CN209957273U

CN209957273U - Tower crane with freely movable portal

Info

Publication number: CN209957273U
Application number: CN201920913425.XU
Authority: CN
Inventors: 陈浩兴; 张怀刚
Original assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Current assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-01-17
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a freely moving portal tower crane, which relates to the technical field of hoisting devices and aims at the problem of inconvenient use, the following proposal is proposed, comprising a fixed plate, wherein the upper side of the fixed plate is fixedly connected with a hoisting device through a bolt, one side of the fixed plate is fixedly connected with a first motor through a bolt, the output end of the first motor is fixedly connected with a first rotating shaft which is rotatably connected with the fixed plate through a coupler, the other end of the first rotating shaft is fixedly sleeved with a first rotating ring which is rotatably connected with the fixed plate, and the upper side of the first rotating ring is fixedly connected with a limiting plate which is rotatably connected with the fixed plate, the utility model has simple structure and convenient use, can well carry out hoisting work, simultaneously adapts to the passage of different vehicles, facilitates the whole transportation efficiency, and can be conveniently moved, reach the assigned position, conveniently lift by crane, practice thrift adjustment time, reduce cost.

Description

Tower crane with freely movable portal

Technical Field

The utility model relates to a hoisting apparatus technical field especially relates to a freely move portal tower crane.

Background

The bridge is supported on the ground rail or foundation by two side legs. With the track running along the ground, the underside can be passed by railway cars or other ground vehicles. The rotatable lifting device is a jib crane mounted on a portal frame, however, most of the existing portal cranes have a predetermined track, cannot be moved well, and cannot be passed well due to height limitation when a large vehicle passes through from below, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of freely move portal tower crane has solved awkward problem.

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

a freely movable portal tower crane comprises a fixed plate, wherein the upper side of the fixed plate is fixedly connected with a lifting device through a bolt, one side of the fixed plate is fixedly connected with a first motor through a bolt, the output end of the first motor is fixedly connected with a first rotating shaft which is rotatably connected with the fixed plate through a coupler, the other end of the first rotating shaft is fixedly sleeved with a first rotating ring which is rotatably connected with the fixed plate, the upper side of the first rotating ring is fixedly connected with a limiting plate which is rotatably connected with the fixed plate, the first rotating ring is fixedly connected with a plurality of first air cylinders through bolts, the output ends of the first air cylinders are fixedly connected with a first connecting frame through bolts, the first connecting frame is rotatably connected with a first rotating shaft through a bearing, the outer wall of the first rotating shaft is fixedly sleeved with a first rolling wheel, one side of the fixed plate, which is far away from the first motor, is fixedly connected with, the output of first motor passes through shaft coupling fixedly connected with and fixed plate fixed connection's reduction gear, one side of reduction gear is rotated and is connected with the second rotation axis, and the other end fixedly connected with action wheel of second rotation axis, the belt has been cup jointed to the action wheel, and the opposite side of belt has cup jointed from the driving wheel, the fixed second axis of rotation that has cup jointed from the centre of driving wheel, the downside of fixed plate passes through the rotatory circle of bolt fixedly connected with second, the rotatory circle of second passes through a plurality of second pneumatic cylinders of bolt fixedly connected with, and the output of second pneumatic cylinder passes through bolt fixedly connected with second link, the second link passes through the bearing and is connected with the rotation of second axis of rotation, the fixed second wheel that has cup jointed of the outer wall of second axis of rotation, the downside of fixed plate passes through a plurality of fixed blocks of.

Preferably, bolt fixedly connected with controller is passed through to one side of fixed plate, the controller adopts AFPX0L14R control, the controller passes through the electric wire and is connected with the total accuse electricity in the hoisting accessory, first motor, second motor, first pneumatic cylinder and second pneumatic cylinder all are connected with the controller electricity through the electric wire.

Preferably, the first rotating ring and the second rotating ring are both cylindrical structures, and the limiting plate is of a circular ring structure.

Preferably, a rotating groove is formed in the fixed plate, the limiting plate is located in the rotating groove, a plurality of balls are inlaid in the groove wall of the rotating groove, the balls are of a spherical structure, and the limiting plate is in rolling connection with the balls.

Preferably, the first connecting frame and the second connecting frame both adopt U-shaped structures, and the fixed block adopts a rectangular structure.

Preferably, the upper side of the fixed plate is fixedly connected with a plurality of support rods through bolts, and the support rods are rotatably connected with the second rotating shaft through bearings.

