TWI701211B - Hanging device - Google Patents

Abstract

A hanging device, which mainly consists of an arc track, at least one sliding block, a sleeve, a rotating column, a horizontal support frame, an oblique support frame, a main boom, a first steel rope and a flexible The tension counterweight mechanism is composed of the main boom with a slider to move along an arc-shaped track and the design of the sleeve and the rotating column, and cooperate with the drive of the hoist and the driving unit, so that the present invention can be used in a low-cost manner Carry out hanging operations.

Description

Hanging device

The present invention relates to a hanging device, in particular to a hanging device with low cost.

At present, the platforms that can be used for offshore suspending operations on the market adopt a rotating boom that can rotate 360 degrees for suspending operations, and this kind of boom is composed of a hook, a support column, and a rotating mechanism. It is constructed to lift heavy objects through the hook and cooperate with the driving of the rotating mechanism, so that the heavy objects can be hung at sea. However, this type of boom only relies on a single support column to load the weight, and the support column can lift the load. Therefore, it is necessary to increase its volume to strengthen the structure. Relatively, the rotating mechanism is capable of carrying a large weight and at the same time matching the volume of the support column. Therefore, it also needs a huge volume to support the support column, and the rotating mechanism can push the support column to rotate. Therefore, the design of the rotating mechanism is not only complicated in structure, but also requires multiple driving units to rotate the support column, which makes the overall cost of this type of boom high, which in turn increases the cost of offshore hanging operations.

In view of this, how to solve the above-mentioned problems is the primary problem to be solved by the present invention.

The main purpose of the present invention is to provide a suspending device that allows the main boom to move laterally along an arc-shaped track through the gears and gear rows of the drive unit, and cooperates with the hoist to wind up the first steel rope, so that the main boom is up The design that can hang heavy objects and vertically lift, and allows the hanging device to not only load but also For hanging heavy objects with heavy weight, the simple structure design can effectively reduce the overall cost and reduce the cost of hanging.

In order to achieve the foregoing objective, the present invention provides a hanging device, comprising: an arc-shaped track arranged on a base surface, and on the base surface a center position relative to the arc-shaped track; at least one slider , Arranged on the arc-shaped track and movable along the arc-shaped track; a sleeve arranged on the center of the base surface; a rotating column assembled in the sleeve and pivotable along the sleeve Turn, the upper end of the rotating column has a first pulley set; a horizontal support frame, one end of which is arranged on the sliding block, and the other end is arranged on the rotating column; an oblique support frame, one end of which is arranged on the sliding block And the other end is set on the rotating column; a main boom, one end of which is pivoted on the sliding block, and the other end is set with a second pulley block; a first steel rope is passed around the main crane On the second pulley block of the arm and the first pulley block of the rotating column, the first steel rope can be pulled by a hoisting mechanism to control the lifting and lowering of a hook located on the first steel rope; a flexible tension counterweight mechanism , Including an upper fixing seat located in the rotating column and a fixing seat located below the bottom end of the sleeve, and at least one second steel rope is assembled with the upper fixing seat and the lower fixing seat at its two ends.

Preferably, the slider has a drive unit with gears, and the arc-shaped track has an arc-shaped tooth row, and the slider can rotate along the arc through the gears of the drive unit and the arc-shaped tooth row. The tooth row moves.

Preferably, a plurality of rollers are respectively arranged on the arc-shaped track, and each of the rollers is in the shape of a cone that gradually expands away from the center of the circle.

Preferably, the arc-shaped track has an anti-drop groove, the slider is extended on a side away from the center of the circle to form a hook portion, and the hook portion is hooked with the anti-drop groove to prevent the slider from being The curved track slipped off.

Preferably, the upper fixing seat has a first axis, and at least one upper assembly connection portion is formed on the outer edge of the first axis, and the lower fixing seat has a second axis and is positioned on the first axis. The outer edge of the two shaft centers is formed with at least one lower assembling part vertically corresponding to the upper assembling part up and down, and two ends of the second steel rope are respectively assembled with the upper assembling part and the lower assembling part, And when the rotating column rotates along the sleeve, the upper assembling part rotates with the rotating column relative to the lower assembling part, so that the second steel rope is inclined.

