mounted on the roller, a bearing plate is arranged below the shell, guard rails are symmetrically and fixedly mounted on the bearing plate, rotating rings are symmetrically and rotatably mounted on the guard rails, an outlet is formed in the bottom of the movable groove, one end of the steel wire penetrates through the outlet and is fixedly mounted on the corresponding rotating ring, a limiting groove is formed in the top of the bearing plate and positioned between the two guard rails, limiting plates are symmetrically and slidably mounted in the limiting grooves, an extrusion plate is fixedly mounted at the top of each limiting plate, and a driving assembly for driving the limiting plates to move is further arranged on each limiting plate.

Preferably, the power assembly comprises a motor and two gears, the motor is fixedly installed on one side of the shell, an output shaft of the motor extends into the shell and is coaxially connected with the rotating columns, the two gears are respectively installed on the two rotating columns in a sleeved mode, and the two gears are meshed with each other.

Preferably, the output shaft of the motor is rotatably connected with the shell, a gear groove matched with the two gears is formed in the shell, and the two gears are rotatably arranged in the gear groove.

Preferably, the drive assembly includes spacing dish and threaded rod, the one end fixed mounting of threaded rod is in one side of spacing dish, threaded hole has all been seted up at the both ends of spacing groove, the limiting plate is close to one side of screw hole and has seted up the rotation groove, spacing dish and threaded rod all rotate and install at the rotation inslot, and the one end of threaded rod passes corresponding screw hole and fixed mounting has the handle.

Preferably, the threaded rod is in threaded connection with the threaded hole, the rotating groove is of a convex structure, and the length of the extrusion plate is equal to the distance between the two guard rails.

Preferably, the limiting groove and the limiting plate are both in a T-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that:

1. this gantry crane hoisting mechanism, loading board through the setting, the rail guard, the spacing groove, the screw hole, the limiting plate, the stripper plate, the rotating groove, spacing dish, threaded rod and handle, ensure twist grip, can make the handle drive the threaded rod rotate and remove in the screw hole, and simultaneously, the threaded rod drives the spacing dish and rotates and let spacing dish extrusion limiting plate slide in the spacing groove in the rotating groove, and the limiting plate can drive the stripper plate and remove to the direction of goods, it is fixed until the goods is pressed from both sides by two stripper plates and two rail guards, ensure that the structure of goods is more stable on the loading board.

2. This gantry crane hoisting mechanism, shell through setting up, the cylinder groove, the movable trough, the export, the gear groove, the rotation post, the cylinder, including a motor, an end cap, a controller, and a cover plate, ensure behind the starter motor, the motor enables two rotation post synchronous rotations through the effect of two gears, also guarantee that two rotation posts can drive two cylinder synchronous rotations respectively, make four steel wire synchronous winding on the cylinder that corresponds, and the steel wire is under the limiting action of export, guarantee that four steel wire can be simultaneously stable pull the swivel becket rebound that corresponds on two rail guards, let four steel wire at the uniform velocity rebound, ensure loading board rebound's in-process, the loading board is in parallel state with ground all the time, can prevent that loading board and goods from rocking, the stable in structure of loading board and goods has been guaranteed, can avoid the goods to scatter to injure subaerial staff.

Drawings

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

FIG. 2 is a detailed view of the interior of the housing of the present invention;

FIG. 3 is a schematic cross-sectional view of the outer casing of the present invention;

FIG. 4 is a schematic view of a region structure of the carrier plate according to the present invention;

FIG. 5 is a schematic cross-sectional view of the loading plate of the present invention;

FIG. 6 is a detailed internal structural diagram of the limiting plate according to the present invention;

fig. 7 is a schematic sectional structure view of the limiting plate of the utility model.

In the figure: 1. a support; 11. a return plate; 2. a housing; 21. a cylindrical groove; 22. a movable groove; 23. an outlet; 24. a gear groove; 3. rotating the column; 31. a drum; 4. a motor; 5. a gear; 6. a carrier plate; 61. protecting the fence; 62. a rotating ring; 63. a limiting groove; 64. a threaded hole; 7. a steel wire; 8. a limiting plate; 81. a pressing plate; 82. a rotating groove; 9. a limiting disc; 91. a threaded rod; 92. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 7, a technical solution provided by the present invention is:

