Lifting platform of self-elevating crane

Abstract

The utility model discloses a self-elevating crane lifting platform which comprises a working platform, lifting devices are arranged on the working platform, pile legs are arranged on the lower surface of the working platform, the lifting devices are distributed at the four corners of the working platform, and the pile legs are also distributed at the four corners of the working platform. The working platform ascends and descends on the pile legs through the lifting devices, a base is arranged at the ends, away from the lifting devices, of the pile legs, supporting pieces are arranged below the base, traction cables are arranged at the four corners of the working platform, one ends of the traction cables are connected with the corners of the working platform, and the other ends of the traction cables are connected with the ground. The problem that an existing crane of a building unit is insufficient in lifting height is solved, the platform can be driven by the lifting device to ascend and descend, different lifting height requirements are met, one end of the traction cable is connected with the platform, the other end of the traction cable is connected with a fixed point on the ground, operation safety is guaranteed, and configuration can be carried out according to needs.

Description

Technical Field

[0001] The utility model relates to a self-elevating crane lifting platform, belonging to the technical field of offshore wind lifting platform electricity. Background Art

[0002] With the development of offshore wind power industry, the development of deep sea areas is imminent. The main problem brought by deep sea is the increase in the height of wind turbine foundation. Taking the foundation of jacket wind turbine as an example, the overall height of jacket is generally within 80m at present, but the height of jacket foundation in deep sea is often more than 100m or even higher, and the weight of the structure will increase accordingly. This leads to the current crane equipment related to the vertical construction of jacket cannot meet the requirements. The replacement of cranes will inevitably cause a substantial increase in the cost of production enterprises, and the elimination of existing cranes is also a considerable waste. Utility Model Content

[0003] The purpose of the utility model is to provide a self-elevating crane lifting platform to solve the problem of insufficient lifting height of existing cranes in construction units. The platform can be raised and lowered under the drive of the lifting device to meet different lifting height requirements. The bottom is equipped with a dragging device to realize the movement of the lifting platform to any position.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions: a self-elevating crane lifting platform, including a working platform, a lifting device is arranged on the top of the working platform, pile legs are arranged under the working platform, the lifting devices are distributed at the four corners of the working platform, the pile legs are also distributed at the four corners of the working platform, the working platform is lifted and lowered on the pile legs through the lifting device, a base is arranged at the end of the pile legs away from the lifting device, a support is arranged under the base, and pulling cables are arranged at the four corners of the working platform, one end of the pulling cable is connected to the corner of the working platform, and the other end of the pulling cable is connected to the ground; to solve the problem of insufficient lifting height of the existing crane of the construction unit, the platform can be lifted and lowered under the drive of the lifting device to meet different lifting height requirements, one end of the pulling cable is connected to the platform, and the other end is connected to a fixed point on the ground to ensure the safety of the operation, and can be configured as needed.

[0005] The aforementioned self-elevating crane lifting platform has a truss elevator arranged on one side of the working platform, and the bottom of the truss elevator is connected to the base; when the platform is raised or lowered, the truss elevator can reach the working platform through different exits, meeting the needs of personnel going up and down.

[0006] The aforementioned self-elevating crane lifting platform has a guide device on one side of the working platform, the truss elevator is placed inside the guide device, and a gap is provided between the outer surface of the truss elevator and the inner surface of the guide device; the guide device is arranged on the platform to limit its horizontal movement, which can play a role of horizontal support and will not interfere with the truss elevator when the platform is raised or lowered.

[0007] The aforementioned self-elevating crane lifting platform, the truss elevator includes a four-leg truss and an elevator, the elevator is placed inside the four-leg truss; the truss elevator can reach the working platform through different exits.

[0008] The aforementioned self-elevating crane lifting platform, the lower surface of the base and the support form a gate-shaped structure, a towing device is arranged in the gate-shaped structure, and the support is provided with at least four groups; the towing device realizes the movement of the lifting platform to any position.

[0009] The aforementioned self-elevating crane lifting platform has four pile legs, and support beams are provided between each of the four pile legs to improve the overall strength of the pile legs, which can be configured as needed.

