CN118324008A

CN118324008A - Steel structure hoisting device and construction method

Info

Publication number: CN118324008A
Application number: CN202410491688.1A
Authority: CN
Inventors: 肖世亮; 秘运轩; 杨永明; 邵怀振
Original assignee: MCC Tiangong Group Tianjin Corp Ltd
Current assignee: MCC Tiangong Group Tianjin Corp Ltd
Priority date: 2024-04-23
Filing date: 2024-04-23
Publication date: 2024-07-12

Abstract

The invention provides a steel structure hoisting device and a construction method, wherein the steel structure hoisting device comprises a hoisting mechanism with a hoisting seat, an adjusting mechanism, a plurality of hoisting ropes and hoisting rings, wherein the hoisting seat bears the steel structure and is adjusted by the adjusting mechanism; the lifting mechanism can comprise a base connected with the lifting seat and a plurality of limiting parts connected with the base and arranged outside the lifting seat, the base and the lifting seat are connected with the lifting ring through a plurality of lifting ropes, and the limiting parts are provided with limiting grooves and buffer springs; the adjustment mechanism may include a telescoping push plate to quickly adjust the center of gravity of the steel structure, and may also include a fixed member that is moved by gear adjustment to fix the different sized steel structures. The invention provides a construction method of a steel structure hoisting device, wherein multiple hoisting ropes are used for multiple protection; the buffer spring relieves the downward pressing impact of the steel structure, the limiting groove limits the inclination angle of the steel structure, and the adjusting mechanism is convenient for quickly finding out the gravity center of the steel structure and can flexibly fix the steel structures with different sizes. The invention has the advantages of high construction efficiency, safe construction and high construction quality.

Description

Steel structure hoisting device and construction method

Technical Field

The invention belongs to the technical field of hoisting equipment, and particularly relates to a steel structure hoisting device and a construction method.

Background

Steel structures are structures composed of steel materials, and are one of the main types of building structures. The structure mainly comprises steel beams, steel columns, steel trusses and other components made of section steel, steel plates and the like, and rust removal and prevention processes such as silanization, pure manganese phosphating, washing, drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because the self weight is lighter, and the construction is simple, the method is widely applied to the fields of large-scale factory buildings, venues, super high-rise buildings, bridges and the like. At present, when a steel structure is constructed, a crane is usually required to be matched with hoisting equipment to hoist the steel structure, so that the construction of the steel structure is facilitated.

In the prior art, when a steel structure is hoisted, in order to ensure the stability during hoisting, a hoisting point is required to be reasonably arranged according to the gravity center of the steel structure to prevent the steel structure from being inclined integrally during hoisting, but the gravity center of the steel structure usually needs to be found manually in a modeling calculation mode, and the hoisting point is arranged according to the gravity center of the steel structure, so that the mode is complicated and a great amount of time of workers is required to be wasted, and the hoisting efficiency of the steel structure is further influenced; when a large steel structure heavy object is hoisted, the rope is excessively stressed and damaged or the hoisting process shakes, so that equipment and materials slide off or personnel are injured and the like. The method has the technical problems of poor construction safety, low construction efficiency and the like.

Disclosure of Invention

In order to solve the technical problems, the invention provides a steel structure hoisting device and a construction method, which are particularly suitable for rapid adjustment of the gravity center of a steel structure and safe and stable in hoisting process.

The technical scheme adopted by the invention is as follows: the utility model provides a steel construction hoist device, includes handling mechanism, guiding mechanism, a plurality of lifting rope and rings, and handling mechanism includes the lifting seat, and the lifting seat is connected with rings through a plurality of lifting rope, and the lifting seat is used for bearing the steel construction and through guiding mechanism in order to adjust the location of steel construction.

Further, the lifting mechanism further comprises a base and at least two limiting parts, the top of the base is rotationally connected with the bottom of the lifting seat, each limiting part comprises an arc limiting frame, at least one limiting rod and buffer springs with the same quantity as the limiting rods, the plurality of arc limiting frames are arranged at the top of the base, limiting grooves are formed in each arc limiting frame, at least one limiting rod is arranged in each limiting groove, two ends of each limiting rod are respectively connected with the top and the bottom of the inner wall of each limiting groove, the lifting seat is provided with a plurality of limiting pieces matched with the plurality of limiting rods, each limiting piece is sleeved outside the corresponding limiting rod in a sliding mode, the buffer springs are sleeved outside the limiting rods and are arranged below the limiting pieces to relieve the downward pressing impact generated when the steel structure is arranged on the lifting seat, and a plurality of lifting ropes are connected with the lifting seat and at least one of the base to be lifted.

