Fixing device for hoisting building steel structure

Abstract

The utility model provides a fixing device for hoisting a building steel structure, which relates to the technical field of hoisting and fixing and comprises a pressure-bearing support plate, a pressure-bearing spring is fixedly mounted at the bottom of the pressure-bearing support plate, a hoisting non-slip mat is arranged on one side of the pressure-bearing support plate, a balance support table is arranged on one side of the hoisting non-slip mat, and the balance support table is connected with the pressure-bearing spring. A limiting baffle is attached to one side of the balance supporting table. The steel structure fixing device has the advantages that the center supporting structure capable of being adjusted in a lifting mode is arranged in the middle of the fixing device, the center supporting structure is used for conducting center supporting on a steel structure needing to be fixed, and the position of the steel structure placed in the fixing structure is judged by observing the movement conditions of the steel structures at the two ends of the center supporting structure; and the placing position of the steel structure is adjusted according to the movement condition, so that the center of the steel structure is conveniently placed in the fixing device, the length difference of the steel structures on the two sides of the fixing device is within a small range, and stable hoisting of the steel structure is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting and fixing, in particular to a fixing device for hoisting a building steel structure. Background Art

[0002] Building steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates. Some steel beams are H-shaped steel, which are long strips of steel with an H-shaped cross-section. H-shaped steel is longer and heavier, and needs to be hoisted by a crane. During hoisting, a fixing device is required to fix the steel structure.

[0003] CN202121477862.5 introduces a fixing device for hoisting building steel structures. By combining the designed support plate, second horizontal bar, first horizontal bar, rubber strip, connecting strip, concave block, threaded groove, screw, extrusion plate, mounting column, grip rod, mounting frame and moving wheel, it is convenient to place the H-shaped steel on the fixing device for fixing during hoisting, which is convenient for subsequent hoisting. The fixing is stable and safe. The moving wheels can also play a moving role, which is convenient for moving the H-shaped steel to the fixing device after it is fixed to the fixing device for lifting and hoisting. It is easy to use. However, the fixing device for hoisting is not convenient for placing the middle part of the steel structure inside the fixing device when hoisting the steel structure. The steel structures on both sides of the fixing device are prone to be longer on one side and shorter on the other side, which is not conducive to the stability of the steel structure hoisting. Utility Model Content

[0004] Therefore, the purpose of the utility model is to provide a fixing device for hoisting a building steel structure to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a fixing device for hoisting a building steel structure, comprising a mobile hoisting frame, a movable fastening seat is fixedly installed inside the mobile hoisting frame, a fastening extrusion seat is fixedly installed on the top of the movable fastening seat, a pressure support plate is arranged below the fastening extrusion seat, a pressure spring is fixedly installed on the bottom of the pressure support plate, a hoisting anti-slip pad is arranged on one side of the pressure support plate, a balancing support platform is arranged on one side of the hoisting anti-slip pad, and a limiting baffle is fitted on one side of the balancing support platform.

[0006] Preferably, any of the above schemes is that a lifting ring is provided at the top of the movable hanging frame, and movable grooves adapted to the movable fastening seats are provided at both ends of the movable hanging frame.

[0007] The above technical solution is adopted: the fixing device is hoisted and connected through a lifting ring to facilitate the hoisting operation, and a movable groove is opened to facilitate guiding the movable rib seat inside the mobile hoisting frame to ensure the stability of the adjustment of the movable fastening seat.

[0008] Preferably, any of the above schemes comprises a movable fastening seat including a movable cylinder and a fastening plate, wherein the movable cylinder is fixedly mounted on both ends of the movable hanging frame, and a fastening plate movably connected to the movable hanging frame is fixedly mounted on the output end of the movable cylinder.

[0009] The above technical solution is adopted: the expansion and contraction of the movable cylinder is controlled according to the size of the steel structure to drive the fastening plate to move inside the mobile lifting frame, the position of the fastening plate is adjusted, and the steel structure is clamped by the fastening plate.

[0010] Preferably, any of the above schemes comprises a fastening screw and a fastening nut sleeve, wherein the fastening screw is fixedly mounted on the top end of the fastening plate, and the bottom of the fastening screw is threadedly connected with the fastening nut sleeve.

