Defect detection device for elevator traction steel wire rope
By designing an elevator traction wire rope detection device including an operating table and a wear testing mechanism, using the combination of spring strips, control rods and friction blocks, an automated traction wire rope wear detection is achieved, solving the problem that the traditional detection device requires a long time of manpower The friction problem improves detection efficiency and facilitates residue collection.
Patent Information
- Application Number
- CN202422878411.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-25
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-11-25
AI Technical Summary
The traditional elevator traction wire rope defect detection device requires long-term friction detection of manpower, which makes it inconvenient for workers to operate and makes it difficult to realize automated defect detection.
A detection device including an operating table and a wear testing mechanism is designed. Using a combination of spring strips, control rods, friction blocks and transmission shafts, the traction wire rope is driven to rotate through the motor, so that the friction blocks come into contact with the wire rope, and automatic wear detection is realized.
It realizes the wear detection of traction wire ropes for workers, can automatically detect defects, reduce manual operation time, and collect residues in a centralized manner through the collection bin for easy subsequent processing.
Smart Images
Figure CN222280386U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of traction steel wire rope wear detection, in particular to an elevator traction steel wire rope defect detection device. Background Art
[0002] The elevator traction wire rope is a special traction wire rope. As a flexible component necessary for the elevator equipment to bear the entire suspended weight of the elevator, it performs repeated bending movements around the traction wheel, guide wheel, and anti-ropes wheel, and is an important safety component in the elevator system. It is also subject to high extrusion stress in the traction wheel groove and frequently withstands the alternating impact of elevator starting and braking. Although the strength, deflection and wear resistance of the elevator traction wire rope are required to be high, due to various stresses and the influence of friction, corrosion and other factors, the elevator traction wire rope is prone to wire breakage, wear and rust, etc. The condition of the wire rope directly affects the safety of the elevator and passengers.
[0003] Traditional elevator traction wire rope defect detection devices have some shortcomings. The traction wire rope needs to be tested for wear before installation. The common wear detection devices for traction wire ropes on the market require manpower to continuously hold the detection device during use and repeatedly rub the detection device on the surface of the traction wire rope. The detection process requires rubbing the traction wire rope for a long time, which requires workers to rub the traction wire rope for a long time, which makes it inconvenient for workers to perform defect detection on the traction wire rope. Utility Model Content
[0004] The main purpose of the utility model is to provide an elevator traction wire rope defect detection device, which can effectively solve the problems in the background technology.
[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0006] A device for detecting defects in elevator traction wire ropes comprises an operating table, wherein a wear testing mechanism is arranged at the upper end of the operating table, wherein the wear testing mechanism comprises a fixed frame fixedly connected to the upper end of the operating table, both sides of the fixed frame are fixedly connected to support members, a spring bar is slidably connected to the inner side of the support member, a regulating rod is slidably connected to the inner side of the fixed frame, a friction block is fixedly connected to the lower end of the regulating rod, a mounting seat is fixedly connected to a side of the upper end of the operating table close to the fixed frame, a transmission shaft is movably connected to the inner side of the mounting seat, one end of the transmission shaft is fixedly connected to a main slot, a connecting rod is fixedly connected to the inner wall of the main slot, one end of the connecting rod is movably connected to a secondary slot, and a threaded rod is movably connected to the inner side of the secondary slot.
[0007] Preferably, a motor is fixedly connected to one side of the upper end of the operating table close to the mounting seat, the fixing frame is in a U-shape, and the spring bar is fixedly connected to the fixing frame.
[0008] Preferably, the friction block is located above the connecting rod, there are three groups of the regulating rod and the friction block, and one end of the transmission shaft is installed at one end of the motor.
[0009] Preferably, the main card slot and the auxiliary card slot correspond to each other, and the axis lines of the transmission shaft, the main card slot, the connecting rod and the auxiliary card slot are located on the same straight line.
[0010] Preferably, the threaded rod extends into the interior of the connecting rod, and the threaded rod is threadedly connected to the connecting rod.
[0011] Preferably, a storage bin is installed on the inner side of the operating table, a placement plate is fixedly connected to the inner side of the operating table near the lower side of the storage bin, a collection bin is placed on the inner side of the upper end of the operating table near the fixed frame, and the collection bin is located below the connecting rod.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] By putting the traction wire rope on the outside of the connecting rod and passing the threaded rod through the auxiliary groove and the main groove to confine the traction wire rope to the outside of the connecting rod, the spring bar pulls the regulating rod to move, the friction block contacts the traction wire rope, and the transmission shaft drives the traction wire rope to rotate, so as to facilitate the workers to detect the wear of the traction wire rope. After the wear resistance test of the traction wire rope, the defect detection of the traction wire rope can be automatically carried out. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the overall structure of an elevator traction wire rope defect detection device of the utility model;
[0015] Figure 2 This is a schematic diagram of the structure of a wear test mechanism of an elevator traction wire rope defect detection device of the utility model;
[0016] Figure 3 This is a partial structural diagram of the wear test mechanism of an elevator traction wire rope defect detection device of the utility model. Figure 1 ;
[0017] Figure 4 This is a partial structural diagram of the wear test mechanism of an elevator traction wire rope defect detection device of the utility model. Figure 2 .