The utility model has the advantages that:

1. through the fixed plate, the fixed block, first motor, first rotation axis, first pneumatic cylinder, the limiting plate, first rotatory circle, first link, first rotation axis, first roll wheel, hoisting accessory, the second motor, the rotatory circle of second, the second pneumatic cylinder, from the driving wheel, the second rolls the wheel, the second link, the reduction gear, two rotation axes, the action wheel, the belt and from the mutually supporting of driving wheel, the work of lifting by crane that can be fine, adapt to the passing through of different vehicles simultaneously, make things convenient for whole conveying efficiency.

2. Through the fixed plate, the fixed block, first motor, first rotation axis, first pneumatic cylinder, the limiting plate, first rotatory circle, first link, first rotation axis, first roll wheel, hoisting accessory, the second motor, the rotatory circle of second, the second pneumatic cylinder, from the driving wheel, the second rolls the wheel, the second link, the reduction gear, two rotation axes, the action wheel, the belt and from the mutually supporting of driving wheel, can be convenient remove, reach the assigned position, conveniently lift by crane, practice thrift the adjustment time, and the cost is reduced.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is a schematic left-side sectional view of the present invention.

Fig. 3 is a schematic top sectional view of the present invention.

Reference numbers in the figures: the device comprises a fixing plate 1, a fixing block 2, a first motor 3, a first rotating shaft 4, a first pneumatic cylinder 5, a limiting plate 6, a first rotating ring 7, a first connecting frame 8, a first rotating shaft 9, a first rolling wheel 10, a lifting device 11, a second motor 12, a second rotating ring 13, a second pneumatic cylinder 14, a driven wheel 15, a second rolling wheel 16, a second connecting frame 17, a speed reducer 18, a second rotating shaft 19, a driving wheel 20, a belt 21 and a driven wheel 22.

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 the attached drawings 1-3, a free-moving gantry tower crane comprises a fixed plate 1, a lifting device 11 is fixedly connected to the upper side of the fixed plate 1 through a bolt, a first motor 3 is fixedly connected to one side of the fixed plate 1 through a bolt, a first rotating shaft 4 rotatably connected to the fixed plate 1 is fixedly connected to the output end of the first motor 3 through a coupling, a first rotating ring 7 rotatably connected to the fixed plate 1 is fixedly sleeved to the other end of the first rotating shaft 4, a limiting plate 6 rotatably connected to the fixed plate 1 is fixedly connected to the upper side of the first rotating ring 7, a plurality of first pneumatic cylinders 5 are fixedly connected to the first rotating ring 7 through a bolt, a first connecting frame 8 is fixedly connected to the output end of each first pneumatic cylinder 5 through a bolt, the first connecting frame 8 is rotatably connected to a first rotating shaft 9 through a bearing, a first rolling wheel 10 is fixedly sleeved to the outer wall of the first rotating shaft 9, one side of the fixing plate 1 far away from the first motor 3 is fixedly connected with a second motor 12 through a bolt, the output end of the first motor 3 is fixedly connected with a reducer 18 fixedly connected with the fixing plate 1 through a coupler, one side of the reducer 18 is rotatably connected with a second rotating shaft 19, the other end of the second rotating shaft 19 is fixedly connected with a driving wheel 20, the driving wheel 20 is sleeved with a belt 21, the other side of the belt 21 is sleeved with a driven wheel 22, the middle of the driven wheel 22 is fixedly sleeved with a second rotating shaft 15, the lower side of the fixing plate 1 is fixedly connected with a second rotating ring 13 through a bolt, the second rotating ring 13 is fixedly connected with a plurality of second pneumatic cylinders 14 through bolts, the output ends of the second pneumatic cylinders 14 are fixedly connected with second connecting frames 17 through bolts, the second connecting frames 17 are rotatably connected with the second rotating shaft 15 through bearings, and the outer walls of the second rotating shafts 15 are, the lower side of the fixed plate 1 is fixedly connected with a plurality of fixed blocks 2 through bolts, one side of the fixed plate 1 is fixedly connected with a controller through bolts, the controller is controlled by AFPX0L14R, the controller is electrically connected with a master controller in the hoisting device 11 through wires, the first motor 3 and the second motor 12, first pneumatic cylinder 5 and second pneumatic cylinder 14 all are connected through electric wire and controller electricity, first rotatory circle 7 and the rotatory circle 13 of second all adopt cylindrical structure, the 6 ring structure of limiting plate, be provided with the turn trough in the fixed plate 1, limiting plate 6 is located the turn trough, the cell wall in turn trough is inlayed and is had a plurality of balls, the ball adopts spherical structure, limiting plate 6 and ball roll connection, first link 8 and second link 17 all adopt the U-shaped structure, fixed block 2 adopts the rectangular structure, a plurality of bracing pieces of bolt fixedly connected with are passed through to the upside of fixed plate 1, the bracing piece passes through the bearing and is connected with second rotation axis 19 rotation.

