Device for detecting creep amount of steel wire rope of elevator

By integrating a sensor array and controller into the elevator wire rope creep detection device, the problem of existing devices being unable to provide environmental information is solved. This enables accurate detection of elevator wire rope creep and comprehensive consideration of environmental factors, improving detection accuracy and work efficiency, and ensuring the safe operation of elevator equipment.

CN223936039UActive Publication Date: 2026-02-24DALIAN BOILER & PRESSURE VESSEL INSPECTION & TESTING INST CO LTD
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Patent Information

Application Number
CN202422751685.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-12
Publication Date
2026-02-24
Estimated Expiration
2034-11-12

AI Technical Summary

Technical Problem

Existing elevator wire rope creep detection devices cannot provide environmental information, making it impossible for inspectors to set the devices according to environmental conditions, thus reducing the accuracy of the detection.

Method used

An elevator wire rope creep detection device was designed, comprising a sensor array, a controller, and a display screen. The sensor array collects environmental data, the controller analyzes the data, and the detection results are displayed on the screen, thereby achieving accurate detection of elevator wire rope creep.

Benefits of technology

It enables precise detection of elevator wire rope creep and comprehensive consideration of environmental factors, improving detection accuracy and work efficiency, and ensuring the safe operation of elevator equipment.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model relates to the technical field of elevator equipment detection, in particular to an elevator steel wire rope creep amount detection device which comprises a device main box body, a device auxiliary box body and a box body rotating shaft. The problem that the detection accuracy is reduced due to the fact that an existing detection device cannot provide environment information is solved. The device comprises a device main box body, a device auxiliary box body and a box body rotating shaft, environment data are collected through a sensor array, and the creep amount of the steel wire rope is accurately measured in combination with a detection device. The controller receives and processes all the data, and the detection result is displayed through the display screen. The device is reasonable in structural design, convenient to operate and capable of reflecting the creep condition of the elevator steel wire rope in real time.
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Description

Technical Field

[0001] This utility model relates to the field of elevator equipment testing technology, specifically to an elevator wire rope creep detection device. Background Technology

[0002] The creep of elevator wire rope is a parameter reflecting the stability of the wire rope under dynamic load. During operation, the elevator wire rope will exhibit a certain degree of creep due to various factors such as tension and friction. The creep amount describes the degree of this creep phenomenon. The magnitude of the creep coefficient directly affects the performance of the wire rope. When the creep coefficient is too large, it may cause excessive elongation and deformation of the wire rope during operation, affecting its accuracy and stability. It may even lead to increased friction between the wire rope and components such as pulleys and drums, accelerating wear and reducing service life.

[0003] The main technical challenge in detecting elevator wire rope creep lies in the difficulty of real-time monitoring. Due to the complex and variable operating environment of elevators, changes in load, temperature, humidity, and other conditions affect the creep characteristics of the wire rope, making it difficult to accurately capture and quantify minute creep amounts. Existing elevator wire rope creep detection devices cannot provide environmental information to inspectors, who cannot adjust the device settings based on this information, resulting in reduced accuracy. To address this technical challenge, this invention provides an elevator wire rope creep detection device. Utility Model Content

[0004] The purpose of this invention is to provide an elevator wire rope creep detection device to solve the problem that existing elevator wire rope creep detection devices cannot provide environmental information to the inspectors, and the inspectors cannot set the elevator wire rope creep detection device according to the environmental information, resulting in a decrease in the detection accuracy of the elevator wire rope creep detection device.

[0005] This utility model provides an elevator wire rope creep detection device, including a main housing, a secondary housing, and a housing shaft. The main housing and the secondary housing are connected by the housing shaft. A first connecting block is installed on one side of the main housing, and a second connecting block is installed on the other side. The secondary housing includes a first section and a second section. A sensor array mounting bracket and control buttons are installed on the first section, and a sensor array is installed on the sensor array mounting bracket. A display screen is installed on the second section.