[0018] In the figure: 1. operating table; 2. storage bin; 3. placement plate; 4. collection bin; 5. wear testing mechanism; 51. fixing frame; 52. support member; 53. spring bar; 54. regulating rod; 55. friction block; 56. mounting seat; 57. transmission shaft; 58. main slot; 59. connecting rod; 510. auxiliary slot; 511. threaded rod; 512. motor. DETAILED DESCRIPTION
[0019] 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.
[0020] like Figure 1-4 As shown, a defect detection device for elevator traction wire rope comprises an operating table 1, and a wear testing mechanism 5 is arranged on the upper end of the operating table 1. The wear testing mechanism 5 comprises a fixed frame 51 fixedly connected to the upper end of the operating table 1, and support members 52 are fixedly connected to both sides of the fixed frame 51, and a spring bar 53 is slidably connected to the inner side of the support member 52, and a regulating rod 54 is slidably connected to the inside of the fixed frame 51, and a friction block 55 is fixedly connected to the lower end of the regulating rod 54, and a mounting seat 56 is fixedly connected to the side of the upper end of the operating table 1 close to the fixed frame 51, and a transmission shaft 57 is movably connected to the inner side of the mounting seat 56, and one end of the transmission shaft 57 is fixedly connected to a main slot 58, and the inner wall of the main slot 58 is fixedly connected to a connecting rod 59, and one end of the connecting rod 59 is movably connected to a secondary slot 510, and the inside of the secondary slot 510 is movably connected to a threaded rod 511.
[0021] In this embodiment, a motor 512 is fixedly connected to one side of the upper end of the operating table 1 near the mounting seat 56, the fixing frame 51 is U-shaped, the spring bar 53 is fixedly connected to the fixing frame 51, the friction block 55 is located above the connecting rod 59, and there are three groups of regulating rods 54 and friction blocks 55. One end of the transmission shaft 57 is installed at one end of the motor 512, and the main slot 58 and the auxiliary slot 510 correspond to each other. The axis lines of the transmission shaft 57, the main slot 58, the connecting rod 59, and the auxiliary slot 510 are located on the same straight line, and the threaded rod 511 extends to the inside of the connecting rod 59, and the threaded rod 511 is threadedly connected to the connecting rod 59.
[0022] Specifically, the traction wire rope is sleeved on the outer side of the connecting rod 59, and one end of the traction wire rope is stuck in the inner side of the main slot 58, and then the auxiliary slot 510 is stuck at the other end of the traction wire rope, and the threaded rod 511 is inserted into the auxiliary slot 510, and then the threaded rod 511 is screwed into the connecting rod 59, so that the threaded rod 511 passes through the auxiliary slot 510 and the main slot 58 to clamp the traction wire rope on the outer side of the connecting rod 59, and then the regulating rod 54 is loosened to make the spring bar 53 shrink inwardly with the help of elasticity, so that the regulating rod 54 pushes the friction block 55 to contact the traction wire rope, and then the motor 512 is started, so that the motor 512 drives the transmission shaft 57 to rotate, and the connecting rod 59 drives the traction wire rope to rotate, so that the traction wire rope is During the rotation, the friction block 55 is contacted, so that the traction wire rope is rubbed between the friction blocks 55, and the friction block 55 performs friction detection on the traction wire rope, so that the worker can observe the surface changes of the traction wire rope and detect defects of the traction wire rope. By putting the traction wire rope on the outside of the connecting rod 59 and allowing the threaded rod 511 to pass through the auxiliary groove 510 and the main groove 58 to confine the traction wire rope to the outside of the connecting rod 59, the spring bar 53 pulls the regulating rod 54 to move, so that the friction block 55 contacts the traction wire rope, and the transmission shaft 57 drives the traction wire rope to rotate, which can facilitate the workers to detect the wear of the traction wire rope, and after the wear resistance test of the traction wire rope, the traction wire rope can be automatically detected for defects.
[0023] In this embodiment, a storage bin 2 is installed on the inner side of the operating table 1, a placement plate 3 is fixedly connected to the inner side of the operating table 1 near the lower side of the storage bin 2, a collection bin 4 is placed on the inner side of the upper end of the operating table 1 near the fixed frame 51, and the collection bin 4 is located below the connecting rod 59.