[0011] The above technical solution is adopted: the fastening screw sleeve is rotated to make it move up and down along the fastening screw rod through thread transmission, and the fastening screw sleeve is used to press the placed steel structure to enhance the stability of the steel structure hoisting.

[0012] Preferably, any of the above schemes is that a guide rod penetrating a pressure-bearing spring is provided at the bottom of the pressure-bearing support plate, and the pressure-bearing spring is fixedly installed inside the mobile hanging frame.

[0013] The above technical solution is adopted: the bottom of the steel structure is supported by a pressure support plate. If the steel structure is placed offset, one end will tilt downward under the action of gravity. The downwardly tilted end squeezes the pressure support plate to compress the pressure spring, and the pressure support plate moves downward. The guide rod is used to guide and support the pressure support plate to ensure the stability of the movement of the pressure support plate.

[0014] Preferably, any of the above schemes is that the lifting anti-slip pad is fixedly installed on the bottom of the mobile lifting frame, the balancing support platform includes a support spring, a support seat and a support shaft, the support spring is fixedly installed inside the mobile lifting frame, the top end of the support spring is fixedly installed with a support seat, and the support seat is rotatably connected to the inside of the support shaft.

[0015] The above technical solution is adopted: the steel structure is supported by hoisting anti-skid pads to prevent the steel structure from sliding after placement. After the steel structure is placed, it contacts the support shaft, so that the support shaft serves as the fulcrum of the steel structure, and the two ends of the steel structure float around the fulcrum under the action of gravity. The placement of the steel structure is judged according to the degree of floating at both ends of the steel structure, and the support seat is pulled by the support spring to make the support seat drive the support shaft to move, so as to facilitate the storage and hiding of the support shaft.

[0016] Preferably, any of the above schemes comprises a limit baffle plate and a limit pull rod, wherein the limit spring is fixedly mounted inside the mobile hanging frame, and one end of the limit spring is fixedly mounted with a limit pull rod movably connected to the mobile hanging frame.

[0017] The above technical solution is adopted: the limit pull rod moves to the bottom of the support seat under the pull of the limit spring, which can squeeze the support seat and stretch the support spring, push the support shaft out to support the steel structure, and when the steel structure needs to be fixed, pull the limit pull rod to move it away from the bottom of the support seat, and the support seat drives the support shaft to be stored and hidden under the action of the support spring.

[0018] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0019] 1. A central support structure that can be adjusted for lifting is set in the middle of the fixture. The central support structure is used to provide central support for the steel structure that needs to be fixed. The movement of the steel structures at both ends of the central support structure is observed to determine the position of the steel structure inside the fixed structure. The placement of the steel structure is adjusted according to the movement, so that the center of the steel structure is placed inside the fixture, and the length difference of the steel structure on both sides of the fixture is within a smaller range, which is conducive to the stable lifting of the steel structure.

[0020] 2. Set up elastic support structures on both sides of the central support structure, and use the elastic support structures to buffer the movement of the two ends of the steel structure to a certain extent, thereby improving the stability of the steel structure placement.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;

[0024] Figure 2 It is a front view structural schematic diagram according to an embodiment of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of a pressure-bearing support plate according to an embodiment of the utility model;

[0026] Figure 4 It is a structural schematic diagram of a balancing support platform according to an embodiment of the utility model;

[0027] Among them: 1-mobile lifting frame, 2-movable fastening seat, 21-movable cylinder, 22-fastening plate, 3-fastening extrusion seat, 31-fastening screw, 32-fastening screw sleeve, 4-pressure support plate, 5-pressure spring, 6-lifting anti-slip pad, 7-balance support platform, 71-support spring, 72-support seat, 73-support shaft, 8-limit baffle, 81-limit spring, 82-limit pull rod, 9-guide rod. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0029] like Figure 1-4 As shown, a fixing device for hoisting a building steel structure according to an embodiment of the utility model comprises a mobile hoisting frame 1, a movable fastening seat 2 is fixedly installed inside the mobile hoisting frame 1, a fastening extrusion seat 3 is fixedly installed on the top of the movable fastening seat 2, a pressure support plate 4 is arranged below the fastening extrusion seat 3, a pressure spring 5 is fixedly installed at the bottom of the pressure support plate 4, a hoisting anti-skid pad 6 is arranged on one side of the pressure support plate 4, a balancing support platform 7 is arranged on one side of the hoisting anti-skid pad 6, and a limiting baffle 8 is fitted on one side of the balancing support platform 7.

