Fixator suitable for angle steel standard section tower crane cable

By designing a tower crane cable fixer including a rotating motor and an electric slide rail, the problems of unstable cable fixation and difficulty in hybrid retention of multiple strand cables in the prior art are solved, and the convenience of stable fixation and maintenance of the cable is achieved.

CN222966632UActive Publication Date: 2025-06-10SHAANXI PANGYUAN MECHANICAL ENG TECH CO LTD
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Patent Information

Application Number
CN202421557082.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-03
Publication Date
2025-06-10
Estimated Expiration
2034-07-03

AI Technical Summary

Technical Problem

When fixing cables, existing tower crane cable fixing devices are prone to interlacing of clamps, cable pulling and internal circuit damage, and the hybrid retention of multiple strands of cables is difficult to avoid wrapping, affecting maintenance.

Method used

A fixer including a first fixing frame, active tooth grab and driven tooth grab is designed. The active tooth grab is meshed with the driven tooth grab to achieve the fixing of the cable; at the same time, using the electric slide rail and the displacement device, the separation and retention of the multi-strand cable and the position movement of the fixer are achieved to avoid cable mixing.

Benefits of technology

It effectively avoids pulling at both ends of the cable, ensures stable fixation of the cable, avoids cable mixing and entanglement, and simplifies the maintenance process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of fixing devices, and discloses a fixing device suitable for an angle steel standard section tower crane cable, which comprises a first fixing frame, a driving grabbing tooth and a driven grabbing tooth, a connecting column is arranged on one side of the first fixing frame, the connecting column is arranged on one side of the driven grabbing tooth, and the driving grabbing tooth is connected with the driven grabbing tooth. Tooth columns of the driven grabbing teeth and tooth columns of the driving grabbing teeth intersect with each other, a rotating shaft is installed at one end of each driving grabbing tooth, the two ends of each rotating shaft are connected to the corresponding driven grabbing tooth in a penetrating mode, a rotating motor is arranged at the top of each driven grabbing tooth, and each rotating motor is installed in the corresponding connecting column. According to the cable fixing device, the rotating motor is started, the rotating motor drives the rotating shaft and the driving grabbing teeth to be opened, a cable enters the fixing device, and then the rotating motor is started, so that the driving grabbing teeth and the driven grabbing teeth are meshed to tightly hold the cable; therefore, the cable is fixed, and the two ends of the cable are prevented from being pulled.
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Description

Technical Field

[0001] The utility model relates to the technical field of fixers, in particular to a fixer suitable for angle steel section tower crane cables. Background Art

[0002] Tower crane cables are mainly power transmission and control cables, widely used in large tower cranes, cranes, stackers, reels, outdoor elevators for construction, sewage treatment plants, and magnet grabs. Tower crane cables are cold-resistant, wear-resistant, corrosion-resistant, soft, oil-proof, halogen-free, etc. They have super mechanical load-bearing capacity and good bending properties.

[0003] An existing tower crane cable fixing device (publication number CN114835017A) has at least the following disadvantages: the device requires two wire gripping claws to lock the cable through a bidirectional screw rod, but the cable is in a linear shape, which easily causes the wire gripping claws to cross and pull the cable, not only affecting the connection at both ends of the cable, but also easily causing damage to the internal circuit. In addition, the mixed retention of multiple cables easily causes the cables to become entangled, which is not conducive to the maintenance of the tower crane circuit equipment by the staff. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a fixer suitable for angle steel section tower crane cables.

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

[0006] A fixer suitable for an angle steel section tower crane cable comprises a first fixing frame, an active grabbing tooth and a driven grabbing tooth, wherein a connecting column is provided on one side of the first fixing frame, the connecting column is installed on one side of the driven grabbing tooth, the tooth column of the driven grabbing tooth intersects with that of the active grabbing tooth, a rotating shaft is installed at one end of the active grabbing tooth, both ends of the rotating shaft are connected to the driven grabbing tooth through, a rotating motor is provided at the top of the driven grabbing tooth, the rotating motor is installed in the connecting column, and the output shaft of the rotating motor passes through the connecting column and is fixedly connected to the top of the rotating shaft.

[0007] As a further solution of the utility model, an electric slide seat is installed on a side of the connecting column away from the driven grabbing tooth, and the electric slide seat is installed on an electric slide rail, and the electric slide rail is fixedly connected to the inside of the first fixing frame.

[0008] As a further solution of the utility model, the electric slide is movably connected to the opening of the first fixing frame, a slide is installed on the top of the first fixing frame, a mounting frame is provided on one side of the first fixing frame, and slide grooves are provided on both sides of the top and bottom of the mounting frame.

