Anti-corrosion steel structure of crane

Abstract

The utility model discloses a crane anti-corrosion steel structure which comprises a base, a steel supporting column is installed on the upper end face of the base, a cleaning block is connected to the steel supporting column in a sleeved mode, fixing blocks are fixedly connected to the two side walls of the cleaning block, and pull-down assemblies are installed on the two fixing blocks. A pull-up assembly; the pull-up assembly comprises two connecting blocks, first steel cables are installed on the two connecting blocks, first bearings are fixedly connected to the two ends of the steel supporting column, the two first steel cables are installed on the two first bearings correspondingly, and two supporting plates are fixedly connected to the upper end face of the base. The two supporting plates are jointly and rotationally connected with a rotating roller, and the rotating roller is fixedly connected with two first winding rollers. According to the steel supporting column cleaning device, the steel supporting column can be cleaned, steel corrosion caused by dust and water stains on the steel supporting column is avoided, and the surface of the steel supporting column is kept dry and clean.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, in particular to an anti-rust steel structure for a crane. Background Art

[0002] A crane refers to a multi-action lifting machine that vertically lifts and horizontally transports heavy objects within a certain range. It is also known as an overhead crane, a bridge crane, or a hoist. It is widely used in the field of construction hoisting. A large number of steel structures are used in its structure to ensure the stability of the crane.

[0003] At present, for the steel structure of outdoor cranes, due to working in the air or a humid environment for a long time, dust and water stains often adhere to the surface of the steel structure support columns. Dust and water stains can act as media to promote the oxidation and corrosion process of steel. If the protection is not in place, safety accidents are likely to occur. Content of the Utility Model

[0004] Aiming at the deficiencies in the prior art, the utility model provides an anti-rust steel structure for a crane.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An anti-rust steel structure for a crane, comprising: a base, a steel support column is installed on the upper end surface of the base, a cleaning block is sleeved on the steel support column, fixed blocks are fixedly connected to both side walls of the cleaning block, and a downward pulling assembly and an upward pulling assembly are installed on the two fixed blocks; the upward pulling assembly includes two connecting blocks, first steel cables are installed on both of the two connecting blocks, both ends of the steel support column are fixedly connected with first bearings, the two first steel cables are respectively installed on the two first bearings, two support plates are fixedly connected to the upper end surface of the base, a rotating roller is rotatably connected to the two support plates together, two first winding rollers are fixedly connected to the rotating roller, the two first steel cables are respectively installed on the two first winding rollers, a vertical plate is fixedly connected to the upper end surface of the base, a first sprocket is rotatably connected to the vertical plate, one end of a connecting rod rotatably penetrates through one of the support plates, one end of the connecting rod is fixedly connected to the rotating roller, a second sprocket is fixedly connected to the connecting rod, the first sprocket and the second sprocket are driven by a chain, and a handle is fixedly connected to the first sprocket.

[0007] To better achieve the above object, the present utility model adopts the following further technical solution: The pulling-down assembly includes two U-shaped blocks, which are respectively fixedly connected to two fixed blocks. Second steel cables are installed on both of the two U-shaped blocks. Two second bearings are installed on the base, and the two second steel cables are respectively installed on the two second bearings. Two fixing plates are fixedly connected to the upper end surface of the base, and a driving roller is rotatably connected between the two fixing plates. Two second cable reels are fixedly connected to the driving roller, and the two second steel cables are respectively installed on the two second cable reels. A knob is rotatably penetrated through one of the fixing plates, and the knob is fixedly connected to the driving roller. A handle is fixedly connected to the knob, and anti-slip patterns are provided on the lower end surface of the base.

[0008] To better achieve the above object, the present utility model adopts the following further technical solution: A cleaning sponge is provided on the inner wall of the cleaning block.

[0009] To better achieve the above object, the present utility model adopts the following further technical solution: A plurality of bolts are threadedly penetrated through the base.

[0010] The advantages of the present utility model are as follows: The user rotates the grip, causing the first sprocket to rotate. Subsequently, the first cable reel rotates to wind the first steel cable. The first steel cable pulls the cleaning block upward to achieve the cleaning work of the steel support column, avoiding the rusting of the steel caused by dust and water stains on the steel support column, and keeping the surface of the steel support column dry and clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of a rust-proof steel structure of a crane according to an embodiment of the present utility model.

[0012] Figure 2 It is a three-dimensional side view of a rust-proof steel structure of a crane according to an embodiment of the present utility model.

[0013] Figure 3 It is a three-dimensional bottom view of a rust-proof steel structure of a crane according to an embodiment of the present utility model.

[0014] In the above-mentioned drawings: 1 base, 2 steel support column, 3 cleaning block, 4 fixed block, 5 connecting block, 6 first steel cable, 7 first bearing, 8 support plate, 9 first cable reel, 10 vertical plate, 11 first sprocket, 12 second sprocket, 13 chain, 14 grip, 15 second steel cable, 16 second bearing, 17 second cable reel, 18 bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] The technical solutions in the present utility model will be further described below in conjunction with the drawings and embodiments.