[0010] The aforementioned self-elevating crane lifting platform also has a support beam arranged between the two diagonal pile legs.

[0011] The aforementioned self-elevating crane lifting platform, wherein the support beam includes a horizontal beam and / or an inclined beam, and the support beam is arranged at the middle and lower part of the pile leg; the inclined beam and the horizontal beam can form a stable triangular structure to improve the overall strength of the pile leg.

[0012] Compared with the prior art, the utility model solves the problem of insufficient lifting height of existing cranes of construction units. The platform can be raised and lowered under the drive of the lifting device to meet different lifting height requirements. The bottom is equipped with a towing device, which can realize the movement of the lifting platform to any position, and the towing device can be an SPMT / axis vehicle, which many construction units already have, or rent it for a short period of time, and can realize the shifting function very conveniently and at low cost. The utility model also specially designs a truss elevator, which can realize the up and down of personnel at different heights, which is convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a right view of the utility model;

[0015] Figure 3 yes Figure 1 Sectional view of AA in the middle;

[0016] Figure 4 yes Figure 1 Cross-sectional view of BB.

[0017] Figure numerals: 1-working platform, 2-lifting device, 3-pile legs, 4-base, 5-support member, 6-pulling cable, 7-truss elevator, 8-guide device, 9-towing equipment, 10-support beam.

[0018] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods. DETAILED DESCRIPTION

[0019] Embodiment 1 of the utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, and pile legs 3 are arranged below the working platform 1. The lifting device 2 is distributed at the four corners of the working platform 1, and the pile legs 3 are also distributed at the four corners of the working platform 1. The working platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the working platform 1, one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground.

[0020] Embodiment 2 of the present utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, and pile legs 3 are arranged below the working platform 1. The lifting device 2 is distributed at the four corners of the working platform 1, and the pile legs 3 are also distributed at the four corners of the working platform 1. The working platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the working platform 1, one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4.

[0021] Embodiment 3 of the present utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, and pile legs 3 are arranged below the working platform 1. The lifting device 2 is distributed at the four corners of the working platform 1, and the pile legs 3 are also distributed at the four corners of the working platform 1. The working platform 1 performs lifting and lowering movements on the pile legs 3 through the lifting device 2. A base 4 is arranged at the end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the working platform 1, one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4; a guide device 8 is arranged on one side of the working platform 1, and the truss elevator 7 is internally sleeved in the guide device 8, and a gap is arranged between the outer surface of the truss elevator 7 and the inner surface of the guide device 8.

[0022] Embodiment 4 of the present utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, and pile legs 3 are arranged below the working platform 1. The lifting device 2 is distributed at the four corners of the working platform 1, and the pile legs 3 are also distributed at the four corners of the working platform 1. The working platform 1 performs lifting and lowering movements on the pile legs 3 through the lifting device 2, and a base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the working platform 1, one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4; a guide device 8 is arranged on one side of the working platform 1, and the truss elevator 7 is internally sleeved in the guide device 8, and a gap is arranged between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 comprises a four-leg truss and an elevator, and the elevator is internally sleeved in the four-leg truss.

[0023] Embodiment 5 of the present utility model: A self-elevating crane lifting platform comprises a work platform 1, a lifting device 2 is arranged on the top of the work platform 1, and pile legs 3 are arranged below the work platform 1. The lifting device 2 is distributed at the four corners of the work platform 1, and the pile legs 3 are also distributed at the four corners of the work platform 1. The work platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the work platform 1, and one end of the pulling cable 6 is connected to the The corners are connected, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is provided on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4; a guide device 8 is provided on one side of the working platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-legged truss and an elevator, and the elevator is internally placed in the four-legged truss; the lower surface of the base 4 and the support 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least four groups of support members 5 are provided.