a gantry crane hoisting mechanism comprises two supports 1 and a return plate 11 fixed between the two supports 1, wherein a shell 2 is arranged in the return plate 11 in a sliding manner, a cylindrical groove 21 is symmetrically formed in the shell 2, a rotating column 3 is rotatably arranged in the cylindrical groove 21, a power component for driving the two rotating columns 3 to rotate is arranged on one side of the shell 2, a movable groove 22 is symmetrically formed in the inner wall of the cylindrical groove 21, a roller 31 is sleeved and arranged in the movable groove 22 and positioned on the rotating column 3, a steel wire 7 is sleeved and arranged on the roller 31, a bearing plate 6 is arranged below the shell 2, guard rails 61 are symmetrically and fixedly arranged on the bearing plate 6, rotating rings 62 are symmetrically and rotatably arranged on the guard rails 61, an outlet 23 is formed in the bottom of the movable groove 22, one end of the steel wire 7 penetrates through the outlet 23 and is fixedly arranged on the corresponding rotating ring 62, a limit groove 63 is formed in the top of the bearing plate 6 and positioned between the two guard rails 61, the limiting plates 8 are symmetrically and slidably mounted in the limiting grooves 63, the extrusion plates 81 are fixedly mounted at the tops of the limiting plates 8, the limiting plates 8 are further provided with driving components for driving the limiting plates to move, after the power components are started, the power components drive the two rotating columns 3 to synchronously rotate, the two rotating columns 3 respectively drive the two rollers 31 to rotate, the corresponding steel wires 7 on the rollers 31 are wound on the rollers 31, the four steel wires 7 can simultaneously pull the corresponding rotating rings 62 on the two protective guards 61 to move upwards, the lengths and the upwards moving speeds of the four steel wires 7 are equal, the bearing plates 6 can be ensured to slowly and stably move upwards, the goods of the bearing plates 6 are further extruded on the goods by the two extrusion plates 81 driven by the driving components, the goods can be ensured not to slide on the bearing plates 6, the bearing plates 6 can be further prevented from shaking, and the structural stability of the bearing plates 6 and the goods can be ensured, avoid the goods to scatter and injure staff on the ground.

In the embodiment, the power assembly comprises a motor 4 and two gears 5, the motor 4 is fixedly arranged at one side of the shell 2, and the output shaft of the motor 4 extends into the shell 2 and is coaxially connected with the rotating columns 3, the two gears 5 are respectively sleeved on the two rotating columns 3, the two gears 5 are mutually meshed to ensure that after the motor 4 is started, the output shaft of the motor 4 drives one of the rotating columns 3 and one of the gears 5 to rotate, one gear 5 can simultaneously drive the other gear 5 and the other rotating column 3 to rotate, so that the two rotating columns 3 can respectively drive the two rollers 31 to synchronously rotate, the four steel wires 7 can be synchronously wound on the corresponding rollers 31, and the steel wire 7 is limited by the outlet 23, so that the bearing plate 6 is always parallel to the ground, the goods on the bearing plate 6 can not slide, and the bearing plate 6 can not shake.

In this embodiment, the output shaft of motor 4 rotates with shell 2 to be connected, seted up in shell 2 with the gear groove 24 of two gear 5 looks adaptations, two gear 5 all rotate to be installed in gear groove 24, ensure that motor 4 can be normal work on shell 2, two gear 5 can be normal rotations in gear groove 24.

In this embodiment, the driving assembly includes a limiting disc 9 and a threaded rod 91, one end of the threaded rod 91 is fixedly installed at one side of the limiting disc 9, both ends of the limiting groove 63 are respectively provided with a threaded hole 64, one side of the limiting plate 8 close to the threaded hole 64 is provided with a rotating groove 82, the limiting disc 9 and the threaded rod 91 are both rotatably installed in the rotating groove 82, and one end of the threaded rod 91 passes through the corresponding threaded hole 64 and is fixedly provided with a handle 92, so as to ensure that goods on the bearing plate 6 can be placed between the two guard rails 61 and the two extrusion plates 81, when a person rotates the handle 92, the handle 92 can drive the threaded rod 91 to rotate in the threaded hole 64, meanwhile, the threaded rod 91 can drive the limiting disc 9 to rotate in the rotating groove 82, and the threaded rod 91 can drive the limiting disc 9 to extrude the limiting plate 8 to slide in the limiting groove 63 under the action of the threads, and the limiting plate 8 can drive the extrusion plates 81 to move towards the goods, until the goods are clamped and fixed by the two extrusion plates 81 and the two protective railings 61, the stable structure of the goods on the bearing plate 6 is ensured, and the goods are prevented from scattering to the ground.

In this embodiment, the threaded rod 91 is in threaded connection with the threaded hole 64, the rotating groove 82 is in a convex structure, the length of the pressing plate 81 is equal to the distance between the two guard rails 61, so that the threaded rod 91 can be displaced when rotating in the threaded hole 64, and the two pressing plates 81 and the two guard rails 61 can enclose goods.

