CN223433192U - A steel structure lifting device - Google Patents

Abstract

The utility model discloses a steel structure hoisting device which comprises a supporting column, a suspension arm, a rotating arm mechanism and a hoisting mechanism, wherein the supporting column is vertically fixed on the ground, one end of the suspension arm is rotationally connected to the upper end of the supporting column, the rotating arm mechanism is used for driving the suspension arm to rotate, the hoisting mechanism comprises a travelling mechanism, two hoisting ropes, a rotating mechanism, two lower carrying pole beams and two lower hoisting ropes, the travelling mechanism is arranged on the suspension arm, the travelling mechanism is provided with the two hoisting machines, the hoisting machines are connected with the two ends of the upper carrying pole beams through the upper hoisting ropes, the lower carrying pole beams are horizontally arranged on the lower side of the upper carrying pole beams, the middle part of the lower carrying pole beams is rotationally connected with the middle part of the upper carrying pole beams through the rotating mechanism, the rotating mechanism is used for driving the lower carrying pole beams to rotate, the lower hoisting ropes are used for connecting a steel structure, and the two lower hoisting ropes are respectively arranged on the lower sides of the two ends of the lower carrying pole beams. The utility model provides a steel structure hoisting device which can drive a steel structure to rotate, saves labor and is safer.

Description

Steel construction hoist device

Technical Field

The utility model relates to the technical field of hoisting devices, in particular to a steel structure hoisting device.

Background

The existing steel structure hoisting device, such as a tower crane, comprises a suspension arm, a winch, a suspension rope and a lifting hook, wherein the suspension arm supports the suspension rope, the lifting hook is arranged at the tail end of the suspension rope, when a horizontal steel structure is hoisted, the lifting hook is connected with the steel structure, and the winch is retracted to hoist or lower the steel structure.

When the existing hoisting device is used for hoisting the steel structure, the steel structure is easy to slowly rotate around the axis of the lifting hook in the air, so that after the steel structure is hoisted above the installation position, the steel structure often has deflection problem. Often need the operating personnel to climb, stir the steel construction, make the steel construction wind lifting hook rotation to the required angle, after the steel construction is right back, hoist device continues to descend the steel construction, puts the steel construction to the installation position. Because the steel structure weight and inertial force are big, the manual steel structure of stirring is hard and dangerous.

Disclosure of utility model

The utility model provides a steel structure lifting device, which aims to solve the defects that the existing lifting device needs to manually correct a steel structure, is laborious and dangerous, and can drive the steel structure to rotate, so that the labor is saved and the safety is improved.

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

the utility model provides a steel construction hoist device, including the support column, the davit, rocking arm mechanism, hoisting mechanism, the support column is vertical to be fixed subaerial, davit one end rotates to be connected in the support column upper end, rocking arm mechanism is used for driving the davit and rotates, hoisting mechanism includes running gear, the hoist engine, go up the lifting rope, go up the shoulder pole roof beam, slewing mechanism, lower shoulder pole roof beam and lower lifting rope, running gear installs on the davit, set up two hoists on the running gear, the hoist engine passes through last lifting rope to be connected and goes up shoulder pole roof beam both ends, lower shoulder pole roof beam level sets up last shoulder pole roof beam downside, lower shoulder pole roof beam middle part is connected with the middle part rotation of last shoulder pole roof beam through slewing mechanism, slewing mechanism is used for driving lower shoulder pole roof beam and rotates, lower lifting rope is used for connecting steel construction, lower lifting rope is provided with two, install respectively in lower shoulder pole roof beam both ends downside.

Through the arrangement, firstly, the steel structure is hoisted through the two winches to prevent the steel structure from rotating in the air, and secondly, the rotating mechanism can drive the lower shoulder pole beam to rotate so as to drive the steel structure at the lower side to rotate, and the steel structure does not need to be manually corrected, so that the labor is saved and the safety is improved.

Further, the rotating mechanism comprises a rotating shaft, a base plate, a thrust bearing, a pressing plate, a gear motor and a battery, wherein the rotating shaft is vertically and fixedly connected to the middle part of the lower carrying pole beam, the base plate is fixedly connected to the upper side of the middle part of the upper carrying pole beam, the rotating shaft penetrates through the upper carrying pole beam and is rotationally connected with the upper carrying pole beam, the pressing plate is coaxially and fixedly connected to the upper end of the rotating shaft, the pressing plate supports the pressing plate through the thrust bearing, the gear motor is installed on the upper carrying pole beam and is in transmission connection with the rotating shaft, and the battery supplies power to the gear motor.