[0024] Embodiment 6 of the present utility model: A self-elevating crane lifting platform comprises a work platform 1, a lifting device 2 is arranged on the top of the work platform 1, and pile legs 3 are arranged below the work platform 1. The lifting device 2 is distributed at the four corners of the work platform 1, and the pile legs 3 are also distributed at the four corners of the work platform 1. The work platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the work platform 1, one end of the pulling cable 6 is connected to the corner of the work platform 1, and the other end of the pulling cable 6 is connected to the ground The working platform 1 is connected to the surface; a truss elevator 7 is provided on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4; a guide device 8 is provided on one side of the working platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least four groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3.

[0025] Embodiment 7 of the present utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, pile legs 3 are arranged below the working platform 1, the lifting device 2 is distributed at the four corners of the working platform 1, the pile legs 3 are also distributed at the four corners of the working platform 1, the working platform 1 is lifted and lowered on the pile legs 3 by the lifting device 2, a base 4 is arranged at one end of the pile legs 3 away from the lifting device 2, a support member 5 is arranged below the base 4, and pulling cables 6 are arranged at the four corners of the working platform 1, one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground; the working platform A truss elevator 7 is provided on one side of the working platform 1, and the bottom of the truss elevator 7 is connected to the base 4; a guide device 8 is provided on one side of the working platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least four groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3; a support beam 10 is also provided between the two diagonal pile legs 3.

[0026] Embodiment 8 of the present utility model: A self-elevating crane lifting platform comprises a work platform 1, a lifting device 2 is arranged on the top of the work platform 1, and pile legs 3 are arranged below the work platform 1. The lifting device 2 is distributed at the four corners of the work platform 1, and the pile legs 3 are also distributed at the four corners of the work platform 1. The work platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the work platform 1, and one end of the pulling cable 6 is connected to the corner of the work platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the work platform 1, and the bottom of the truss elevator 7 is connected to the ground. The bottom of the work platform 1 is connected to the base 4; a guide device 8 is provided on one side of the work platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least four groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3; a support beam 10 is also provided between the two diagonal pile legs 3; the support beam 10 includes a horizontal beam and / or an inclined beam, and the support beam 10 is provided at the middle and lower part of the pile leg 3.

[0027] Embodiment 9 of the present utility model: A self-elevating crane lifting platform comprises a working platform 1, a lifting device 2 is arranged on the top of the working platform 1, and pile legs 3 are arranged below the working platform 1. The lifting device 2 is distributed at the four corners of the working platform 1, and the pile legs 3 are also distributed at the four corners of the working platform 1. The working platform 1 is lifted and lowered on the pile legs 3 by the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the working platform 1, and one end of the pulling cable 6 is connected to the corner of the working platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the working platform 1, and the truss elevator 7 The bottom is connected to the base 4; a guide device 8 is provided on one side of the working platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least eight groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3; a support beam 10 is also provided between the two diagonal pile legs 3; the support beam 10 includes a horizontal beam and an inclined beam, and the support beam 10 is provided at the middle and lower part of the pile leg 3.

[0028] Embodiment 10 of the present utility model: A self-elevating crane lifting platform comprises a work platform 1, a lifting device 2 is arranged on the top of the work platform 1, and pile legs 3 are arranged below the work platform 1. The lifting device 2 is distributed at the four corners of the work platform 1, and the pile legs 3 are also distributed at the four corners of the work platform 1. The work platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the work platform 1, one end of the pulling cable 6 is connected to the corner of the work platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the work platform 1, and the bottom of the truss elevator 7 is connected to the bottom The base 4 is connected; a guide device 8 is provided on one side of the working platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least twelve groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3; a support beam 10 is also provided between the two diagonal pile legs 3; the support beam 10 is a horizontal beam, and the support beam 10 is provided at the middle and lower part of the pile leg 3; wherein the towing device 9 is an SPMT.