Further, a plurality of lifting ropes are respectively connected with the lifting seat and the base, and when the steel structure is lifted, the plurality of lifting ropes are stressed simultaneously for multiple protection.

Further, guiding mechanism includes a plurality of telescopic links and a plurality of push pedal, and every push pedal is connected with at least one telescopic link, and the overhead hoist seat top has the recess in order to place the steel construction, and a plurality of mounting grooves are seted up to the lateral wall in the recess, sets up at least one telescopic link in every mounting groove in order to drive the fixed steel construction of push pedal.

Further, the adjustment mechanism further comprises a plurality of fixing parts, each fixing part comprises a fixing frame, at least one pressing rod and at least one pressing plate, the fixing frame is connected with the lifting seat, an accommodating space is formed between the opening of the bottom of the fixing frame and the top of the lifting seat so as to accommodate the steel structure and the pressing plates, the top of each pressing plate is connected with the bottom of at least one pressing rod, and each pressing rod is connected with the fixing frame in a sliding manner so as to drive the pressing plates to prop against the steel structure with different sizes.

Further, every fixed part still includes guard frame, the screw rod, regulating plate and a plurality of guide piece, guard frame is connected with the fixed frame top, in the guard frame was located in the screw rod rotation, the screw rod was prolonged length direction and the direction of motion of clamp plate parallel, regulating plate thread bush was outside the screw rod, every depression bar top all passed the fixed frame and extended to in the guard frame and be connected with the regulating plate, the regulating plate set up a plurality of guide pieces, the lateral wall in the guard frame was offered a plurality of vertical setting's guide way and is removed with restriction a plurality of guide pieces, the screw rod drives the vertical motion of regulating plate reciprocates in order to control the clamp plate through rotating.

Further, each fixed frame is in sliding connection with the lifting seat, the adjusting mechanism also comprises an adjusting part, the adjusting part comprises two screw rods and a plurality of supporting frames, the two screw rods are symmetrically arranged on two sides of the top of the lifting seat, the extension direction of each screw rod is parallel to the moving direction of the fixed frame, threaded holes are symmetrically formed in two sides of each fixed frame so as to be sleeved outside different screw rods respectively, the bottom of each supporting frame is connected with the top of the lifting seat, and each screw rod is rotationally connected with at least two supporting frames so as to adjust the positions of a plurality of fixed frames.

Further, the adjusting part also comprises a control component, the control component comprises a transmission chain, a driving wheel, two driven wheels and a driving piece, the outer wall of the driving wheel and the outer wall of the two driven wheels are meshed with the inner wall of the transmission chain, the driving wheel and the two driven wheels are arranged in a triangle, the two driven wheels are respectively in threaded sleeve connection with the outside of different screw rods, and the driving piece drives the driving wheel and the two driven wheels to carry out meshed transmission so as to drive the screw rods to rotate.

Further, the invention also provides a construction method of the steel structure hoisting device, which comprises the following steps: when the steel structure is arranged on the lifting seat and the lifting seat is inclined due to uneven stress, each limiting piece arranged on the pressing side of the lifting seat moves downwards and relieves the pressing impact through the buffer spring, and each limiting groove arranged on the upward moving side of the lifting seat limits the moving range of the corresponding limiting piece and limits the inclination angle of the lifting seat through the stretched buffer spring; when the steel structure is lifted, the lifting ropes are stressed simultaneously for multiple protection.

Further, the invention also provides a construction method of the steel structure hoisting device, which comprises the following steps: when the steel structure needs to be fixed, the driving piece drives the driving wheel and the two driven wheels to carry out meshing transmission so as to drive the two screw rods to rotate, the two screw rods rotate so as to drive the plurality of fixing frames to transversely move, and after the plurality of fixing frames move to the set position, the pressing plate is driven to vertically move by adjusting at least one pressing rod and prop against the steel structure arranged on the lifting seat.