Through the arrangement, the lower shoulder pole beam is driven by the gear motor to rotate around the axis of the rotating shaft.

Further, the rotating mechanism further comprises a plurality of reinforcing ribs fixedly connected between the pressing plate and the rotating shaft.

Through the arrangement, the rigidity and the strength of the pressing plate are improved.

Further, the center of gravity of the rotating mechanism is close to the middle of the upper shoulder pole beam.

Through above-mentioned setting, further promote the shoulder pole roof beam stability.

Further, one side of the upper end of the support column is fixedly connected with a vertically extending support shaft, the suspension arm comprises a shaft sleeve, I-steel and a truss, the shaft sleeve is coaxially and rotatably connected outside the support shaft, the I-steel is horizontally and fixedly connected to the lower side of the truss and fixedly connected with the shaft sleeve, and the travelling mechanism is arranged on the I-steel.

Further, the rotating arm mechanism comprises a fixed gear, a planetary gear and a rotating arm motor, wherein the fixed gear is coaxially and fixedly connected with the supporting shaft, the planetary gear is meshed with the fixed gear, and the rotating arm motor is fixedly connected to the truss and is connected with the planetary gear.

Further, the running mechanism comprises a running frame, rollers and a power mechanism, wherein the rollers are rotatably connected to the upper side of the running frame, the roller frames are arranged on the upper sides of the wing plates of the I-steel, the power mechanism is arranged on the running frame and is in transmission connection with the rollers, and the winch is arranged on the running frame.

Further, the upper shoulder pole beam and the lower shoulder pole beam are both square tubes.

Through the arrangement, the upper shoulder pole beam and the lower shoulder pole beam are light under the premise of ensuring rigidity.

Drawings

Fig. 1 is a schematic diagram of a lifting device according to an embodiment.

An enlarged view of fig. 2 is shown at a of fig. 1.

Fig. 3 is an enlarged view at B of fig. 1.

Fig. 4 is an enlarged view at C of fig. 1.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

As shown in fig. 1 to 4, a steel structure hoisting device comprises a support column 3, a suspension arm 4, a rotating arm mechanism 5 and a lifting mechanism, wherein the support column 3 is vertically fixed on the ground, one end of the suspension arm 4 is rotationally connected to the upper end of the support column 3, the rotating arm mechanism 5 is used for driving the suspension arm 4 to rotate, the lifting mechanism comprises a travelling mechanism 6, a winch 7, an upper lifting rope 8, an upper carrying pole beam 9, a rotating mechanism 10, a lower carrying pole beam 11 and a lower lifting rope 12, the travelling mechanism 6 is arranged on the suspension arm 4, two winches 7 are arranged on the travelling mechanism 6, the winches 7 are connected with two ends of the upper carrying pole beam 9 through the upper lifting rope 8, the lower carrying pole beam 11 is horizontally arranged on the lower side of the upper carrying pole beam 9, the middle part of the lower carrying pole beam 11 is rotationally connected with the middle part of the upper carrying pole beam 9 through the rotating mechanism 10, the rotating mechanism 10 is used for driving the lower carrying pole beam 11 to rotate, the lower lifting rope 12 is used for connecting the steel structure, and the lower lifting rope 12 is provided with two lifting ropes and is respectively arranged on the lower sides of the two ends of the lower carrying pole beam 11.

Through the arrangement, firstly, the steel structure is hoisted through the two hoists 7 to prevent the steel structure from rotating in the air, and secondly, the rotating mechanism 10 can drive the lower shoulder pole beam 11 to rotate so as to drive the steel structure at the lower side to rotate, and the steel structure does not need to be manually corrected, so that the labor is saved and the safety is improved.

