CN211373904U - Brake shoe pressure static detection device - Google Patents
Brake shoe pressure static detection device Download PDFInfo
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- CN211373904U CN211373904U CN201922482142.7U CN201922482142U CN211373904U CN 211373904 U CN211373904 U CN 211373904U CN 201922482142 U CN201922482142 U CN 201922482142U CN 211373904 U CN211373904 U CN 211373904U
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- brake shoe
- shoe pressure
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Abstract
The utility model discloses a brake shoe pressure static detection device, which comprises a notebook computer, a PLC, an AD041 analog quantity acquisition module, a wireless transmission module, a 24V power supply and a brake shoe pressure sensor; the static brake shoe pressure detection device provided by the utility model can collect the brake shoe pressure of the truck; the sensor is placed in a gap between a brake shoe and a wheel of a vehicle, various parameters of the truck are input on a notebook computer program, and the PLC controls the AD041 analog quantity acquisition module to acquire the data of the sensor according to a set program; the test result is uploaded to a notebook computer program interface through the wireless transmission module, and the brake shoe pressure test detection work is completed.
Description
Technical Field
The utility model relates to a static detection device of brake shoe pressure for railway vehicle's brake shoe pressure is gathered, is saved, and the requirement, test method and the inspection rule of the vehicle brake shoe force test of regulation in "about railway freight car static brake shoe pressure experiment technical condition" are designed according to the ministry of transportation of the people's republic of China railway.
Background
Along with the development of society, the safety degree of railway transportation is far higher than that of air transportation and road transportation, and the railway transportation becomes the first-choice vehicle for most people to go on long journey, the detection and maintenance of vehicles become the central importance of safety guarantee work, and the detection of braking system is the first process of vehicle detection, whether normal work of braking system directly relates to whether the vehicle can run safely, the detection of the prior railway vehicle braking system is the detection of artificial striking, because the vehicle volume is larger, the detection is very complicated and fussy, a lot of inconvenience is brought to workers, and the safe running of the vehicle can not be guaranteed due to the reason of artificial detection.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a static detection device for brake shoe pressure, which adopts a distributed test scheme of an upper computer and a lower computer, wherein the lower computer is responsible for the data acquisition of a pressure sensor and is in wireless connection with the upper computer through a 485 communication module and a wireless module, so as to realize the data communication of control and acquisition; the host computer is 1 notebook computer, be responsible for carrying out the communication and the control testing process of pressure detection data with the next computer, manage and print the detection data, fully realize the convenience of test system use and the centralization of data, the sensor that test system adopted is high accuracy, it is ultra-thin, the authenticity, the accuracy of brake shoe pressure have fundamentally been guaranteed to the design scheme that two points gathered simultaneously in the test process, only need in the test process put the brake shoe of vehicle and wheel gap with the sensor can, easy operation is convenient, practice thrift manpower and materials, easy maintenance.
In order to achieve the above object, the present invention provides the following technical solutions:
a static brake shoe pressure detection device is characterized in that the whole machine consists of a notebook computer (7), a PLC (1), an AD041 analog quantity acquisition module (2), a wireless transmission module (3), a 24V power supply (4) and a brake shoe pressure sensor (6); the 24V power supply (4) converts an external 220V voltage into a 24V voltage to supply power to the sensor; the brake shoe pressure sensor (6) is placed in a gap between a brake shoe and a wheel of a vehicle to collect pressure; the AD041 analog quantity acquisition module (2) acquires the numerical value of each brake shoe pressure sensor (6); the PLC (1) is connected with the AD041 analog quantity acquisition module (2) and is used for controlling the acquisition of sensor data; the wireless transmission module (3) is a management center for data transmission and reports the acquired data to a program of a notebook computer (7); the notebook computer (7) can store, inquire and print test data.