The invention has the advantages and positive effects that: by adopting the technical scheme, the downward pressing impact of placing the steel structure can be reduced, the inclination angle of the steel structure is limited, the steel structure can be prevented from falling due to the fact that a single rope is broken by jointly stressing a plurality of lifting ropes, the gravity center of the steel structure can be quickly adjusted, and the steel structures with different sizes can be adjustably fixed; the method has the advantages of high construction efficiency, safe construction, high construction quality and the like.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present invention

FIG. 2 is a schematic cross-sectional view of an arcuate stop frame according to an embodiment of the invention

FIG. 3 is a schematic cross-sectional view of a lifting mechanism and an adjustment mechanism in one embodiment of the invention

FIG. 4 is a schematic top view of a trolley in an embodiment of the invention

FIG. 5 is a schematic cross-sectional view of the extracted trolley and securing component of FIG. 4

FIG. 6 is a schematic side view of the structure of the driving pulley, the driven pulleys and the driving chain in one embodiment of the invention

In the figure:

1. Lifting ring 2, lifting seat 3 and base

4. Limiting part 5, fixing part 6 and adjusting part

7. Power box 8, balancing weight A and lifting mechanism

B. Adjusting mechanism 11, first lifting rope 12 and second lifting rope

21. Limiting piece 221, telescopic rod 222 and push plate

223. Groove 224, mounting groove 23, electronic level

3-1, First connecting ring 4-1, second connecting ring 41 and arc limiting frame

42. Stop lever 43, buffer spring 44 and stop groove

51. Fixed frame 52, compression bar 53 and pressing plate

54. Accommodation space 55, protective frame 56, screw

57. Adjusting plate 58, guide member 59, and guide groove

510. No. two motor 61, lead screw 62, support frame

63. Drive chain 64, drive pulley 65, driven pulley

66. Driving member 661 and mounting rack

Detailed Description

The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention. In the description of the present invention, it should be understood that terms such as "mounted," "connected," "fixed," and the like are to be construed broadly and may be connected, mounted or fixed directly or indirectly, as the invention is not limited in this respect.

In the description of the present invention, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the structures or units referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout.

Embodiments of the present invention will now be described with reference to the drawings of fig. 1-6, wherein the embodiments described are merely some, but not all embodiments of the invention. In the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures may refer to the general design, so that the same embodiment and different embodiments of the present disclosure may be combined with each other without conflict.

Example 1:

as shown in fig. 1, a steel structure hoisting device comprises a hoisting mechanism a, an adjusting mechanism B, a plurality of hoisting ropes and a hoisting ring 1, wherein the hoisting mechanism a comprises a hoisting seat 2, the hoisting seat 2 is connected with the hoisting ring 1 through the plurality of hoisting ropes, and the hoisting seat 2 is used for bearing a steel structure and adjusting the positioning of the steel structure through the adjusting mechanism B.

Example 2:

As shown in fig. 1 to 2, in this embodiment, the lifting mechanism a further includes a base 3 and at least two limiting members 4, the top of the base 3 is rotationally connected with the bottom of the lifting seat 2, the manner of rotationally connecting can be realized by hinging, etc., the connection points can be respectively disposed at the central positions of the base 3 and the lifting seat 2 so as to balance the center of gravity, each limiting member 4 includes an arc-shaped limiting frame 41, at least one limiting rod 42 and buffer springs 43 equal in number to the limiting rods 42, the plurality of arc-shaped limiting frames 41 are disposed at the top of the base 3, a limiting groove 44 is disposed in each arc-shaped limiting frame 41, at least one limiting rod 42 is disposed in the limiting groove 44, two ends of each limiting rod 42 are respectively connected with the top and the bottom of the inner wall of the limiting groove 44, the lifting seat 2 is provided with a plurality of limiting members 21 matched in number and position with the plurality of limiting rods 42, each limiting member 21 is slidably sleeved outside the corresponding limiting rod 42, and the buffer springs 43 are sleeved outside the limiting rods 42 and disposed under the limiting members 21 so as to relieve the downward impact generated when the steel structure is disposed on the lifting seat 2. A plurality of lifting ropes are connected with at least one of the lifting seat 2 and the base 3 for lifting.

The top of the buffer spring 43 can be fixedly connected with the bottom of the limiting piece 21, the bottom of the buffer spring 43 is fixedly connected with the bottom of the inner cavity of the limiting groove 44, and the stability of the device during operation is enhanced. In order to facilitate the adjustment of the gravity center of the steel structure, the electronic level meter 23 can be optimally arranged on the lifting seat 2 to detect the level, so that the gravity center adjustment efficiency of the steel structure is improved.