[0030] Preferably, any of the above schemes is that a lifting ring is provided at the top of the movable hanging frame 1 , and movable grooves adapted to the movable fastening seat 2 are provided at both ends of the movable hanging frame 1 .

[0031] The above technical solution is adopted: the fixing device is hoisted and connected through a hoisting ring to facilitate the hoisting operation, and a movable groove is provided to facilitate guiding the movable rib seat 2 inside the mobile hoisting frame 1 to ensure the stability of the adjustment of the movable fastening seat 2.

[0032] Preferably, any of the above schemes comprises a movable fastening seat 2 including a movable cylinder 21 and a fastening plate 22, the movable cylinder 21 is fixedly mounted at both ends of the movable hanging frame 1, and the output end of the movable cylinder 21 is fixedly mounted with a fastening plate 22 movably connected to the movable hanging frame 1.

[0033] The above technical solution is adopted: the movable cylinder 21 is controlled to extend and retract according to the size of the steel structure so as to drive the fastening plate 22 to move inside the mobile hoisting frame 1, the position of the fastening plate 22 is adjusted, and the fastening plate 22 is used to clamp the steel structure.

[0034] Preferably, the fastening and extruding seat 3 comprises a fastening screw 31 and a fastening screw sleeve 32 , wherein the fastening screw 31 is fixedly mounted on the top of the fastening plate 22 , and the bottom of the fastening screw 31 is threadedly connected with the fastening screw sleeve 32 .

[0035] The above technical solution is adopted: the fastening screw sleeve 32 is rotated to make it move up and down along the fastening screw rod 31 through thread transmission, and the fastening screw sleeve 32 is used to press the placed steel structure to enhance the stability of the steel structure hoisting.

[0036] Preferably, any of the above solutions is that a guide rod 9 penetrating the pressure-bearing spring 5 is provided at the bottom of the pressure-bearing support plate 4 , and the pressure-bearing spring 5 is fixedly installed inside the mobile hanging frame 1 .

[0037] The above-mentioned technical solution is adopted: the bottom of the steel structure is supported by the pressure support plate 4. If the steel structure is placed offset, one end will tilt downward under the action of gravity. The downwardly tilted end squeezes the pressure support plate 4 to compress the pressure spring 5, and the pressure support plate 4 moves downward. The guide rod 9 is used to guide and support the pressure support plate 4 to ensure the stability of the movement of the pressure support plate 4.

[0038] Preferably, any of the above schemes is that the lifting anti-slip pad 6 is fixedly installed on the bottom of the mobile lifting frame 1, and the balance support platform 7 includes a support spring 71, a support seat 72 and a support shaft 73. The support spring 71 is fixedly installed inside the mobile lifting frame 1, and the top of the support spring 71 is fixedly installed with a support seat 72, and the support seat 72 is rotatably connected to the inside of the support shaft 73.

[0039] The above technical solution is adopted: the steel structure is supported by hoisting the anti-skid pad 6 to prevent the steel structure from sliding after being placed. After the steel structure is placed, it contacts the support shaft 73, so that the support shaft 73 serves as the fulcrum of the steel structure, and the two ends of the steel structure float around the fulcrum under the action of gravity. The placement of the steel structure is judged according to the degree of floating at both ends of the steel structure, and the support seat 72 is pulled by the support spring 71, so that the support seat 72 drives the support shaft 73 to move, so as to facilitate the storage and hiding of the support shaft 73.

[0040] Preferably, any of the above schemes comprises a limit baffle 8 including a limit spring 81 and a limit pull rod 82 , wherein the limit spring 81 is fixedly mounted inside the mobile hanging frame 1 , and one end of the limit spring 81 is fixedly mounted with a limit pull rod 82 movably connected to the mobile hanging frame 1 .