The support column 3 is arranged to be a steel structure vertically fixed on the ground, the boom 4 can be driven to swing leftwards or rightwards by the boom mechanism 5, the travelling mechanism 6 is arranged on the boom 4 and can move forwards and backwards along the boom 4, when the travelling mechanism 6 moves, the upper lifting rope 8, the upper shoulder pole beam 9, the rotating mechanism 10, the lower shoulder pole beam 11 and the lower lifting rope 12 at the lower side of the travelling mechanism 6 move forwards and backwards and leftwards along with the travelling mechanism 6, the two winches 7 are sequentially arranged along the boom 4, the two winches 7 are connected with the end part of the upper shoulder pole beam 9 through the upper lifting rope 8 and synchronously receive and release the upper lifting rope 8, so that the upper shoulder pole beam 9 is always horizontal, the lower shoulder pole beam 11 is hung on the steel structure through the lower lifting rope 12, such as the two ends of a steel beam, the rotating mechanism 10 adopts a device with a self-locking function, such as a worm gear structure, when the rotating mechanism 10 does not work, the steel structure is basically free from rotating in the air, the lifting safety and stability are lifted, the two winches 7 are sequentially arranged along the boom 4, the two winches 7 are arranged at the upper side of the lifting mechanism, the lower lifting mechanism is arranged at the lower side of the lifting mechanism, the lifting mechanism 11 is arranged at the lower side of the lifting mechanism, the lifting mechanism is convenient to be aligned with the lower lifting mechanism 11, and the lower lifting structure is arranged at the lower side of the lifting structure, the lifting structure is adjusted, and the steel structure is rotated, and the steel structure is convenient to rotate, and the lower side is arranged at the lower side by the lower lifting structure is rotated, and is adjusted to the lower side, and is convenient.

As an implementation manner, the rotating mechanism 10 includes a rotating shaft 101, a base plate 102, a thrust bearing (not shown in the figure), a pressing plate 104, a gear motor 105 and a battery 106, the rotating shaft 101 is vertically and fixedly connected to the middle part of the lower shoulder pole beam 11, the base plate 102 is fixedly connected to the upper side of the middle part of the upper shoulder pole beam 9, the rotating shaft 101 penetrates through the upper shoulder pole beam 9 and is rotationally connected with the upper shoulder pole beam 9, the pressing plate 104 is coaxially and fixedly connected to the upper end of the rotating shaft 101, the base plate 102 supports the pressing plate 104 through the thrust bearing, the gear motor 105 is mounted on the upper shoulder pole beam 9 and is in transmission connection with the rotating shaft 101, and the battery 106 supplies power to the gear motor 105.

With the above arrangement, the reduction motor 105 drives the lower shoulder pole beam 11 to rotate about the axis of the rotary shaft 101.

The base plate 102 and the pressing plate 104 of the application are both in round structures, the upper shoulder pole beam 9 supports the lower shoulder pole beam 11 through the base plate 102, the thrust bearing, the pressing plate 104 and the rotating shaft 101, the base plate 102 is used for protecting the upper shoulder pole beam 9, the upper side of the upper shoulder pole beam 9 is prevented from being crushed, the thrust bearing reduces friction force between the pressing plate 104 and the base plate 102, and when the gear motor 105 drives the rotating shaft 101 to rotate, the lower shoulder pole beam 11 rotates around the axis of the rotating shaft 101 so as to adjust the angle of the steel structure.

As an implementation, the rotation mechanism 10 further includes a plurality of reinforcing ribs 107 fixedly connected between the pressing plate 104 and the rotation shaft 101.

With the above arrangement, the rigidity and strength of the platen 104 are improved.

As one implementation, the center of gravity of the rotating mechanism 10 is near the middle of the upper shoulder pole beam 9.

By the arrangement, the stability of the upper shoulder pole beam 9 is further improved.

The suspension arm 4 comprises a shaft sleeve 41, I-steel 42 and a truss 43, wherein the shaft sleeve 41 is coaxially and rotatably connected outside the support shaft 13, the I-steel 42 is horizontally and fixedly connected to the lower side of the truss 43 and fixedly connected with the shaft sleeve 41, and the travelling mechanism 6 is arranged on the I-steel 42.

Two supporting frames are fixedly connected up and down on one side of the upper end of the supporting column 3, a supporting shaft 13 is vertically and fixedly connected between the supporting frames, a truss 43 and an I-steel 42 are fixedly and rotatably connected to the supporting shaft 13 through a shaft sleeve 41, the truss 43 increases the bearing performance of the I-steel 42, and the I-steel 42 is in the prior art and comprises two horizontal wing plates which are arranged up and down, and a web plate fixedly connected between the wing plates.