The shapes of the base 3 and the lifting seat 2 are not limited by the invention, and the embodiment is rectangular, and the center lines of the base 3 and the lifting seat 2 are coincident so that the center of gravity is balanced. The bottom of the arc limiting frame 41 is fixedly connected with the base 3. The number and the positions of the arc-shaped limiting frame 41, the limiting groove 44, the buffer spring 43, the limiting rod 42 and the limiting piece 21 can be designed in a diversified mode according to operation requirements, and the requirements of relieving the steel structure pressing impact and limiting the inclination angle of the steel structure and the lifting seat 2 can be met. The number of the limiting pieces 21 can be two, the two limiting frames 41 are symmetrically arranged on two sides of the lifting seat 2, and the positions of the two limiting frames 41 are matched with the positions of the two limiting pieces 21; the number of the limiting pieces 21 can be four, the four limiting pieces 21 can be symmetrically arranged at the front end and the rear end of the two sides of the lifting seat 2 respectively, the number of the arc limiting frames 41 can be four, the positions of the arc limiting frames 41 are matched with the four limiting pieces 21, the number of the arc limiting frames 41 can be two, each length is not smaller than the distance between the two limiting pieces 21 on the same side as the arc limiting frames 41, and limiting rods 42 which are identical in number and matched in position with the limiting pieces 21 on the same side are arranged in each arc limiting frame 41; four limiting members 21 may be disposed on four sides of the lifting seat 2, and the number of the arc-shaped limiting frames 41 is four and the positions of the arc-shaped limiting frames are matched with the four limiting members 21.

Example 3:

As shown in fig. 1 to 2, in the present embodiment, a plurality of lifting ropes are connected to the lifting base 2 and the base 3 respectively, and when the steel structure is lifted, the plurality of lifting ropes are simultaneously stressed for multiple protection. In order to stabilize the gravity center of the steel structure lifting device and ensure stable lifting, the lifting ring 1 is designed to be positioned right above the lifting seat 2.

The number and the fixed positions of the lifting ropes can be flexibly designed according to the construction requirement, the invention is not limited, in the embodiment, eight lifting ropes are provided, four lifting ropes are provided with a first lifting rope 11 connected with the base 3, and four lifting ropes are provided with a second lifting rope 12 connected with the lifting seat 2. The base 3 equipartition sets up four go-between 3-1, and four go-between 3-1 can set up in the four corners of base 3, and the one end and the go-between 3-1 of every lifting rope 11 are connected, and the other end fixed connection is in rings 1 bottom. When the number of the arc-shaped limiting frames 41 is two, a second connecting ring 4-1 can be arranged at two ends of the top of each arc-shaped limiting frame 41 in the extending direction; when the number of the arc-shaped limiting frames 41 is plural, the part of the arc-shaped limiting frames 41 can be selected, and the second connecting rings 4-1 are arranged at the top of the arc-shaped limiting frames, so that the second connecting rings 4-1 are uniformly distributed, each second connecting ring 4-1 is connected with a second lifting rope 12, and the top of each second lifting rope 12 is also connected with the bottom of the lifting ring 11. When the steel structure is lifted, the four first lifting ropes 11 and the four second lifting ropes 12 are stressed simultaneously for multiple protection.

The invention also provides a construction method of the steel structure hoisting device, which comprises the following steps: when the steel structure is placed on the lifting seat 2 and the lifting seat 2 is inclined due to uneven stress, each limiting piece 21 arranged on the pressing side of the lifting seat 2 moves downwards and is used for buffering the pressing impact through the buffer spring 43, each limiting groove 44 arranged on the upward moving side of the lifting seat 2 limits the moving range of the corresponding limiting piece 21 and limits the inclination angle of the lifting seat 2 through the stretched buffer spring 43, and abnormal occurrence of falling and the like of the steel structure caused by overlarge inclination angle is avoided. When the steel structure drives the lifting seat 2 to incline, the steel structure can be pushed to move relative to the lifting seat 2, and the horizontal state of the lifting seat 2 is detected by the electronic level meter 23, if the electronic level meter 23 detects that the lifting seat 2 is not in the horizontal state, the steel structure is pushed to carry out gravity center adjustment, and when the electronic level meter 23 detects that the lifting seat 2 is in the horizontal state, the gravity center adjustment of the steel structure is finished, the steel structure is stopped to be pushed, and the design is convenient for quickly finding out the gravity center of the steel structure, and the construction efficiency is improved;

Because rings 1 are located the handling seat 2 directly over, when the steel construction focus adjustment back carries out the handling, can make the focus of steel construction and steel construction hoist device's focus be located same straight line, when rings 1 hang on the lifting hook of crane, a plurality of lifting ropes atress simultaneously, a plurality of lifting ropes 11 and a plurality of lifting rope 12 atress simultaneously promptly, make the hoist and mount have multiple guard action, prevent to take place because of the circumstances that the steel construction that single lifting rope breaks and the like abnormality led to falls, impaired or personnel are injured in the hoist and mount in-process.