[0041] The above technical solution is adopted: the limit pull rod 82 moves to the bottom of the support seat 72 under the pull of the limit spring 81, which can squeeze the support seat 72 to stretch the support spring 71, and push the support shaft 73 out to support the steel structure. When the steel structure needs to be fixed, the limit pull rod 82 is pulled to move it away from the bottom of the support seat 72. Under the action of the support spring 71, the support seat 72 drives the support shaft 73 to be stored and hidden.

[0042] The utility model is a fixing device for hoisting a building steel structure, and its working principle is as follows:

[0043] Place the steel structure above the support shaft 73 and observe the upper and lower heights of the two ends of the steel structure, move the steel structure until the heights of the two ends are consistent, control the movable cylinder 21 to drive the rib plate 22 to clamp the steel structure, pull the limit rod 82 and then rotate the fastening screw sleeve 32 to tighten the steel structure.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] 1. A central support structure that can be adjusted for lifting is set in the middle of the fixture. The central support structure is used to provide central support for the steel structure that needs to be fixed. The movement of the steel structures at both ends of the central support structure is observed to determine the position of the steel structure inside the fixed structure. The placement of the steel structure is adjusted according to the movement, so that the center of the steel structure is placed inside the fixture, and the length difference of the steel structure on both sides of the fixture is within a smaller range, which is conducive to the stable lifting of the steel structure.

[0046] 2. Set up elastic support structures on both sides of the central support structure, and use the elastic support structures to buffer the movement of the two ends of the steel structure to a certain extent, thereby improving the stability of the steel structure placement.

Claims

1. A fixing device for hoisting a building steel structure, comprising a mobile hoisting frame (1), a movable fastening seat (2) being fixedly installed inside the mobile hoisting frame (1), a fastening and extruding seat (3) being fixedly installed at the top end of the movable fastening seat (2), characterized in that: A pressure-bearing support plate (4) is arranged below the fastening and extrusion seat (3), a pressure-bearing support plate (4) is fixedly mounted with a pressure-bearing spring (5) at the bottom, a hoisting anti-skid pad (6) is arranged on one side of the pressure-bearing support plate (4), a balancing support platform (7) is arranged on one side of the hoisting anti-skid pad (6), and a limiting baffle (8) is fitted on one side of the balancing support platform (7).

2. A fixing device for hoisting a building steel structure as claimed in claim 1, characterized in that: The top of the mobile hanging frame (1) is provided with a hanging ring, and both ends of the mobile hanging frame (1) are provided with movable grooves adapted to the movable fastening seat (2).

3. A fixing device for hoisting a building steel structure as claimed in claim 2, characterized in that: The movable fastening seat (2) comprises a movable cylinder (21) and a fastening plate (22); the movable cylinder (21) is fixedly mounted on both ends of the movable hanging frame (1); and the output end of the movable cylinder (21) is fixedly mounted with a fastening plate (22) movably connected to the movable hanging frame (1).

4. A fixing device for hoisting a building steel structure as claimed in claim 3, characterized in that: The fastening and extruding seat (3) comprises a fastening screw (31) and a fastening screw sleeve (32); the fastening screw (31) is fixedly mounted on the top end of the fastening plate (22); and the bottom of the fastening screw (31) is threadedly connected with the fastening screw sleeve (32).

5. A fixing device for hoisting a building steel structure as claimed in claim 4, characterized in that: A guide rod (9) penetrating a pressure-bearing spring (5) is provided at the bottom of the pressure-bearing support plate (4), and the pressure-bearing spring (5) is fixedly installed inside the mobile hanging frame (1).

6. A fixing device for hoisting a building steel structure as claimed in claim 5, characterized in that: The hoisting anti-slip pad (6) is fixedly installed at the bottom of the mobile hoisting frame (1); the balancing support platform (7) comprises a support spring (71), a support seat (72) and a support shaft (73); the support spring (71) is fixedly installed inside the mobile hoisting frame (1); the top end of the support spring (71) is fixedly installed with a support seat (72); and the support seat (72) is rotatably connected to the inside of the support seat (72).

7. A fixing device for hoisting a building steel structure as claimed in claim 6, characterized in that: The limit baffle (8) comprises a limit spring (81) and a limit pull rod (82); the limit spring (81) is fixedly mounted inside the mobile hanging frame (1); one end of the limit spring (81) is fixedly mounted with a limit pull rod (82) movably connected to the mobile hanging frame (1).

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