CN111207937A - Quick EMUs vehicle stability detection device - Google Patents
Quick EMUs vehicle stability detection device Download PDFInfo
- Publication number
- CN111207937A CN111207937A CN202010030726.5A CN202010030726A CN111207937A CN 111207937 A CN111207937 A CN 111207937A CN 202010030726 A CN202010030726 A CN 202010030726A CN 111207937 A CN111207937 A CN 111207937A
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- CN
- China
- Prior art keywords
- box body
- control circuit
- control chip
- vehicle stability
- train unit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a device for rapidly detecting the vehicle stability of a motor train unit, which comprises a box body, a cover plate arranged on the box body, a fixed base arranged in the box body, a control chip arranged on the fixed base and a three-way acceleration sensor arranged on the fixed base, wherein a control circuit is arranged in the control chip, the signal output end of the three-way acceleration sensor is connected with the control circuit, and an alarm indicator lamp connected with the control circuit is arranged on the front end surface of the box body. The invention also has the characteristics of small volume, convenient carrying, low manufacturing cost, convenient installation, high precision and the like, meets the all-weather real-time monitoring of the vehicle and effectively reduces the safe operation risk of the vehicle.
Description
Technical Field
The invention relates to the field of rail transit detection, in particular to a device for rapidly detecting the stability of a motor train unit vehicle.
Background
Along with the increase of the running speed of the motor train unit, the line span is increased, and the stability of the vehicle is particularly important. If vehicle vibration caused by line conditions, wheel set polygons and equivalent taper changes occurs in the running process of the vehicle, the problems of cracks of a framework, axle box cracking, falling of walking part components, serious track impact and the like can be caused, the line environment and the walking part structure are damaged, even the derailment risk is caused, and serious examination is brought to the safe running of the vehicle. Monitoring the stability of a vehicle by using a suitable portable device is an important means for monitoring the running state of the vehicle. The current main mode to vehicle stability control is the tracking test, and the vibration condition of judgement vehicle that can be timely accurate has the characteristics such as the control is comprehensive, judge accuracy and efficient, but the cost is higher, needs specific experimental conditions moreover, can not satisfy the control of the online running state of every train.
Disclosure of Invention
The invention provides a device for rapidly detecting the stability of a motor train unit vehicle, aiming at the defects of the prior art, and the specific technical scheme is as follows:
the utility model provides a quick EMUs vehicle stability detection device, includes the box body, set up the apron on the box body, set up the fixed baseplate in the box body, set up control chip on the fixed baseplate and set up the three-dimensional acceleration sensor on the fixed baseplate, be equipped with control circuit in the control chip, three-dimensional acceleration sensor's signal output part and control circuit are connected, the terminal surface is equipped with the alarm indicator who is connected with control circuit before the box body.
Preferably, a communication module is arranged in the control chip, a wireless transmission interface is arranged on the box body, and a signal output end of the wireless transmission interface is connected with the communication module.
Preferably, the front end face of the box body is provided with a communication indicator light connected with the communication module.
Preferably, the box body is provided with an external expansion channel connected with the control chip.
Preferably, a battery is disposed in the case.
Preferably, the box body outside is equipped with the interface and the switch that charge of being connected with the battery.
Preferably, the control circuit is connected with a memory for storing data, and the box body is provided with an SD card interface connected with the memory.
The invention has the following beneficial effects:
the invention uses the three-way acceleration sensor arranged in the box body to detect the vibration of the detection point, and then transmits the detection data to the control chip. Meanwhile, a control chip with a data analysis function is arranged in the box body, and a control circuit in the control chip processes the received vibration data so as to analyze the process of the transmission signal of the three-way acceleration sensor and display the detection result on the alarm indicator lamp, so that the accuracy of the vibration test is improved, and the hardware cost is reduced. The invention also has the characteristics of small volume, convenient carrying, low manufacturing cost, convenient installation, high precision and the like, meets the all-weather real-time monitoring of the vehicle and effectively reduces the safe operation risk of the vehicle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a circuit flow diagram of the control circuit of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Examples
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus once an item is defined in one figure, it is not further defined and explained by advocate in subsequent figures.