Example 4:

As shown in fig. 1 to 3, in the present embodiment, the adjusting mechanism B is designed to include at least one telescopic rod 221 and at least one push plate 222, each push plate 222 is connected with at least one telescopic rod 221, the top of the lifting seat 2 is provided with a groove 223 for placing a steel structure, the side wall in the groove 223 is provided with a plurality of mounting grooves 224, and at least one telescopic rod 221 is arranged in each mounting groove 224 for driving the push plate 222 to adjust the steel structure. The telescopic rod 221 can be manually controlled, and also can be automatically adjusted by using the electric telescopic rod 221, and the steel structure can be conveniently pushed to move on the lifting seat 2 by matching the electric telescopic rod 221 with the push plate 222, so that the gravity center adjusting speed of the steel structure is improved, and the adjustment is more accurate.

The steel structure hoisting device can be provided with a control power supply matched with the electric telescopic rod 221, the installation position of the control power supply is not limited by the invention, and the use requirement can be met. In this embodiment, the power box 7 is installed on the base 3, the storage battery is installed inside the power box 7, and the storage battery is electrically connected with the electric telescopic rod 221, and at least one balancing weight 8 can be optimally arranged on the base 3 or the lifting seat 2, so that the steel structure lifting device is balanced by the balancing weight. The power box 7 is designed to facilitate the power supply of the equipment and the work of the equipment; the design of balancing weight 8 avoids leading to steel construction focus adjustment inconvenient because of equipment both sides weight is different.

In this embodiment, the top of the lifting seat 2 has a groove 223, a plurality of mounting grooves 224 are formed in the groove 223, and the adjusting mechanism B has a plurality of telescopic push plates 222, or the design may be performed on the basis of embodiment 1, embodiment 2 or embodiment 3, which is not limited by the present invention.

Example 5:

As shown in fig. 1 to 5, in the present embodiment, the adjusting mechanism B further includes a plurality of fixing members 5, each fixing member 5 includes a fixing frame 51, at least one pressing rod 52 and at least one pressing plate 53, the fixing frame 51 is connected with the lifting seat 2, an accommodating space 54 is formed between the bottom of the fixing frame 51 and the top of the lifting seat 2 to accommodate the steel structure and the pressing plates 53, the top of each pressing plate 53 is connected with the bottom of at least one pressing rod 52, and each pressing rod 52 is slidably connected with the fixing frame 51 to drive the pressing plate 53 to press the steel structure with different sizes.

The pressing plate 52 can be an anti-slip pressing plate in an optimal design to improve the fixing effect; the number of the fixing frames 51 may be one or more, and two in the present embodiment; the number of the pressing rods 52 in each fixing frame 51 may be one or more, and in this embodiment, two pressing rods are symmetrically arranged.

The fixing frame 51 may be fixedly connected to the lifting seat 2, or may be slidably connected to adjust a fixing position, thereby improving a fixing effect. When the steel structure is arranged below the pressing plate 53, the pressing plate 53 is driven to press the steel structure by the adjusting pressing rod 52, and the fixing is realized rapidly.

The adjusting mechanism B in this embodiment further includes a plurality of fixing members 5, and each fixing member 5 includes a fixing frame 51, at least one pressing rod 52 and at least one pressing plate 53, which may be designed on any basis of embodiment 1, embodiment 2, embodiment 3 or embodiment 4, and the present invention is not limited thereto.

Example 6:

As shown in fig. 1 to 5, in the present embodiment, compared with embodiment 5, each fixing member 5 further includes a protection frame 55, a screw rod 56, an adjusting plate 57 and a plurality of guiding members 58, the protection frame 55 is connected with the top of the fixing frame 51, the screw rod 56 is rotatably disposed in the protection frame 55, the extending direction of the screw rod 56 is parallel to the moving direction of the pressing plate 53, the adjusting plate 57 is screwed outside the screw rod 56, the top of each pressing rod 52 passes through the fixing frame 51 and extends into the protection frame 55 to be connected with the adjusting plate 57, the adjusting plate 57 is provided with a plurality of guiding members 58, the side wall in the protection frame 55 is provided with a plurality of guiding grooves 59, the guiding grooves 59 are vertically disposed to limit the plurality of guiding members 58 to move, and the screw rod 56 drives the adjusting plate 57 to move up and down by rotation to control the vertical movement of the pressing plate 53.