[0006] The main body of the device is equipped with a mounting frame for the detection device. A wire rope groove is provided on the main body of the device. The detection device is installed on the side wall of the wire rope groove. A controller is installed at the bottom of the detection device. The controller establishes a communication connection with the detection device, control buttons, display screen and sensor array. The wire rope groove is used for the wire rope to pass through, and the detection device is used to detect the wire rope.

[0007] Furthermore, the elevator wire rope creep detection device includes a detection device that transmits the detection data of the wire rope to a controller. The controller also receives environmental data collected by a sensor array. The controller is used to perform data analysis on the environmental data and the detection data and output the detection results.

[0008] Furthermore, the elevator wire rope creep detection device includes a first connecting block and a second connecting block with a threaded groove at the center. The threaded groove is used to install a connecting rod, and the connecting rod is used to support the main body of the device.

[0009] Furthermore, the elevator wire rope creep detection device includes a groove on the upper frame of the main housing and an insert block on the auxiliary housing opposite to the upper frame of the main housing, the insert block being inserted into the groove on the upper frame of the main housing.

[0010] This invention offers the following advantages: It employs a unique box-connection structure between the main and auxiliary housings of the device. Through the cooperation of inserts and grooves, a tight connection and stable support are achieved between the housings. This design not only enhances the overall stability of the device but also improves its resistance to vibration and impact, thus ensuring the smooth progress of the testing process. The box-connection structure of this invention makes opening and closing the housings extremely simple and quick. Testing personnel can easily close or open the housings with a gentle push or pull, greatly saving operation time and improving work efficiency.

[0011] The controller of this invention can receive and process data from the detection device and sensor array, and then clearly present the detection results and environmental information on the display screen. In this way, inspectors can not only understand the creep of the elevator wire rope, but also obtain relevant environmental parameters, providing comprehensive data support for subsequent maintenance and upkeep.

[0012] This utility model discloses an elevator wire rope creep detection device with a simple structure and convenient operation, which can be widely used in the detection of wire rope creep in various elevator equipment. Furthermore, due to its modular design, the main and auxiliary housings of the device can be easily disassembled and replaced to adapt to different models and specifications of elevator equipment.

[0013] In summary, this utility model, through the integration of sensor arrays, optimization of the housing connection structure, and improvement of operational convenience, achieves accurate detection of elevator wire rope creep and comprehensive consideration of environmental factors, providing strong technical support for the safe operation of elevator equipment. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 A top view of the elevator wire rope creep detection device provided by this utility model.

[0016] Figure 2 This is a schematic diagram of the elevator wire rope creep detection device provided by this utility model in its open state from a top view.

[0017] Explanation of reference numerals: 1. Main housing of the device; 2. Sub-housing housing of the device; 3. Housing pivot; 4. First connecting block; 5. Second connecting block; 6. Camera; 7. First section of the sub-housing housing; 8. Second section of the sub-housing housing; 9. Display screen; 10. Control buttons; 11. Sensor array mounting bracket; 12. Sensor array; 13. Wire rope groove; 14. Detection device; 15. Detection device mounting bracket; 16. Lighting lamp. Detailed Implementation

[0018] like Figure 1 As shown, this utility model embodiment provides an elevator wire rope creep detection device, including a main housing 1, a secondary housing 2, and a housing shaft 3. The main housing 1 and the secondary housing 2 are connected by the housing shaft 3. A first connecting block 4 is installed on one side of the main housing 1, and a second connecting block 5 is installed on the other side of the main housing 1. The secondary housing 2 includes a first secondary housing section 7 and a second secondary housing section 8. A sensor array mounting bracket 11 and a control button 10 are installed on the first secondary housing section 7, and a sensor array 12 is installed on the sensor array mounting bracket 11. A display screen 9 is installed on the second secondary housing section 8.

[0019] Sensors installed on sensor array mounting bracket 11 collect environmental data and transmit it to the controller. The controller then transmits the environmental data to the display screen, which provides the information to maintenance personnel. The maintenance personnel then set the detection device based on the provided environmental data, thereby enabling the detection of elevator wire rope creep.