[0024] Specifically, the residues of the worn traction wire rope fall into the collection bin 4, which makes it convenient for workers to centrally collect the residues of the traction wire rope.
[0025] Working principle:
[0026] When in use, the worker first takes a section of traction wire rope and pulls the regulating rod 54 upwards, so that the regulating rod 54 drives the friction block 55 to move to the side away from the connecting rod 59, and then puts the traction wire rope on the outside of the connecting rod 59, and makes one end of the traction wire rope be stuck in the inner side of the main slot 58, and then the auxiliary slot 510 is stuck at the other end of the traction wire rope, and the threaded rod 511 is inserted into the auxiliary slot 510, and then the threaded rod 511 is screwed into the connecting rod 59, so that the threaded rod 511 passes through the auxiliary slot 510 and the main slot 58 to clamp the traction wire rope on the outside of the connecting rod 59, and then loosens the regulating rod 54, so that the spring bar 53 shrinks inwardly with the help of elasticity, so that the regulating rod 54 pushes the friction block 55 to contact the traction wire rope, and then starts the motor 512, so that the motor 512 drives the transmission shaft 57 to rotate, and the connecting rod 59 drives the traction wire rope to rotate, During the rotation, the traction wire rope contacts the friction block 55, and the traction wire rope generates friction between the friction blocks 55, so that the friction block 55 performs friction detection on the traction wire rope, so that the workers can observe the surface changes of the traction wire rope and perform defect detection on the traction wire rope. At the same time, the residue of the worn traction wire rope falls into the collection bin 4, which can facilitate the workers to collect the residue of the traction wire rope in a centralized manner. By putting the traction wire rope on the outside of the connecting rod 59 and limiting the traction wire rope to the outside of the connecting rod 59 through the auxiliary slot 510 and the main slot 58, the spring bar 53 pulls the regulating rod 54 to move, so that the friction block 55 contacts the traction wire rope, and the transmission shaft 57 drives the traction wire rope to rotate, which can achieve the purpose of facilitating the workers to perform wear detection on the traction wire rope, and after the wear resistance test of the traction wire rope, the traction wire rope can be automatically detected for defects.
[0027] 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. An elevator traction wire rope defect detection device, comprising an operating table (1), characterized in that: A wear testing mechanism (5) is provided at the upper end of the operating table (1). The wear testing mechanism (5) comprises a fixing frame (51) fixedly connected to the upper end of the operating table (1); both sides of the fixing frame (51) are fixedly connected to support members (52); the inner side of the support member (52) is slidably connected to a spring bar (53); the interior of the fixing frame (51) is slidably connected to a regulating rod (54); the lower end of the regulating rod (54) is fixedly connected to a friction block (55); a mounting seat (56) is fixedly connected to the upper end of the operating table (1) on a side close to the fixing frame (51); the inner side of the mounting seat (56) is movably connected to a transmission shaft (57); one end of the transmission shaft (57) is fixedly connected to a main slot (58); the inner wall of the main slot (58) is fixedly connected to a connecting rod (59); one end of the connecting rod (59) is movably connected to a secondary slot (510); the interior of the secondary slot (510) is movably connected to a threaded rod (511).
2. The elevator traction wire rope defect detection device according to claim 1, characterized in that: A motor (512) is fixedly connected to one side of the upper end of the operating table (1) close to the mounting seat (56); the fixing frame (51) is in a U-shape; and the spring bar (53) is fixedly connected to the fixing frame (51).
3. The elevator traction wire rope defect detection device according to claim 2, characterized in that: The friction block (55) is located above the connecting rod (59), the regulating rod (54) and the friction block (55) are provided in three groups, and one end of the transmission shaft (57) is mounted on one end of the motor (512).
4. The elevator traction wire rope defect detection device according to claim 2, characterized in that: The main card slot (58) and the auxiliary card slot (510) correspond to each other, and the axis lines of the transmission shaft (57), the main card slot (58), the connecting rod (59), and the auxiliary card slot (510) are located on the same straight line.
5. The elevator traction wire rope defect detection device according to claim 2, characterized in that: The threaded rod (511) extends into the interior of the connecting rod (59), and the threaded rod (511) and the connecting rod (59) are threadedly connected.
6. The elevator traction wire rope defect detection device according to claim 1, characterized in that: A storage bin (2) is installed on the inner side of the operating table (1); a placement plate (3) is fixedly connected to the inner side of the operating table (1) near the lower side of the storage bin (2); a collection bin (4) is placed on the inner side of the upper end of the operating table (1) near the fixed frame (51); and the collection bin (4) is located below the connecting rod (59).