The screw 56 can be manually controlled to rotate, the design of the embodiment is automatic control, a second motor 510 is fixedly arranged at the top of the inner cavity of the protective frame 55, the output end of the second motor 510 is fixedly connected with the screw 56, and the bottom of the screw 56 is rotatably connected in the fixed frame 51.

The number of the guide grooves 59 and the guide members 58 can be one or more, in this embodiment, two guide members are symmetrically arranged at two sides of the adjusting plate 57, the outer wall of the guide member 58 is slidably connected in the guide grooves 59, and the design makes the movement of the adjusting plate 57 smoother.

The adjusting plate 57 is driven to move up and down by the cooperation of the screw rod 56, the plurality of guide members 58 and the plurality of guide grooves 59, so that the pressing plate 53 is tightly abutted against steel structures of different sizes.

The driving control mode of the second motor 510 is not limited in the present invention, and is a prior art, and can meet the use requirement.

Example 7:

as shown in fig. 1 to 5, in the present embodiment, each fixing frame 51 is slidably connected with the lifting seat 2 to adjust the fixing position, the adjusting mechanism B also includes an adjusting member 6, the adjusting member 6 includes two screw rods 61 and a plurality of supporting frames 62, the two screw rods 61 are symmetrically disposed on two sides of the top of the lifting seat 2, the extending direction of each screw rod 61 is parallel to the moving direction of each fixing frame 51, screw holes are symmetrically disposed on two sides of each fixing frame 51 to be respectively sleeved outside the different screw rods 61, the bottom of each supporting frame 62 is connected with the top of the lifting seat 2, and each screw rod 61 is rotatably connected with at least two supporting frames 62 to adjust the positions of the plurality of fixing frames 51.

The fixed frame 51 can overlap joint in handling seat 2 both sides, and lead screw 61 can be designed to be two-way lead screw, and support frame 62 quantity and position can be set for according to the regulation demand, and in this embodiment, every lead screw 61 both ends respectively with a support frame 62 rotation be connected, unified a plurality of fixed frame 51 positions of adjusting through two lead screws 61 improves steel construction fixed efficiency.

Example 8:

As shown in fig. 1 to 6, compared with embodiment 7, the adjusting part 6 further comprises a control component, the control component is arranged at any side of the extending direction of the screw rod 61, the control component comprises a transmission chain 63, a driving wheel 64, two driven wheels 65 and a driving piece 66, the outer wall of the driving wheel 64 and the outer wall of the two driven wheels 65 are all meshed with the inner wall of the transmission chain 63, the driving wheel 64 and the two driven wheels 65 are arranged in a triangle, the two driven wheels 65 are respectively sheathed outside different screw rods 61 in a threaded manner, and the driving piece 66 drives the driving wheel 64 and the two driven wheels 65 to carry out meshed transmission so as to drive the screw rod 61 to rotate.

The driving member 66 may be manually controlled, and in this embodiment, the driving member 66 includes a first motor, the top of the lifting seat 2 is fixedly connected with a mounting frame 661, the mounting frame 661 is fixedly connected with the first motor, and the output end of the first motor is fixedly connected with the driving wheel 64 for driving.

The invention also provides a construction method of the steel structure hoisting device, which comprises the following steps: when the steel structure needs to be fixed, the driving piece 66 drives the driving wheel 64 and the two driven wheels 65 to carry out meshing transmission so as to drive the two screw rods 61 to rotate, the two screw rods 61 rotate so as to drive the plurality of fixing frames 51 to transversely move, and after the plurality of fixing frames 51 move to the set position, the pressing plate 53 is driven to vertically move and abut against the steel structure arranged on the lifting seat 2 by adjusting at least one pressing rod 52.

The driving piece 66, the driving wheel 64, the driven wheel 65 and the transmission chain 63 are matched, so that the two screw rods 61 are conveniently driven to rotate, the screw rods 61 are supported by the supporting frame 62, and the fixed frame 51 can be driven to move while the screw rods rotate.