[0029] Embodiment 11 of the present utility model: A self-elevating crane lifting platform comprises a work platform 1, a lifting device 2 is arranged on the top of the work platform 1, and pile legs 3 are arranged below the work platform 1. The lifting device 2 is distributed at the four corners of the work platform 1, and the pile legs 3 are also distributed at the four corners of the work platform 1. The work platform 1 is lifted and lowered on the pile legs 3 through the lifting device 2. A base 4 is arranged at one end of the pile leg 3 away from the lifting device 2, and a support member 5 is arranged below the base 4. Pulling cables 6 are arranged at the four corners of the work platform 1, one end of the pulling cable 6 is connected to the corner of the work platform 1, and the other end of the pulling cable 6 is connected to the ground; a truss elevator 7 is arranged on one side of the work platform 1, and the bottom of the truss elevator 7 is connected to the ground. The bottom of the work platform 1 is connected to the base 4; a guide device 8 is provided on one side of the work platform 1, and the truss elevator 7 is internally placed in the guide device 8, and a gap is provided between the outer surface of the truss elevator 7 and the inner surface of the guide device 8; the truss elevator 7 includes a four-leg truss and an elevator, and the elevator is internally placed in the four-leg truss; the lower surface of the base 4 and the support member 5 form a door-shaped structure, and a towing device 9 is provided in the door-shaped structure, and at least twelve groups of support members 5 are provided; four pile legs 3 are provided, and support beams 10 are provided between the four pile legs 3; a support beam 10 is also provided between the two diagonal pile legs 3; the support beam 10 is an inclined beam, and the support beam 10 is provided at the middle and lower part of the pile leg 3; the towing device 9 is an axis vehicle.

[0030] The working principle of an embodiment of the utility model is as follows: according to the needs of the site, the utility model uses multiple axle vehicles to transport the platform as a whole to the designated location. After arriving at the designated location, the axle vehicle drives away, and the lifting device 2 is lifted to lift the working platform 1 along the pile legs 3. When the designated height is reached, the lifting device 2 stops lifting, and the other end of the pulling cable 6 is connected to the ground to tighten it. The staff enters the truss elevator 7, and the truss elevator 7 lifts the staff to the working platform 1.

Claims

1. A self-elevating crane lifting platform, comprising a working platform (1), characterized in that: A lifting device (2) is arranged on the top of the working platform (1), and pile legs (3) are arranged below the working platform (1). The lifting device (2) is distributed at the four corners of the working platform (1), and the pile legs (3) are also distributed at the four corners of the working platform (1). The working platform (1) is lifted and lowered on the pile legs (3) by the lifting device (2). A base (4) is arranged at one end of the pile legs (3) away from the lifting device (2), and a support member (5) is arranged below the base (4). Pulling cables (6) are arranged at the four corners of the working platform (1), one end of the pulling cables (6) is connected to the corner of the working platform (1), and the other end of the pulling cables (6) is connected to the ground.

2. A self-elevating crane lifting platform according to claim 1, characterized in that: A truss elevator (7) is provided on one side of the working platform (1), and the bottom of the truss elevator (7) is connected to the base (4).

3. A self-elevating crane lifting platform according to claim 2, characterized in that: A guide device (8) is provided on one side of the working platform (1), the truss elevator (7) is internally sleeved in the guide device (8), and a gap is provided between the outer surface of the truss elevator (7) and the inner surface of the guide device (8).

4. A self-elevating crane lifting platform according to claim 3, characterized in that: The truss elevator (7) comprises a four-leg truss and an elevator, wherein the elevator is sleeved inside the four-leg truss.

5. The self-elevating crane lifting platform according to claim 1, characterized in that: The lower surface of the base (4) and the support member (5) form a door-shaped structure, a dragging device (9) is arranged in the door-shaped structure, and at least four groups of support members (5) are arranged.

6. A self-elevating crane lifting platform according to claim 1, characterized in that: Four pile legs (3) are provided, and support beams (10) are provided between two of the four pile legs (3).

7. A self-elevating crane lifting platform according to claim 6, characterized in that: A support beam (10) is also provided between the two diagonal pile legs (3).

8. A self-elevating crane lifting platform according to claim 7, characterized in that: The support beam (10) comprises a horizontal beam and / or an inclined beam, and the support beam (10) is arranged at the middle and lower part of the pile leg (3).

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