In the description of the present invention, it should be noted that the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "communicating," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1 to 4, the present invention includes a case 1, a fixing base 3 disposed in the case 1 and used for fixing parts, a control chip 4 disposed in the case 1 and used for data analysis and circuit control, a three-way acceleration sensor 5 disposed in the case 1 and used for testing vibration, and a cover plate 2 disposed on the case 1 and used for sealing the case 1. The three-way acceleration sensor 5 adopts a piezoelectric type acceleration sensor, and the three-way acceleration sensor 5 detects an acceleration signal by using a three-dimensional acceleration sensor on the occasion that the moving direction of the vehicle is not known in advance, has the characteristics of small volume and light weight, can measure the space acceleration, and can comprehensively and accurately reflect the moving property of an object.
The control chip 4 is embedded on the fixed base 3 through an insulating bolt, a control circuit 41 is arranged in the control chip 4, a signal output end of the three-way acceleration sensor 5 is connected with the control circuit 41, the control circuit 41 in the invention is the control circuit 41 which is composed of a single chip microcomputer as a core, see fig. 4, for the prior art, a person skilled in the art can understand the principle, and therefore, the principle is not required to be recited here.
Further referring to fig. 1 to 2, the three-way acceleration sensor 5 is respectively connected with the control chip 4 through signal lines, the control circuit 41 is connected with an alarm indicator 6 for displaying the detected vibration information, and the alarm indicator 6 is installed on the front end face of the box body 1. The detection device is placed at a detection point by a detection person when the vibration of a certain position of the bullet train needs to be detected, the vibration of the detection point is detected by the three-way acceleration sensor 5, then the detection data is transmitted to the control chip 4, so that the vibration value of the detection point is detected, the detection result is displayed on the alarm indicator lamp 6, the alarm indicator lamp 6 displays a green lamp if the vibration parameter is qualified, the alarm indicator lamp 6 displays a red lamp if the vibration parameter is unqualified, so that the detection person can record, the detection person does not need to carry various devices, and the detection person can conveniently carry the device.
With further reference to fig. 2 to 3, in order to store the detected data, the control chip 4 is connected to a memory 12 for storing data, the memory 12 is a memory chip connected to the control chip 4, so that the detected data can be stored in the memory 12, and can be retrieved and viewed at any time, in order to export the detected data from the detection device, an SD card interface 121 connected to the control chip 4 and used for exporting the data of the memory 12 is provided in the box body 1, so that the detection device can directly export the detected data to an SD card for recording and analysis. The box body 1 is also provided with an external expansion channel 9 connected with the control chip 4, and is used for connecting testers with other testing devices.
Meanwhile, a communication module 42 is arranged in the control chip 4, a wireless transmission interface 7 which is connected with the communication module 42 and used for wirelessly transmitting data is arranged on the box body 1, and a communication indicator light 8 which is connected with the communication module 42 is arranged on the front end face of the box body 1. The communication module 42 in the present invention is a wireless communication module 42 composed of a single chip microcomputer as a core, and a person skilled in the art should understand the principle for the prior art, so that the detailed description is omitted here. The detection personnel can be through the wireless quick transmission of wireless transmission interface 7 to the detection room simultaneously in the testing process's detected data, satisfy the vehicle and implement the control all weather, effectively reduce vehicle safe operation risk. A battery 10 for supplying power required for the components is provided in the case 1, and a charging port 11 and a switch 101 for charging the battery 10 are provided on the side end surface of the case 1 and connected to the battery 10.
The present invention detects the vibration of the detection point by using the three-way acceleration sensor 5 provided in the case body 1, and then transmits the detection data to the control chip 4. Meanwhile, the control chip 4 with a data analysis function is arranged in the box body 1, the control circuit 41 in the control chip 4 processes the received vibration data so as to analyze the process of the transmission signal of the three-way acceleration sensor 5 and display the detection result on the alarm indicator lamp 6, so that the accuracy of the vibration test is improved, and the hardware cost is reduced. The invention also has the characteristics of small volume, convenient carrying, low manufacturing cost, convenient installation, high precision and the like, meets the all-weather real-time monitoring of the vehicle and effectively reduces the safe operation risk of the vehicle.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a quick EMUs vehicle stability detection device, its characterized in that, includes box body (1), sets up apron (2) on box body (1), sets up fixed baseplate (3) in box body (1), sets up control chip (4) on fixed baseplate (3) and sets up three-way acceleration sensor (5) on fixed baseplate (3), be equipped with control circuit (41) in control chip (4), the signal output part and the control circuit (41) of three-way acceleration sensor (5) are connected, the terminal surface is equipped with alarm indicator (6) of being connected with control circuit (41) before box body (1).