Preferably, the arc-shaped track defines a first position at the center position of the arc length, and a second position is respectively defined at both ends of the arc-shaped track; the second steel rope has a predetermined length, and the predetermined length When the slider moves along the arc-shaped track to the second position, and the upper assembly portion rotates with the rotating column relative to the lower assembly portion, the distance between the lower assembly portion and the upper assembly portion The shortest distance.

Preferably, the rotating column can slide up and down along the sleeve; when the main boom is moved to the first position by the sliding block, the rotating column is pulled along the sleeve by the weight of the main boom When sliding upward, the rotating column limits the sliding distance through the second steel rope.

It is not difficult to gain an in-depth understanding of the above-mentioned objects and advantages of the present invention from the detailed description of the selected embodiments and the accompanying drawings.

1: Curved track

11: Slider

12: roller

13: sleeve

131: Lower fixed seat

132: second axis

133: Lower group connection part

14: rotating column

141: Upper fixed seat

142: First Axis

143: Upper group connection part

151: diagonal support frame

152: Horizontal support frame

21: The first pulley block

22: Main boom

23: The second pulley block

24: The first steel rope

25: winch mechanism

26: hook

27: The second steel rope

31: drive unit

32: curved tooth row

33: Anti-drop groove

34: Hook

91: Center position

92: Connector

A: First position

B: second position

Figure 1 is a schematic diagram of the three-dimensional structure of the present invention.

Figure 2 is a schematic diagram of part of the structure of the present invention to show the structure above the upper deck.

Figure 3 is a partial enlarged schematic view of the present invention, used to show the assembly relationship between the rotating column and the sleeve.

Figure 4 is a partial cross-sectional schematic diagram of the present invention, which is used to show the assembling relationship of the roller, the sliding block and the curved track.

Figure 5 is a schematic top view of the present invention.

Figures 6 and 7 are partial cross-sectional schematic diagrams of the present invention to show the structure of the flexible tension counterweight mechanism.

Figures 8 and 9 are partial enlarged schematic diagrams of the present invention, which are used to show the assembly relationship of the drive unit, the arc-shaped track, the hook part, and the anti-drop groove.

Please refer to Figures 1-9. The figures shown in the figures are the preferred embodiments of the present invention. This is for illustrative purposes only, and is not limited by the embodiments in the patent application.

As shown in Figures 1 to 4, a hanging device is provided for the present invention, which is mainly composed of an arc-shaped track 1, at least one sliding block 11, a sleeve 13, a rotating column 14, a horizontal support frame 152, and a The oblique support frame 151, a main boom 22, a first steel rope 24 and a flexible tension counterweight mechanism are formed, wherein: the arc-shaped track 1 is arranged on a base surface, and has a Relative to the center position 91 of the arc track 1, the slider 11 is arranged on the arc track 1, and the slider 11 can move along the arc track 1. And in this embodiment, a plurality of rollers 12 are respectively provided on the arc-shaped track 1, and each roller 12 is respectively connected by a connector 92, so that when the slider 11 moves along the arc-shaped track 1 , Each of the rollers 12 will move along the arc-shaped track 1 with the slider 11, so that the slider 11 can move smoothly along the arc-shaped track 1; each of the rollers 12 gradually expands away from the center position 91 It has a conical shape, and two sliding blocks 11 are arranged on the roller 12 on the arc-shaped track 1.

The sleeve 13 is arranged on the center position 91 of the base surface; the rotating column 14 is hollow and assembled in the sleeve 13 and can pivot along the sleeve 13, and the upper end of the sleeve 13 has A first pulley Set 21; the horizontal support frame 152 is set on the slider 11 with one end, and the other end is set on the rotating column 14; the diagonal support frame 151 is set on the slider 11 with one end, and the other One end is set on the rotating column 14; in this embodiment, both ends of the diagonal support frame 151 and the horizontal support frame 152 are pivotally mounted on the slider 11 and the rotating column 14, respectively, In addition, the oblique support frame 151 and the horizontal support frame 152 can swing with the slider 11 with the rotating column 14 as an axis.