The working principle is as follows: wherein the lifting device 11 is a conventional device, which can perform lifting work, when in use, the whole device is stably supported on the ground through the fixing block 2, then the lifting device 11 lifts, when the lifting is completed or the lifting is needed to be moved, the first pneumatic cylinder 5 and the second pneumatic cylinder 14 are controlled to move through the controller, so that the fixing plate 1 is lifted, the fixing block 2 is further driven to lift, the door opening is enlarged, the vehicle can conveniently enter and exit, meanwhile, the first rolling wheel 10 and the second rolling wheel 16 can be supported, the first motor 3 and the second motor 12 are controlled through the controller according to needs, the second motor 12 is driven to rotate through the transmission of the second rotating shaft 21 and the belt 21, the second rotating shaft 15 and the second rolling wheel 16 are further driven to move, and the first motor 3 is controlled to rotate through the controller, drive first rotation axis 4 and rotate, rotate with first rotatory circle 7, the change of the angle of further first rotation axis 9 of drive and first roll wheel 10 to change the direction of advance, carry out the removal that needs, the utility model discloses simple structure, convenient to use, the work of lifting by crane that can be fine adapts to passing through of different vehicles simultaneously, makes things convenient for whole conveying efficiency, and removal that simultaneously can be convenient reaches the assigned position, conveniently lifts by crane practices thrift adjustment time, reduce cost.

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 or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

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 freely movable portal tower crane comprises a fixed plate (1) and is characterized in that the upper side of the fixed plate (1) is fixedly connected with a lifting device (11) through a bolt, one side of the fixed plate (1) is fixedly connected with a first motor (3) through a bolt, the output end of the first motor (3) is fixedly connected with a first rotating shaft (4) which is rotatably connected with the fixed plate (1) through a coupler, the other end of the first rotating shaft (4) is fixedly sleeved with a first rotating ring (7) which is rotatably connected with the fixed plate (1), the upper side of the first rotating ring (7) is fixedly connected with a limiting plate (6) which is rotatably connected with the fixed plate (1), the first rotating ring (7) is fixedly connected with a plurality of first air pressure cylinders (5) through bolts, and the output ends of the first air pressure cylinders (5) are fixedly connected with a first connecting frame (8) through bolts, the first connecting frame (8) is rotatably connected with a first rotating shaft (9) through a bearing, a first rolling wheel (10) is fixedly sleeved on the outer wall of the first rotating shaft (9), one side, far away from the first motor (3), of the fixing plate (1) is fixedly connected with a second motor (12) through a bolt, the output end of the first motor (3) is fixedly connected with a speed reducer (18) fixedly connected with the fixing plate (1) through a coupler, one side of the speed reducer (18) is rotatably connected with a second rotating shaft (19), the other end of the second rotating shaft (19) is fixedly connected with a driving wheel (20), the driving wheel (20) is sleeved with a belt (21), the other side of the belt (21) is sleeved with a driven wheel (22), the middle of the driven wheel (22) is fixedly sleeved with a second rotating shaft (15), and the lower side of the fixing plate (1) is fixedly connected with a second rotating ring (13), rotatory circle of second (13) is through a plurality of second pneumatic cylinders of bolt fixedly connected with (14), and the output of second pneumatic cylinder (14) passes through bolt fixedly connected with second link (17), second link (17) rotate with second axis of rotation (15) through the bearing and are connected, the outer wall of second axis of rotation (15) is fixed to be cup jointed the second and rolls wheel (16), a plurality of fixed blocks of bolt fixedly connected with (2) are passed through to the downside of fixed plate (1).

2. The free-moving gantry tower crane according to claim 1, wherein a controller is fixedly connected to one side of the fixed plate (1) through bolts, the controller is controlled by AFPX0L14R, the controller is electrically connected with a general controller in the lifting device (11) through wires, and the first motor (3), the second motor (12), the first pneumatic cylinder (5) and the second pneumatic cylinder (14) are electrically connected with the controller through wires.

3. A freely moving portal tower crane according to claim 1, characterized in that the first (7) and second (13) rings are of cylindrical construction and the stop plate (6) is of annular construction.

4. The free-moving gantry tower crane according to claim 1, wherein a rotating groove is formed in the fixed plate (1), the limiting plate (6) is located in the rotating groove, a plurality of balls are embedded in the wall of the rotating groove, the balls are of a spherical structure, and the limiting plate (6) is in rolling connection with the balls.

5. A freely moving portal tower crane according to claim 1, characterized in that the first connecting frame (8) and the second connecting frame (17) are both of U-shaped configuration and the fixed block (2) is of rectangular configuration.

6. A freely moving gantry tower crane according to claim 1, characterized in that the upper side of the fixed plate (1) is fixedly connected with a plurality of support bars by bolts, and the support bars are rotatably connected with the second rotation shaft (19) by bearings.