When the steel structure lifting device has the design structure of each embodiment, the power box 7 can be installed on the base 3 or the lifting seat 2, the storage battery is installed in the power box 7, and the storage battery is electrically connected with the electronic level 23, the second motor 510, the electric telescopic rod 221 and the driving piece 66 comprising the first motor respectively, and at least one balancing weight 8 can be optimally arranged on the base 3 or the lifting seat 2, so that the steel structure lifting device is balanced by the balancing weight. The battery design is convenient for equipment power supply and equipment work; the design of balancing weight 8 avoids leading to steel construction focus adjustment inconvenient because of equipment both sides weight is different. The specific working process is as follows:

When the crane is used, a steel structure is placed in the groove 223 of the crane seat 2, if the left end is heavier than the right end, the crane seat 2 drives the left limiting piece 21 to slide downwards in the left arc limiting frame 41 and outside the left limiting rod 42, the left buffer spring 43 is pressed down, the elasticity of the left buffer spring 43 is utilized to slow down the impact of the left limiting piece 21 when the left limiting piece 21 is pressed down, meanwhile, the crane seat 2 drives the right limiting piece 21 to slide upwards in the right arc limiting frame 41 and outside the right limiting rod 42, the buffer spring 43 in the right arc limiting frame 41 is stretched, at the moment, the crane seat 2 is in a leftward and downward inclined state, the inclined angle of the crane seat 2 is limited through the cooperation of the limiting piece 21, the arc limiting frame 41 and the limiting rod 42 and the buffer spring 43, then the two sides of the crane seat 2 are driven to move through the two sides of a plurality of electric telescopic rods 221, the left side of the crane seat 2 is lifted up and the right side of the crane seat 2 is lowered, the crane seat 2 is detected by the electronic level meter 23, and when the electronic level meter 23 detects that the crane seat 2 is stopped in a horizontal state and the electric telescopic rod 221 is stopped; when the right end of the steel structure is heavier than the left end, the lifting frame can incline downwards and rightwards, and a plurality of electric telescopic rods 221 on two sides are adopted to drive a plurality of push plates 222 on two sides, so that the push plates push the steel structure to move leftwards, the gravity center of the steel structure is quickly adjusted during lifting, and the efficiency of lifting the steel structure is improved.

Through the driving piece 66, which comprises a motor I, the output end of the motor I drives the driving wheel 64 to rotate, and the driving wheel 64 drives the two driven wheels 65 and the two screw rods 61 to rotate through the transmission chain 63, so that at least one fixed frame 51 is driven to move at the top of the lifting seat 2, and the corresponding pressing plate 53 is moved to the upper part of the steel structure setting position. The screw rod 56 is driven to rotate by the second motor 510, and the screw rod 56 is matched with the adjusting plate 57, the compression bar 52, the compression plate 53 and the guide piece 58 to extrude the steel structure, so that the stability of the steel structure during lifting is ensured.

Finally, the lifting ring 1 is connected with a lifting hook of a crane, and multiple protection is carried out by adopting a plurality of first lifting ropes 11, a plurality of second lifting ropes 12, a plurality of first connecting rings 3-1 connected with the base 3 and a plurality of second connecting rings 4-1 connected with the arc-shaped limiting frame 41 to be matched with the lifting ring 1, so that the conditions of falling, damage or personal injury and the like of equipment and a steel structure caused by breakage under the conditions of abrasion, corrosion, deformation, wire breakage and the like of a single lifting rope are avoided.

The foregoing describes the embodiments of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims

1. The utility model provides a steel construction hoist device, includes handling mechanism, guiding mechanism, a plurality of lifting rope and rings, its characterized in that: the lifting mechanism comprises lifting seats, the lifting seats are connected with the lifting rings through a plurality of lifting ropes, and the lifting seats are used for bearing the steel structure and adjusting the positioning of the steel structure through the adjusting mechanism.

2. The steel structure lifting device according to claim 1, wherein: the lifting mechanism further comprises a base and at least two limiting parts, the top of the base is rotationally connected with the bottom of the lifting seat, each limiting part comprises an arc limiting frame, at least one limiting rod and buffer springs with the same quantity as the limiting rods, the arc limiting frames are arranged on the top of the base, limiting grooves are formed in the arc limiting frames, at least one limiting rod is arranged in each limiting groove, two ends of each limiting rod are respectively connected with the top and the bottom of the inner wall of each limiting groove, the lifting seat is provided with a plurality of limiting parts matched with the limiting rods, each limiting part is sleeved outside the corresponding limiting rods in a sliding mode, the buffer springs are sleeved outside the limiting rods and are arranged below the limiting parts to relieve downward pressing impact generated when the lifting seat is arranged on the steel structure, and the lifting ropes are connected with the lifting seat and at least one of the base.