[0020] A detection device mounting bracket 15 is installed on the main housing 1 of the device. A wire rope groove 13 is provided on the main housing 1 of the device. A detection device 14 is installed on the side wall of the wire rope groove 13. A controller is installed at the bottom of the detection device 14. The controller establishes a communication connection with the detection device 14, the control button 10, the display screen 9 and the sensor array 12. The wire rope groove 13 is used for the wire rope to pass through, and the detection device 14 is used to detect the wire rope.

[0021] In the design of the main housing 1 of the device, a special mounting bracket 15 for the detection device is provided, which provides a stable mounting platform for the detection device 14. At the same time, the wire rope groove 13 is carefully set on the main housing 1 of the device, and its shape and size are precisely calculated to ensure that the wire rope can pass through smoothly.

[0022] An advanced detection device 14 is installed on the side wall of the wire rope groove 13. This device is a key component for detecting the amount of wire rope creep. It can capture the minute creep phenomena of the wire rope under dynamic load and transmit these data to the controller at the bottom for processing.

[0023] It is worth noting that the controller is the brain of the entire detection device. It not only establishes a close communication connection with the detection device 14, but also interacts with the control buttons 10, the display screen 9, and the sensor array 12. This means that the operator can input commands through the control buttons 10, and the controller will respond to these commands and control the detection device 14 to perform corresponding operations. Simultaneously, the environmental data collected by the sensor array 12 is also received by the controller and comprehensively analyzed with the detection data to obtain more accurate detection results.

[0024] Finally, the data processed by the controller is clearly displayed on screen 9, allowing inspectors to intuitively understand the creep of the elevator wire rope. This design not only improves the accuracy of the inspection but also provides great convenience for inspectors.

[0025] In summary, these design elements on the main housing 1 of the device together constitute an efficient and accurate elevator wire rope creep detection device, providing strong support for the safe operation of elevator equipment.

[0026] The sensors included in the sensor array are not specifically listed. However, depending on the function and design purpose of the device, the sensor array may include the following types of sensors to comprehensively collect environmental data during the operation of the elevator wire rope:

[0027] Temperature sensor: Used to measure the temperature inside the elevator shaft or machine room, because temperature changes can affect the physical properties of the wire rope, and thus its creep.

[0028] Humidity sensor: Used to monitor ambient humidity. High humidity may cause the surface of the wire rope to rust or corrode, affecting its performance.

[0029] Pressure sensor: Used to measure the tension on the wire rope, the magnitude of which directly affects the creep characteristics of the wire rope.

[0030] Accelerometer: Used to monitor changes in the acceleration of the wire rope during elevator operation, which helps in analyzing the dynamic behavior of the wire rope.

[0031] Vibration sensor: Used to detect vibration during the operation of wire rope. Vibration may be an indication of wire rope wear or abnormal creep.

[0032] Light sensor (although not directly mentioned in the document, but may be included in some embodiments): used to measure ambient light intensity, especially in situations where auxiliary lighting is required for detection.

[0033] It should be noted that the specific types of sensors included may vary depending on the actual application scenario, design requirements, and cost considerations. The information provided in the document does not explicitly list all the sensor types included in the sensor array.

[0034] Specifically, the elevator wire rope creep detection device includes a detection device 14 that transmits the detection data of the wire rope to a controller. The controller also receives environmental data collected by the sensor array 12. The controller is used to perform data analysis on the environmental data and the detection data and output the detection results.

[0035] In one specific embodiment of this utility model, the workflow of the elevator wire rope creep detection device has been further optimized and clarified. The detection device 14, as the core detection component, is tightly installed on the side wall of the wire rope groove 13, responsible for capturing and measuring the creep of the wire rope in real time. Once data is detected, the detection device 14 quickly transmits this raw data about the wire rope creep to the controller.

[0036] Meanwhile, sensor arrays are widely distributed throughout the auxiliary housing 2 of the device, enabling comprehensive and accurate collection of various environmental parameters during the operation of the elevator wire rope, such as temperature and humidity. This environmental data is crucial for accurately assessing the creep characteristics of the wire rope, as changes in environmental conditions directly affect the performance and creep behavior of the wire rope.