[0009] As a further solution of the utility model, the slide is movably connected inside the slide slot, the side plate of the slide is attached to the bottom of the mounting frame, a displacement device is installed inside the slide slot, and the displacement device includes a screw rod and a rotating motor.

[0010] As a further solution of the utility model, the screw rod is installed inside the slide slot, one end of the screw rod passes through the slide slot and is fixedly connected to the rotating motor, and the screw rod is threadedly connected to the slide.

[0011] As a further solution of the utility model, a chassis is installed on one side of the mounting frame, the rotating motor is fixedly connected inside the chassis, and a second fixing frame is installed on the top of the mounting frame, and the second fixing frame is located on the top of the first fixing frame.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The staff starts the rotating motor, which drives the rotating shaft and the active grabbing teeth to open, and the cable enters the inside of the fixer. Then the rotating motor is started again, so that the active grabbing teeth and the driven grabbing teeth engage to hold the cable tightly, thereby achieving the purpose of cable fixing and avoiding the phenomenon of pulling at both ends of the cable.

[0014] 2. The staff starts the electric slide rail, and the electric slide seat drives the cable holder to move the position, so that multiple cables are separated and fixed to avoid cable mixing. A first fixing frame and a second fixing frame are provided on the mounting frame. The first fixing frame and the second fixing frame are driven by the displacement device to stagger the fixings on the first fixing frame and the second fixing frame to avoid mixing of cable positions and affect the inspection of maintenance personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a fixture for angle steel section tower crane cables proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of a first fixing frame of a fixing device suitable for an angle steel section tower crane cable proposed by the utility model;

[0017] Figure 3 This is a schematic structural diagram of an active grabbing tooth of a fixer suitable for an angle steel section tower crane cable proposed by the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of a mounting frame for a fixture of an angle steel section tower crane cable proposed by the utility model;

[0019] In the figure: 1. first fixed frame; 101. electric slide rail; 102. electric slide seat; 103. connecting column; 104. active grabbing tooth; 105. driven grabbing tooth; 106. rotating shaft; 107. rotating motor; 2. slide frame; 3. slide groove; 4. mounting frame; 5. displacement device; 6. screw rod; 7. rotating motor; 8. second fixed frame. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Reference Figure 1-Figure 4 A fixture suitable for an angle steel section tower crane cable comprises a first fixing frame 1, an active grabbing tooth 104 and a driven grabbing tooth 105. A connecting column 103 is provided on one side of the first fixing frame 1. The connecting column 103 is installed on one side of the driven grabbing tooth 105. The tooth columns of the driven grabbing tooth 105 and the active grabbing tooth 104 intersect with each other. A rotating shaft 106 is installed at one end of the active grabbing tooth 104. Both ends of the rotating shaft 106 are connected to the driven grabbing tooth 105 through-through. A rotating motor 107 is provided on the top of the driven grabbing tooth 105. The rotating motor 107 is installed in the connecting column 103. The output shaft of the rotating motor 107 passes through the connecting column 103 and is fixedly connected to the top of the rotating shaft 106.

[0024] When in use, the staff starts the rotating motor 107, which drives the rotating shaft 106 and the active grabbing teeth 104 to open, and the cable enters the inside of the fixer. The rotating motor 107 is then started again to make the active grabbing teeth 104 engage with the driven grabbing teeth 105 to hold the cable tightly, thereby fixing the cable and avoiding the phenomenon of pulling at both ends of the cable.

[0025] In this embodiment, an electric slide seat 102 is installed on a side of the connecting column 103 away from the driven grab teeth 105 . The electric slide seat 102 is installed on an electric slide rail 101 . The electric slide rail 101 is fixedly connected to the inside of the first fixing frame 1 .

[0026] When in use, the staff starts the electric slide rail 101, and the electric slide seat 102 drives the cable holder to move the position, so that the multiple cables are separated and fixed in place to avoid mixing of the cables.

[0027] In this embodiment, the electric slide 102 is movably connected to the opening of the first fixing frame 1, a slide 2 is installed on the top of the first fixing frame 1, a mounting frame 4 is provided on one side of the first fixing frame 1, and slide grooves 3 are provided on both the top and bottom sides of the mounting frame 4.

[0028] When in use, the slide 2 is driven by the displacement device 5 to slide in the slide groove 3 of the mounting frame 4 , and the first fixing frame 1 follows the slide 2 to perform lateral displacement.

[0029] In this embodiment, the slide 2 is movably connected inside the slide slot 3, the side plate of the slide 2 is attached to the bottom of the mounting frame 4, and a displacement device 5 is installed inside the slide slot 3. The displacement device 5 includes a screw rod 6 and a rotating motor 7.