3. The steel structure lifting device according to claim 2, wherein: and the lifting ropes are respectively connected with the lifting seat and the base, and when the steel structure is lifted, the lifting ropes are stressed simultaneously for multiple protection.

4. The steel structure lifting device according to claim 1, wherein: the adjusting mechanism comprises a plurality of telescopic rods and a plurality of pushing plates, each pushing plate is connected with at least one telescopic rod, the top of the lifting seat is provided with a groove for placing the steel structure, the side wall in the groove is provided with a plurality of mounting grooves, and at least one telescopic rod is arranged in each mounting groove for driving the pushing plates to adjust the steel structure.

5. The steel structure lifting device according to any one of claims 1 to 4, wherein: the adjusting mechanism further comprises a plurality of fixing parts, each fixing part comprises a fixing frame, at least one pressing rod and at least one pressing plate, the fixing frame is connected with the lifting seat, an accommodating space is formed between the opening at the bottom of the fixing frame and the top of the lifting seat so as to accommodate the steel structure and the pressing plates, the top of each pressing plate is connected with the bottom of at least one pressing rod, and each pressing rod is connected with the fixing frame in a sliding mode so as to drive the pressing plates to resist against the steel structure in different sizes.

6. The steel structure lifting device according to claim 5, wherein: every fixed part still includes guard frame, screw rod, regulating plate and a plurality of guide, the guard frame with the fixed frame top is connected, the screw rod rotates to be located in the guard frame, the screw rod extension degree direction with the direction of motion of clamp plate is parallel, regulating plate thread bush in outside the screw rod, every the depression bar top all passes the fixed frame and extend to in the guard frame with the regulating plate is connected, the regulating plate sets up a plurality of guide, a plurality of vertical guide grooves of setting are seted up to lateral wall in the guard frame in order to restrict a plurality of guide removal, the screw rod drives through rotating the regulating plate reciprocates in order to control the vertical motion of clamp plate.

7. The steel structure lifting device according to claim 5, wherein: every fixed frame all with handling seat sliding connection, adjustment mechanism also includes adjusting part, adjusting part includes two lead screws and a plurality of support frame, two the lead screw symmetry is located the both sides at handling seat top, every lead screw prolong length direction with fixed frame removal direction is parallel, every fixed frame bilateral symmetry set up the screw hole in order to overlap respectively outside the different the lead screw, every the support frame bottom all with handling seat top is connected, every the lead screw with at least two the support frame rotates to be connected in order to adjust a plurality of fixed frame positions.

8. The steel structure lifting device of claim 7, wherein: the adjusting part further comprises a control assembly, the control assembly comprises a transmission chain, a driving wheel, two driven wheels and a driving piece, the outer wall of the driving wheel and the outer wall of the driven wheels are meshed with the inner wall of the transmission chain, the driving wheel and the driven wheels are arranged in a triangular mode, the driven wheels are respectively in threaded connection with different screw rods, and the driving piece drives the driving wheel and the driven wheels to carry out meshed transmission so as to drive the screw rods to rotate.

9. A construction method of a steel structure hoisting device, comprising the steel structure hoisting device of claim 3, characterized in that: the method comprises the following using steps:

When the steel structure is arranged on the lifting seat and the lifting seat is inclined due to uneven stress, each limiting piece arranged on the pressing side of the lifting seat moves downwards and is used for relieving the pressing impact through the buffer spring, and each limiting groove arranged on the upward moving side of the lifting seat is used for limiting the moving range of the corresponding limiting piece and limiting the inclination angle of the lifting seat through the stretched buffer spring;

When the steel structure is lifted, a plurality of lifting ropes are stressed simultaneously for multiple protection.

10. A construction method of a steel structure hoisting device, comprising the steel structure hoisting device of claim 8, characterized in that: the method comprises the following using steps:

When the steel structure is required to be fixed, the driving piece drives the driving wheel and the two driven wheels to carry out meshing transmission so as to drive the two screw rods to rotate, the two screw rods rotate so as to drive the plurality of fixing frames to transversely move, and after the plurality of fixing frames move to the set position, at least one compression bar is regulated so as to drive the pressing plate to vertically move and abut against the steel structure of the lifting seat.