[0016] As Figures 1 - 3As shown in the figure, a rust-proof steel structure of a crane includes: a base 1, through which a plurality of bolts 18 penetrate threadedly. The lower end face of the base 1 is provided with anti-slip patterns, which improves the stability of the device. A steel support column 2 is installed on the upper end face of the base 1. A cleaning block 3 is sleeved on the steel support column 2. Fixed blocks 4 are fixedly connected to both side walls of the cleaning block 3. A cleaning sponge is provided inside the cleaning block 3, which can clean the steel support column 2. A downward pulling component; an upward pulling component; The upward pulling component includes two connecting blocks 5. First steel cables 6 are installed on both of the two connecting blocks 5. First bearings 7 are fixedly connected to both ends of the steel support column 2. The two first steel cables 6 are respectively installed on the two first bearings 7. Two support plates 8 are fixedly connected to the upper end face of the base 1. A rotating roller is rotatably connected between the two support plates 8. Two first winding rollers 9 are fixedly connected to the rotating roller. The two first steel cables 6 are respectively installed on the two first winding rollers 9. A vertical plate 10 is fixedly connected to the upper end face of the base 1. A first sprocket 11 is rotatably connected to the vertical plate 10. A connecting rod penetrates through one of the support plates 8 rotatably. One end of the connecting rod is fixedly connected to the rotating roller. A second sprocket 12 is fixedly connected to the connecting rod. The first sprocket 11 and the second sprocket 12 are driven by a chain 13. A grip 14 is fixedly connected to the first sprocket 11; The downward pulling component includes two U-shaped blocks, which are respectively fixedly connected to the two fixed blocks 4. Second steel cables 15 are installed on both of the two U-shaped blocks. Two second bearings 16 are installed on the base 1. The two second steel cables 15 are respectively installed on the two second bearings 16. Two fixing plates are fixedly connected to the upper end face of the base 1. A driving roller is rotatably connected between the two fixing plates. Two second winding rollers 17 are fixedly connected to the driving roller. The two second steel cables 15 are respectively installed on the two second winding rollers 17. A knob penetrates through one of the fixing plates rotatably. The knob is fixedly connected to the driving roller. A handle is fixedly connected to the knob, which is convenient for the user to rotate the knob and improves the portability of the device.

[0017] When the user needs to clean the steel support column 2, the user rotates the grip 14. The grip 14 drives the first sprocket 11 located on the vertical plate 10 to rotate. Then, under the drive of the chain 13, the second sprocket 12 can rotate. The second sprocket 12 drives the connecting rod to rotate, and the connecting rod drives the rotating roller to rotate. The first winding roller 9 located on the rotating roller rotates, and the first winding roller 9 winds the first steel cable 6. The first steel cable 6 slides on the first bearing 7, and then the cleaning block 3 can be pulled up. The cleaning block 3 slides on the steel support column 2 to realize the cleaning work of the steel support column 2, avoid the corrosion of the steel caused by the dust and water stains on the steel support column 2, and keep the surface of the steel support column 2 dry and clean. When the cleaning block 3 rises to the top, the user rotates the handle, and the driving roller connected to the handle starts to rotate. The second winding roller 17 on the driving roller rotates, and the second winding roller 17 winds the second steel cable 15, and then the cleaning block 3 can be slowly pulled down from the steel support column 2 by using the second steel cable 15, improving the portability and safety.

Claims

1. A crane anti-corrosion steel structure, characterized in that: include: A base (1), wherein a steel support column (2) is mounted on the upper end surface of the base (1), a cleaning block (3) is sleeved on the steel support column (2), and the two side walls of the cleaning block (3) are fixedly connected to fixed blocks (4), and a pull-down assembly is mounted on the two fixed blocks (4); an upper pull-up assembly; the upper pull-up assembly comprises two connecting blocks (5), and the two connecting blocks (5) are both mounted with a first steel cable (6), and both ends of the steel support column (2) are fixedly connected to a first bearing (7), and the two first steel cables (6) are respectively mounted on two first bearings (7); the upper end surface of the base (1) is fixedly connected to two support plates (8), and the two support plates (8) A rotating roller (9) is connected to the rotating roller for common rotation, two first winding rollers (9) are fixedly connected to the rotating roller, two first steel cables (6) are respectively mounted on the two first winding rollers (9), a vertical plate (10) is fixedly connected to the upper end surface of the base (1), a first sprocket (11) is rotatably connected to the vertical plate (10), a connecting rod is rotatably passed through one of the support plates (8), one end of the connecting rod is fixedly connected to the rotating roller, a second sprocket (12) is fixedly connected to the connecting rod, the first sprocket (11) and the second sprocket (12) are driven by a chain (13), and a handle (14) is fixedly connected to the first sprocket (11).

2. The anti-corrosion steel structure of a crane according to claim 1, characterized in that: The pull-down assembly comprises two U-shaped blocks, the two U-shaped blocks are respectively fixedly connected to two fixed blocks (4), the two U-shaped blocks are both installed with a second steel cable (15), the base (1) is installed with two second bearings (16), the two second steel cables (15) are respectively installed on the two second bearings (16), the upper end surface of the base (1) is fixedly connected with two fixed plates, the two fixed plates are rotatably connected with a transmission roller, the transmission roller is fixedly connected with two second winding rollers (17), the two second steel cables (15) are respectively installed on the two second winding rollers (17), one of the fixed plates is rotatably penetrated with a knob, the knob is fixedly connected to the transmission roller, the knob is fixedly connected with a handle, and the lower end surface of the base (1) is provided with anti-slip patterns.

3. The anti-corrosion steel structure of a crane according to claim 1, characterized in that: The inner wall of the cleaning block (3) is provided with a cleaning sponge.

4. The anti-corrosion steel structure of a crane according to claim 1, characterized in that: A plurality of bolts (18) are threadedly passed through the base (1).

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