2. The device for detecting the vehicle stability of the motor train unit according to claim 1, wherein a communication module (42) is arranged in the control chip (4), a wireless transmission interface (7) is arranged on the box body (1), and a signal output end of the wireless transmission interface (7) is connected with the communication module (42).
3. The device for detecting the vehicle stability of the motor train unit according to claim 2, wherein a communication indicator lamp (8) connected with the communication module (42) is arranged on the front end face of the box body (1).
4. The device for detecting the vehicle stability of the motor train unit according to claim 1, wherein the box body (1) is provided with an external expansion channel (9) connected with the control chip (4).
5. The rapid detection device for the stability of motor train unit vehicles according to claim 1, wherein a battery (10) is arranged in the box body (1).
6. The device for detecting the vehicle stability of the motor train unit according to claim 5, wherein a charging interface (11) connected with a battery (10) and a switch (101) are arranged on the outer side of the box body (1).
7. The rapid motor train unit vehicle stability detection device according to claim 1, wherein the control circuit (41) is connected with a memory (12) for storing data, and the box body (1) is provided with an SD card interface (121) connected with the memory (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030726.5A CN111207937A (en) | 2020-01-13 | 2020-01-13 | Quick EMUs vehicle stability detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030726.5A CN111207937A (en) | 2020-01-13 | 2020-01-13 | Quick EMUs vehicle stability detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111207937A true CN111207937A (en) | 2020-05-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010030726.5A Pending CN111207937A (en) | 2020-01-13 | 2020-01-13 | Quick EMUs vehicle stability detection device |
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| Country | Link |
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| CN (1) | CN111207937A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706569A (en) * | 2012-07-06 | 2012-10-03 | 西南交通大学 | Method and device for detecting snaking motion instability of high speed train bogie |
| CN202502551U (en) * | 2012-03-22 | 2012-10-24 | 濮宏保 | Vehicle-mounted intelligent video monitoring server |
| CN105973457A (en) * | 2016-04-28 | 2016-09-28 | 中国铁道科学研究院 | China railway high-speed train on-board stability monitoring device and method |
| US20170210401A1 (en) * | 2016-01-22 | 2017-07-27 | International Electronic Machines Corporation | Railway Vehicle Operations Monitoring |
| CN208795765U (en) * | 2018-08-30 | 2019-04-26 | 上海澄科电子科技有限公司 | A kind of MEMS wireless vibration alarm sensor |
| CN109693679A (en) * | 2017-10-24 | 2019-04-30 | 株洲中车时代电气股份有限公司 | A kind of monitoring system of train operation quality |
-
2020
- 2020-01-13 CN CN202010030726.5A patent/CN111207937A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202502551U (en) * | 2012-03-22 | 2012-10-24 | 濮宏保 | Vehicle-mounted intelligent video monitoring server |
| CN102706569A (en) * | 2012-07-06 | 2012-10-03 | 西南交通大学 | Method and device for detecting snaking motion instability of high speed train bogie |
| US20170210401A1 (en) * | 2016-01-22 | 2017-07-27 | International Electronic Machines Corporation | Railway Vehicle Operations Monitoring |
| CN105973457A (en) * | 2016-04-28 | 2016-09-28 | 中国铁道科学研究院 | China railway high-speed train on-board stability monitoring device and method |
| CN109693679A (en) * | 2017-10-24 | 2019-04-30 | 株洲中车时代电气股份有限公司 | A kind of monitoring system of train operation quality |
| CN208795765U (en) * | 2018-08-30 | 2019-04-26 | 上海澄科电子科技有限公司 | A kind of MEMS wireless vibration alarm sensor |
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Application publication date: 20200529 |
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| RJ01 | Rejection of invention patent application after publication |