As an implementation manner, the boom mechanism 5 includes a fixed gear 51, a planetary gear (not shown in the drawing) and a boom motor 52, the fixed gear 51 is fixedly connected coaxially with the support shaft 13, the planetary gear is meshed with the fixed gear 51, and the boom motor 52 is fixedly connected to the truss 43 and is connected to the planetary gear.

When the rotating arm motor 52 of the present application drives the planetary gear, the planetary gear rolls circumferentially around the fixed gear 51, and the boom 4 moves correspondingly with the planetary gear, i.e., rotates around the axis of the support shaft 13.

As one implementation manner, the travelling mechanism 6 comprises a travelling frame 61, a roller 62 and a power mechanism 63, the roller 62 is rotatably connected to the upper side of the travelling frame 61, the roller 62 is arranged on the upper side of the wing plate of the i-steel 42, the power mechanism 63 is arranged on the travelling frame 61 and is in transmission connection with the roller 62, and the winch 7 is arranged on the travelling frame 61.

The running frame 61 is used for supporting the hoist 7, the running mechanism 6 is provided with at least four rollers 62, which are arranged at the left and right sides of the web of the I-steel 42, so that the running mechanism 6 can stably move back and forth along the wing plates of the I-steel 42, and the power mechanism 63 can be driven by electric power by adopting devices such as a motor.

As one implementation, both the upper shoulder pole beam 9 and the lower shoulder pole beam 11 are square tubes.

Through the arrangement, the upper shoulder pole beam 9 and the lower shoulder pole beam 11 are light in weight on the premise of ensuring rigidity.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (8)

The axle up and down groove at two ends embeds respectively in two guide rails up and down of being made up of the groove on the attachment piece, and the tooth on the attachment piece is meshed with tooth on upper sprocket wheel, the lower sprocket. 2. A steel structure lifting device according to claim 1, characterized in that the rotating mechanism includes a rotating shaft, a pad, a thrust bearing, a pressure plate, a reduction motor and a battery, the rotating shaft is vertically fixedly connected to the middle of the lower shoulder beam, the pad is fixedly connected to the upper side of the middle of the upper shoulder beam, the rotating shaft passes through the upper shoulder beam and is rotatably connected to the upper shoulder beam, the pressure plate is coaxially fixedly connected to the upper end of the rotating shaft, the pad supports the pressure plate through the thrust bearing, the reduction motor is installed on the upper shoulder beam and is transmission-connected to the rotating shaft, and the battery supplies power to the reduction motor. 3. A steel structure hoisting device according to claim 2, characterized in that the rotating mechanism further includes a plurality of reinforcing ribs fixedly connected between the pressure plate and the rotating shaft. 4. A steel structure hoisting device according to claim 3, characterized in that the center of gravity of the rotating mechanism is close to the middle of the upper shoulder beam. 5. A steel structure lifting device according to claim 1, characterized in that a vertically extending support shaft is fixedly connected to one side of the upper end of the support column; the boom includes a sleeve, an I-beam and a truss, the sleeve is coaxially connected to the outside of the support shaft, the I-beam is horizontally fixedly connected to the lower side of the truss and fixedly connected to the sleeve, and the walking mechanism is installed on the I-beam. 6. A steel structure hoisting device according to claim 5, characterized in that the swivel arm mechanism includes a fixed gear, a planetary gear and a swivel arm motor, the fixed gear is coaxially fixedly connected to the support shaft, the planetary gear is engaged with the fixed gear, and the swivel arm motor is fixedly connected to the truss and connected to the planetary gear. 7. A steel structure lifting device according to claim 6, characterized in that the traveling mechanism includes a traveling frame, a roller and a power mechanism, the roller is rotatably connected to the upper side of the traveling frame, the roller frame is on the upper side of the wing plate of the I-beam, the power mechanism is installed on the traveling frame and is transmission-connected to the roller, and the winch is installed on the traveling frame. 8. A steel structure hoisting device according to claim 1, characterized in that the upper shoulder beam and the lower shoulder beam are both configured as square tubes.