The device has reasonable design, compact structure, advanced process, simple and convenient operation, stable operation and higher automation degree, and is intelligent equipment for detecting the pressure of the brake shoe of the railway vehicle; the main characteristics are as follows:
1. the equipment has reasonable process flow and high testing efficiency;
2. the structure is simple, and the overhaul is convenient;
3. the detection system and the database are separately designed, so that the safety and the reliability of data are ensured;
drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1: front view of brake shoe pressure static detection device
FIG. 2: side view of brake shoe pressure static detection device
In the figure: the device comprises a PLC (1), an AD041 analog quantity acquisition module (2), a wireless transmission module (3), a 24V power supply (4), a diaphragm capsule transmitter (5), a brake shoe pressure sensor (6) and a notebook computer (7).
Detailed Description
Please refer to fig. 1 and 2: the whole machine consists of a notebook computer (7), a PLC (1), an AD041 analog quantity acquisition module (2), a wireless transmission module (3), a 24V power supply (4) and a brake shoe pressure sensor (6); the PLC (1) is connected with the AD041 analog quantity acquisition module (2) to realize the acquisition of the pressure between the brake shoes; the 24V power supply (4) mainly converts an external 220V voltage into a 24V voltage to supply power to the sensor; the wireless transmission module (3) is a management center for data transmission, realizes control and collected data communication, and reports the collected data to a program of the notebook computer (7); the notebook computer (7) is a data management and storage center and is responsible for communicating pressure detection data with a lower computer, controlling a test process and managing and printing the detection data; the brake shoe pressure sensor (6) is responsible for testing the pressure between brake shoes, the brake shoe pressure sensor (6) is placed in a gap between a brake shoe and a wheel of a vehicle to collect and test the pressure between the brake shoes, various parameters are input on a program interface of a notebook computer (7), the operation is started, the brake shoe pressure sensor (6) converts pressure into pressure value data through an AD041 analog quantity collection module (2) after collecting the pressure and transmits the pressure value data to a PLC (1), and after a test to be tested is completed, a test result is uploaded and displayed on the program interface of the notebook computer (7) through a wireless transmission module (3).
Claims (1)
1. A static detection device of brake shoe pressure is characterized in that: the whole machine consists of a notebook computer (7), a PLC (1), an AD041 analog quantity acquisition module (2), a wireless transmission module (3), a 24V power supply (4) and a brake shoe pressure sensor (6); the 24V power supply (4) converts an external 220V voltage into a 24V voltage to supply power to the sensor; the brake shoe pressure sensor (6) is placed in a gap between a brake shoe and a wheel of a vehicle to collect pressure; the AD041 analog quantity acquisition module (2) acquires the numerical value of each brake shoe pressure sensor (6); the PLC (1) is connected with the AD041 analog quantity acquisition module (2) and is used for controlling the acquisition of sensor data; the wireless transmission module (3) is a management center for data transmission and reports the acquired data to a program of a notebook computer (7); the notebook computer (7) can store, inquire and print test data.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922482142.7U CN211373904U (en) | 2019-12-23 | 2019-12-23 | Brake shoe pressure static detection device |
Applications Claiming Priority (1)
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CN201922482142.7U CN211373904U (en) | 2019-12-23 | 2019-12-23 | Brake shoe pressure static detection device |
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CN211373904U true CN211373904U (en) | 2020-08-28 |
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CN201922482142.7U Active CN211373904U (en) | 2019-12-23 | 2019-12-23 | Brake shoe pressure static detection device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113091982A (en) * | 2019-12-23 | 2021-07-09 | 齐齐哈尔四达铁路设备有限责任公司 | Brake shoe pressure static detection device |
CN114323705A (en) * | 2020-10-12 | 2022-04-12 | 齐齐哈尔四达铁路设备有限责任公司 | Brake shoe foundation braking force measuring instrument based on wireless technology |
-
2019
- 2019-12-23 CN CN201922482142.7U patent/CN211373904U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113091982A (en) * | 2019-12-23 | 2021-07-09 | 齐齐哈尔四达铁路设备有限责任公司 | Brake shoe pressure static detection device |
CN114323705A (en) * | 2020-10-12 | 2022-04-12 | 齐齐哈尔四达铁路设备有限责任公司 | Brake shoe foundation braking force measuring instrument based on wireless technology |
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