In this embodiment, the limiting groove 63 and the limiting plate 8 are both T-shaped, so as to prevent the limiting plate 8 from being separated from the limiting groove 63, resulting in unstable structure of the extrusion plate 81.

When the gantry crane hoisting mechanism of the embodiment is used, goods are placed on the bearing plate 6 and located between the two guard rails 61 and the two extrusion plates 81, then, a person rotates the handle 92, the handle 92 drives the threaded rod 91 to rotate and move in the threaded hole 64, at the same time, the threaded rod 91 drives the limiting disc 9 to rotate in the rotating groove 82 and enables the limiting disc 9 to extrude the limiting plate 8 to slide in the limiting groove 63, the limiting plate 8 drives the extrusion plates 81 to move towards the goods until the goods are clamped and fixed by the two extrusion plates 81 and the two guard rails 61, so as to ensure the stable structure of the goods on the bearing plate 6, then, the person starts the motor 4, so that the output shaft of the motor 4 drives one of the rotating columns 3 and one of the gears 5 to rotate, and then one of the gears 5 drives the other gear 5 and the other rotating column 3 to rotate, so as to ensure that the two rotating columns 3 can respectively drive the two rollers 31 to synchronously rotate, make four steel wires 7 synchronous winding on the cylinder 31 that corresponds, and steel wire 7 is under the limiting action of export 23, guarantee that four steel wires 7 can be simultaneously stable pulling the rotating ring 62 rebound that corresponds on two rail guards 61, let four steel wires 7 at the uniform velocity rebound, ensure the rebound that loading board 6 can be slow, avoid loading board 6 to produce and rock, the stable in structure of loading board 6 and goods can be guaranteed in the operation of last time, can avoid the goods to scatter and injure subaerial staff.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a portal crane hoisting mechanism, includes two support (1) and two fixed returning plate (11) between support (1), its characterized in that: the rotary type plate bearing device is characterized in that a shell (2) is slidably mounted in the return plate (11), cylindrical grooves (21) are symmetrically formed in the shell (2), rotating columns (3) are rotatably mounted in the cylindrical grooves (21), a power assembly for driving the two rotating columns (3) to rotate is arranged on one side of the shell (2), movable grooves (22) are symmetrically formed in the inner wall of each cylindrical groove (21), rollers (31) are sleeved and mounted in the movable grooves (22) and located on the rotating columns (3), steel wires (7) are sleeved and mounted on the rollers (31), a bearing plate (6) is arranged below the shell (2), guard rails (61) are symmetrically and fixedly mounted on the bearing plate (6), rotating rings (62) are symmetrically and rotatably mounted on the guard rails (61), an outlet (23) is formed in the bottom of each movable groove (22), one end of each steel wire (7) penetrates through the outlet (23) and is fixedly mounted on the corresponding rotating ring (62), the top of loading board (6) just is located and has seted up spacing groove (63) between two rail guards (61), symmetrical slidable mounting has limiting plate (8) in spacing groove (63), the top fixed mounting of limiting plate (8) has stripper plate (81), still be equipped with the drive assembly who is used for driving its displacement on limiting plate (8).

2. A gantry crane hoisting mechanism according to claim 1, characterized in that: the power assembly comprises a motor (4) and two gears (5), the motor (4) is fixedly installed on one side of the shell (2), an output shaft of the motor (4) extends into the shell (2) and is coaxially connected with the rotating column (3), the gears (5) are respectively sleeved and installed on the two rotating columns (3) in a sleeved mode, and the gears (5) are meshed with each other.

3. A gantry crane hoisting mechanism according to claim 2, characterized in that: the output shaft of motor (4) rotates with shell (2) and is connected, seted up in shell (2) gear groove (24) with two gear (5) looks adaptations, two gear (5) are all rotated and are installed in gear groove (24).

4. A gantry crane hoisting mechanism according to claim 1, characterized in that: the drive assembly includes spacing dish (9) and threaded rod (91), the one end fixed mounting of threaded rod (91) is in one side of spacing dish (9), threaded hole (64) have all been seted up at the both ends of spacing groove (63), one side that limiting plate (8) are close to threaded hole (64) has been seted up and has been rotated groove (82), spacing dish (9) and threaded rod (91) all rotate to be installed in rotating groove (82), and threaded hole (64) and fixed mounting that correspond of one end of threaded rod (91) have handle (92).

5. A gantry crane hoisting mechanism according to claim 4, characterized in that: the threaded rod (91) is in threaded connection with the threaded hole (64), the rotating groove (82) is of a convex structure, and the length of the extrusion plate (81) is equal to the distance between the two guard rails (61).

6. A gantry crane hoisting mechanism according to claim 4, characterized in that: the limiting groove (63) and the limiting plate (8) are both of T-shaped structures.