The main boom 22 is pivoted on the sliding block 11 at one end, and a second pulley block 23 is set at the other end. The first steel rope 24 is wound around the second pulley block of the main boom 22 with one end 23 and the first pulley group 21 of the rotating column 14 are assembled with a hoisting mechanism 25, and the other end is assembled with a hook 26, whereby the hoisting mechanism 25 can be controlled by pulling the first steel rope 24 The hook 26 is raised and lowered. In this embodiment, the main boom 22 straddles the two sliding blocks, and a second pulley block 23 is respectively provided on the main boom; a plane is provided on the horizontal support frame 152, and is arranged on the plane There is the hoisting mechanism 25.

In addition, as shown in Figures 5 to 7. The flexible tension counterweight mechanism includes a fixing seat 141 located above the rotating column 14 and a fixing seat 131 located below the bottom end of the sleeve 13, and at least one second steel rope 27 is connected to the The upper fixing seat 141 and the lower fixing seat 131 are assembled; wherein, the upper fixing seat 141 has a first axis 142, and an upper assembly connecting portion 143 is formed on the outer edge of the first axis 142, and the lower The fixing seat 131 has a second axis 132, and a lower assembly portion 133 is formed on the outer edge of the second axis 132 and vertically corresponding to the upper assembly portion. The two ends of the second steel rope 27 are parallel to each other. The upper assembling part 143 and the lower assembling part 133 are respectively assembled, and when the rotating column 14 rotates along the sleeve 13, the upper assembling part 143 is relative to the lower assembling part 133 along with the rotating column 14 Rotates, so that the second steel rope 27 is skewed; and in this embodiment, the first axis 142 has two upper assembly portions 143, and the second axis 132 has two lower assembly portions 133 The two upper assembling parts 143 and the two lower assembling parts 133 are vertically arranged vertically, and two second steel cords 27 respectively pass through each of the upper assembling parts 143 and each of the lower assembling parts 133.

In addition, the arc-shaped track 1 defines a first position A at the center of the arc length, and a second position B is defined at both ends of the arc-shaped track 1; the second steel rope 27 has a predetermined Length, which is equivalent to the distance between the lower assembly portion 133 and the upper assembly portion 143 when the slider 11 is at the first position A, so as to ensure that when the slider 11 is along the arc track 1 When moving to the second position B, the rotating column 14 is not limited by the length of the second steel rope 27, so that the rotating column 14 cannot be rotated to an angle corresponding to the second position B.

Further, the rotating column 14 can move up and down along the sleeve 13; when the main boom 22 is moved to the first position A by the slider 11, the rotating column 14 is subjected to the weight of the main boom 22 When pulling and sliding upward along the sleeve 13, the second steel rope 27 limits the sliding distance of the rotating column 14, thereby preventing the rotating column 14 from being separated from the sleeve 13.

In addition, as shown in Figures 8 and 9, the slider 11 has a drive unit 31 with gears, and the arc-shaped track 1 has an arc-shaped tooth row 32. The slider 11 passes through the gears of the drive unit 31 and The arc-shaped tooth row 32 meshes and rotates, so that the slider 11 can move along the arc-shaped tooth row 32. In this embodiment, two driving units 31 are respectively provided on the slider 11.

In addition, the arc-shaped track 1 is provided with an anti-drop groove 33. The slider 11 extends on a side away from the center position 91 to form a hook portion 34 which is hooked with the anti-drop groove 33. This prevents the sliding block 11 from slipping off the arc-shaped track 1.

In actual use of the present invention composed of the above structure, the personnel can first hang a heavy object on the main boom 22 with its hook 26, and wind the first steel rope 24 through the hoist, thereby vertically Raise, and then through the cooperation of the drive unit 31 on the slider 11 and the gear row, the slider 11 is moved along the arc-shaped track 1, and the main boom 22 is moved laterally to above a designated position, and then the The hoist winds up its first steel rope 24, so that the heavy object is vertically lowered to a designated position to complete the hanging operation.