[0037] As the central nervous system of the entire detection device, the controller bears the heavy responsibility of data reception, processing, and output. It receives wire rope peristalsis data from the detection device 14, as well as environmental data collected by the sensor array 12. Upon receiving this data, the controller immediately activates its powerful data analysis function to conduct an in-depth and comprehensive comparative analysis of the two sets of data.

[0038] Through analysis, the controller can accurately identify the creep characteristics of the wire rope under different environmental conditions, thereby obtaining precise detection results. These results include not only the magnitude of the wire rope's creep, but also information such as its creep speed, trend, and potential risks.

[0039] Finally, the controller will clearly display the analyzed test results on screen 9. This allows inspectors to intuitively understand the current status of the elevator wire rope and take timely measures based on this information to ensure the safe operation of the elevator equipment.

[0040] In summary, this utility model, through the close cooperation of the detection device 14, the sensor array 12, and the controller, achieves accurate detection of elevator wire rope creep and comprehensive consideration of environmental factors, providing strong technical support for the safe operation of elevator equipment.

[0041] Specifically, the elevator wire rope creep detection device includes a first connecting block 4 and a second connecting block 5 with a threaded groove at their center. The threaded groove is used to install a connecting rod, which is used to support the main housing 1 of the device.

[0042] In one specific embodiment of this utility model, the support structure of the elevator wire rope creep detection device is ingeniously designed. To enhance the stability and ease of use of the device, threaded grooves are specifically provided at the center positions of the first connecting block 4 and the second connecting block 5.

[0043] The design of these two threaded grooves is ingenious. They not only provide precise positioning points for the installation of the connecting rod, but also ensure a firm connection between the connecting rod and the main housing 1 of the device. As a key support component, the role of the connecting rod is self-evident. It provides solid support for the entire testing device, preventing it from shaking or tilting during use, thereby ensuring the accuracy and stability of the testing.

[0044] In practical applications, inspectors can easily select a suitable connecting rod and install it onto the first connecting block 4 and the second connecting block 5 via threaded grooves. This not only provides effective support for the main housing 1 of the device but also makes the entire inspection device structure more compact and stable.

[0045] Furthermore, this design also considers ease of use and flexibility. When the testing device needs to be moved or its position adjusted, the testing personnel can simply disassemble the connecting rod without performing complex disassembly and reassembly work. This not only saves time and effort but also reduces the difficulty of operation, making the testing work more efficient and smoother.

[0046] In summary, this utility model provides a stable and convenient support structure for the elevator wire rope creep detection device by setting threaded grooves on the first connecting block 4 and the second connecting block 5 and installing connecting rods, which effectively improves the overall performance and detection accuracy of the device.

[0047] Specifically, the elevator wire rope creep detection device includes a groove on the upper frame of the main housing 1, and an insert block on the auxiliary housing 2 opposite to the upper frame of the main housing 1. The insert block is inserted into the groove on the upper frame of the main housing 1.

[0048] In one specific embodiment of this utility model, a unique and ingenious design is adopted for the housing connection structure of the elevator wire rope creep detection device. A groove is specially provided on the upper edge of the main housing 1; this design is not arbitrary but rather the optimal solution derived after careful consideration. Simultaneously, a matching insert is provided on the auxiliary housing 2 at a position opposite to the upper edge of the main housing 1.

[0049] The combination of this insert and groove enables a tight connection between the main housing 1 and the auxiliary housing 2. The insert can be precisely inserted into the groove, forming a stable and reliable connection structure. This design not only enhances the overall stability of the housing but also makes opening and closing the housing more convenient.

[0050] In practice, the testing personnel simply need to align the insert on the auxiliary housing 2 with the groove on the main housing 1 and then gently push it to close the housing. Similarly, when it is necessary to open the housing, simply pull out the insert. This design greatly saves operating time and improves work efficiency.

[0051] Furthermore, this connection method between the insert and the groove also has a certain self-locking function. Once the insert is fully inserted into the groove, a stable locked state is formed, effectively preventing the enclosure from opening or loosening accidentally. This design not only improves the safety of the enclosure but also makes the entire detection device more stable and reliable during use.