[0030] When in use, the first fixing frame 1 and the second fixing frame 8 are respectively driven by the displacement device 5 so that the fixers on the first fixing frame 1 and the second fixing frame 8 are staggered with each other to avoid overlapping of the cable positions and affecting the retention.

[0031] In this embodiment, the screw rod 6 is installed inside the slide slot 3 , one end of the screw rod 6 passes through the slide slot 3 and is fixedly connected to the rotating motor 7 , and the screw rod 6 is threadedly connected to the slide 2 .

[0032] When in use, the transmission shaft of the rotating motor 7 drives the screw rod 6 to rotate in the slide groove, and the rotation of the screw rod 6 drives the slide 2 to move the position, so that the first fixed frame 1 and the second fixed frame 8 move to the two ends respectively.

[0033] In this embodiment, a chassis is installed on one side of the mounting frame 4, the rotating motor 7 is fixedly connected inside the chassis, and a second fixing frame 8 is installed on the top of the mounting frame 4, and the second fixing frame 8 is located on the top of the first fixing frame 1.

[0034] When in use, a plurality of fixers are respectively provided on the first fixing frame 1 and the second fixing frame 8, so as to facilitate the simultaneous clamping and fixing of multiple cables, and by adjusting the rotation of the active grabbing teeth 104, cables with different diameters can be fixed.

[0035] From the above description, it can be seen that the above-mentioned embodiment of the utility model achieves the following technical effects: the staff starts the rotating motor 107, and the rotating motor 107 drives the rotating shaft 106 and the active grabbing teeth 104 to open, and the cable enters the inside of the fixer, and then starts the rotating motor 107, so that the active grabbing teeth 104 and the driven grabbing teeth 105 engage to hold the cable tightly, thereby fixing the cable and avoiding the phenomenon of pulling at both ends of the cable. The staff starts the electric slide rail 101, and the electric slide seat 102 drives the cable fixer to move the position, so that multiple cables are separated and fixed in place to avoid cable mixing. A first fixing frame 1 and a second fixing frame 8 are provided on the mounting frame 4. The first fixing frame and the second fixing frame 8 are driven by the displacement device 5 to stagger the fixers on the first fixing frame and the second fixing frame 8 to avoid the mixing of cable positions affecting the inspection by maintenance personnel.

[0036] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fixture for a tower crane cable for an angle steel section, comprising a first fixing frame (1), an active grabbing tooth (104) and a driven grabbing tooth (105), characterized in that: A connecting column (103) is provided on one side of the first fixing frame (1), and the connecting column (103) is mounted on one side of the driven grabbing tooth (105). The tooth columns of the driven grabbing tooth (105) and the active grabbing tooth (104) intersect with each other. A rotating shaft (106) is installed on one end of the active grabbing tooth (104), and both ends of the rotating shaft (106) are connected to the driven grabbing tooth (105). A rotating motor (107) is provided on the top of the driven grabbing tooth (105), and the rotating motor (107) is mounted in the connecting column (103). The output shaft of the rotating motor (107) passes through the connecting column (103) and is fixedly connected to the top of the rotating shaft (106).

2. A fixture suitable for angle steel tower crane cables according to claim 1, characterized in that: An electric slide seat (102) is installed on a side of the connecting column (103) away from the driven grabbing tooth (105); the electric slide seat (102) is installed on an electric slide rail (101); and the electric slide rail (101) is fixedly connected inside the first fixing frame (1).

3. A fixture suitable for angle steel tower crane cables according to claim 2, characterized in that: The electric slide seat (102) is movably connected to the opening of the first fixing frame (1); a slide frame (2) is installed on the top of the first fixing frame (1); a mounting frame (4) is provided on one side of the first fixing frame (1); and slide grooves (3) are provided on both the top and bottom sides of the mounting frame (4).

4. A fixture suitable for angle steel section tower crane cable according to claim 3, characterized in that: The slide (2) is movably connected inside the slide groove (3), the side plate of the slide (2) is attached to the bottom of the mounting frame (4), a displacement device (5) is installed inside the slide groove (3), and the displacement device (5) includes a screw rod (6) and a rotating motor (7).

5. A fixture suitable for angle steel tower crane cables according to claim 4, characterized in that: The screw rod (6) is installed inside the slide groove (3), one end of the screw rod (6) passes through the slide groove (3) and is fixedly connected to the rotating motor (7), and the screw rod (6) is threadedly connected to the slide bracket (2).

6. A fixture suitable for angle steel tower crane cables according to claim 5, characterized in that: A chassis is mounted on one side of the mounting frame (4), the rotating motor (7) is fixedly connected inside the chassis, and a second fixing frame (8) is mounted on the top of the mounting frame (4), the second fixing frame (8) being located on the top of the first fixing frame (1).

Citation Information

Patent Citations

  • Tower crane cable fixing device

    CN114835017A