From the above description, it is not difficult to find that the present invention has the following advantages:

1. The present invention is different from the conventional offshore hanging work platform which adopts a design driven by a rotating mechanism to move and hang heavy objects, while the present invention uses the main boom 22 to move along an arc-shaped track 1 with a slider 11 and a sleeve 13 The design of the rotating column 14 and the driving of the hoist and the driving unit 31 are used to prevent the present invention from Only the main boom 22 can load and hang heavy heavy objects at the same time, and the main boom 22 can also drive the heavy objects to pivotally move horizontally and vertically to complete the hanging operation. In addition, the simple overall structure design can effectively reduce the cost and greatly reduce the cost of offshore suspension.

However, the disclosure of the above embodiments is only used to illustrate the present invention, not to limit the present invention, so any replacement of equivalent elements should still belong to the scope of the present invention.

In summary, when people who are familiar with this technique can understand that this invention can clearly achieve the aforementioned purpose, it has actually complied with the provisions of the Patent Law, so they filed an application according to the law.

1: Curved track

11: Slider

13: sleeve

14: rotating column

151: diagonal support frame

152: Horizontal support frame

21: The first pulley block

22: Main boom

23: The second pulley block

24: The first steel rope

25: winch mechanism

26: hook

32: curved tooth row

33: Anti-drop groove

34: Hook

91: Center position

Claims (6)

A hanging device includes: an arc-shaped track arranged on a base surface with a center position relative to the arc-shaped track on the base surface; at least one sliding block arranged on the arc-shaped track, It can move along the arc-shaped track; a sleeve is arranged on the center of the base surface; a rotating column is assembled in the sleeve and can move up and down along the sleeve, and can be relative to the sleeve Pivotally, the upper end of the rotating column has a first pulley set; a horizontal support frame, one end of which is set on the sliding block, and the other end is set on the rotating column; an oblique support frame, one end of which is set on the sliding block Block, and the other end is set on the rotating column; a main boom, one end of which is pivoted on the sliding block, and the other end is set with a second pulley block; a first steel rope is passed around the main On the second pulley block of the boom and the first pulley block of the rotating column, the first steel rope can be pulled by a hoisting mechanism to control the lifting and lowering of a hook located on the first steel rope; a flexible tension counterweight The mechanism includes a fixing seat located above the rotating column and a fixing seat located below the bottom end of the sleeve, wherein the upper fixing seat has a first axis and is formed on the outer edge of the first axis At least one upper assembly portion, and the lower fixing seat has a second axis, and at least one and the upper part are formed on the outer edge of the second axis The assembling part vertically corresponds to the lower assembling part up and down, and there is at least one second steel cord connecting the upper assembling part and the lower assembling part with its two ends. The hanging device of claim 1, wherein the slider has a driving unit with gears, and the arc-shaped track has an arc-shaped gear row, and the slider passes through the gears of the driving unit and the arc-shaped teeth The row meshes and rotates, and can move along the arc-shaped tooth row. The hanging device according to claim 1, wherein a plurality of rollers are respectively arranged on the arc-shaped track, and each of the rollers is in a conical shape that gradually expands away from the center of the circle. The hanging device according to claim 1, wherein the arc-shaped track has an anti-drop groove, the sliding block extends on a side away from the center of the circle to form a hook portion, and the hook portion is mutually connected with the anti-drop groove The hook is locked to prevent the sliding block from slipping off the arc track. The hanging device according to claim 1, wherein when the main boom moves on the arc-shaped track with the sliding block, the rotating column is pulled by the weight of the main boom and faces upward along the sleeve When sliding, the second steel rope restricts the sliding distance of the rotating column. The hanging device according to claim 3, wherein two sliding blocks are arranged on the roller on the curved track, and the main boom is straddling the two sliding blocks.

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