[0052] In summary, this invention achieves a simple, convenient, and stable box connection structure by setting a groove on the upper edge of the main box 1 and a matching insert on the secondary box 2. This design not only improves the stability and safety of the testing device but also provides testing personnel with a more efficient and smooth operating experience.

[0053] This utility model solves the problem that existing elevator wire rope creep detection devices cannot provide environmental information to inspectors, making it impossible for inspectors to set the device based on this information, thus reducing the accuracy of the detection.

[0054] Firstly, this utility model provides an elevator wire rope creep detection device, which includes a main housing, a secondary housing, and a housing shaft. The main housing and the secondary housing are connected by the housing shaft, allowing for easy opening and closing, facilitating internal inspection and maintenance.

[0055] Secondly, this invention incorporates a sensor array mounted on the auxiliary housing of the device to collect environmental data, such as temperature and humidity, during the operation of the elevator wire rope. This data is crucial for accurately assessing the wire rope's creep, as changes in environmental conditions directly affect the rope's performance and creep characteristics.

[0056] Furthermore, this invention also includes a controller, which establishes a communication connection with the detection device, sensor array, control buttons, and display screen. The detection device detects the creep of the wire rope and transmits the detection data to the controller. The controller receives environmental data collected by the sensor array, performs comprehensive analysis on this data and the detection data, and finally outputs the detection results.

[0057] In this way, inspectors can obtain real-time data on the creep of the elevator wire rope and related environmental information, and then set and adjust the inspection device based on this information to improve the accuracy and reliability of the inspection.

[0058] In addition, this utility model has the advantages of simple structure and convenient operation, and can be widely used in the detection of wire rope creep in various elevator equipment, providing a strong guarantee for the safe operation of elevators.

[0059] In summary, this utility model's technical solution, by adding components such as sensor arrays and controllers, achieves real-time monitoring and data analysis of elevator wire rope creep, solving the problems of existing detection devices being unable to provide environmental information and having reduced detection accuracy. It has significant technical effects and practical value.

[0060] The above description is merely a preferred embodiment of this utility model and is not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A device for detecting the creep of elevator wire ropes, characterized in that, The device includes a main housing (1), a secondary housing (2), and a housing shaft (3). The main housing (1) and the secondary housing (2) are connected by the housing shaft (3). A first connecting plug (4) is installed on one side of the main housing (1), and a second connecting plug (5) is installed on the other side of the main housing (1). The secondary housing (2) includes a first secondary housing section (7) and a second secondary housing section (8). A sensor array mounting bracket (11) and control buttons (10) are installed on the first secondary housing section (7). A sensor array (12) is installed on the sensor array mounting bracket (11), and a display screen (9) is installed on the second secondary housing section (8). The main housing (1) of the device is equipped with a detection device mounting bracket (15). The main housing (1) of the device is provided with a wire rope groove (13). A detection device (14) is installed on the side wall of the wire rope groove (13). A controller is installed at the bottom of the detection device (14). The controller establishes a communication connection with the detection device (14), control button (10), display screen (9) and sensor array (12). The wire rope groove (13) is used for the wire rope to pass through. The detection device (14) is used to detect the wire rope.

2. The elevator wire rope creep detection device according to claim 1, characterized in that, The detection device (14) transmits the detection data of the wire rope to the controller. The controller also receives environmental data collected by the sensor array (12). The controller is used to perform data analysis on the environmental data and the detection data and output the detection results.

3. The elevator wire rope creep detection device according to claim 1, characterized in that, The first connecting plug (4) and the second connecting plug (5) are provided with threaded grooves at their center positions. The threaded grooves are used to install connecting rods, and the connecting rods are used to support the main body (1) of the device.

4. The elevator wire rope creep detection device according to claim 1, characterized in that, The device includes a groove on the upper edge of the main housing (1) and a plug on the auxiliary housing (2) opposite to the upper edge of the main housing (1). The plug is inserted into the groove on the upper edge of the main housing (1).