CN105313919A - Locomotive axle temperature monitoring device - Google Patents
Locomotive axle temperature monitoring device Download PDFInfo
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- CN105313919A CN105313919A CN201410372101.1A CN201410372101A CN105313919A CN 105313919 A CN105313919 A CN 105313919A CN 201410372101 A CN201410372101 A CN 201410372101A CN 105313919 A CN105313919 A CN 105313919A
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- module
- axle temperature
- monitoring device
- temperature monitoring
- locomotive axle
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Abstract
The invention discloses a locomotive axle temperature monitoring device. A locomotive axle temperature monitoring system taking a single chip microcomputer as a core is provided; according to the locomotive axle temperature monitoring device, a novel digital temperature sensor is adopted for monitoring the locomotive axle temperature, a single serial bus is adopted for transmitting digital signals, and the locomotive axle temperature monitoring device has the characteristics of stability, reliability, high accuracy, simple structure, excellent antijamming capability, high reliability and the like. The locomotive axle temperature monitoring device is structurally characterized in that a power module is connected with a voltage transformation and stabilization circuit and then connected with an input end of a single chip microcomputer module, an output end of a sensor module is connected with an input end of the single chip microcomputer module through a unibus transmission module, a system monitoring circuit module and a keyboard module are connected with the input end of the single chip microcomputer module respectively, an output end of the single chip microcomputer module is connected with a first function amplification circuit module and a second function amplification circuit module respectively, and the first function amplification circuit module and the second function amplification circuit module are connected with a liquid crystal display module and a sound-light alarm module respectively.
Description
Technical field
The present invention is the application belonging to railway locomotive transportation safety checking system field, relates to a kind of Locomotive axle temperature monitoring device particularly.Hot box, to cut axle be one of grave accident factor jeopardizing safety of railway traffic.Railway locomotive axle temperature monitoring device, as a kind of electronics package of automatic circling measurment vehicle axle temperature situation, can report to the police to the axle temperature situation of exception the traffic safety guaranteeing train.
Background technology
Along with railway transportation high-speed overload implementation, rolling stock running velocity improves, load carrying ability increases, and has higher requirement to the safety method guarantee of railway transporting locomotive vehicle, and wherein train axle temperature monitoring is significant to guarantee train operating safety.
Train is in operational process, and the impact of rolling stock and rail, dynamic effect and vibration, cause the heating of each bearing of travelled by vehicle part.When wear-out of a bearing with when producing defect, mal heating increases, and gently then the dead machine that causes of hot box damages, and affects the normal operation of vehicle; Heavy then cause endurance failure and overheating of axle bearing, car crash, have a strong impact on safety of railway traffic, cause huge Loss of Life and property.In order to prevent the generation of this type of grave accident, railway interests set up thousands of row inspection institutes along the railway, has arranged ten hundreds of row inspection workmans, has around the clock checked and find hot box hidden danger.But because goods train is compiled, an extension number is many, station track long, Active workings dispersion, and this test mode only with personal experience is very unreliable, is easy to cause undetected misjudgement, causes a serious accident.
At present, there is many drawbacks in the monitoring system of existing Locomotive axle temperature monitoring device widespread use, there is the shortcomings such as measured error is large, line is many, complex structure, antijamming capability are weak, poor reliability in such as multi way temperature monitor, and System for Infrared Sensor cost is very high, the temperature of traction electric machine bearing and axle suspension bearing can not be monitored; With reference to Chinese invention patent: Locomotive axle temperature monitoring device, the patent No. is: 20120144377.5, it discloses a kind of Locomotive axle temperature monitoring device, comprise micro controller system, it is characterized in that micro controller system transmits with change mu balanced circuit, single bus respectively, memory device, system monitor circuit, the first power amplification circuit, the second power amplification circuit, button are connected, become mu balanced circuit to be connected with power supply, single bus transmission is connected with sensing module, first power amplification circuit is connected with Liquid Crystal Display, and the second power amplification circuit is connected with combined aural and visual alarm.
Visible, develop dependable performance, excellent hot-short bearing temperature monitoring warning, significant to guarantee traffic safety.Along with the development of China railways communications and transportation, passenger vehicle and lorry raise speed in succession, and this has higher requirement to the technical guarantee of transportation safety.
Summary of the invention
The present invention is exactly for the problems referred to above, make up the deficiencies in the prior art, thering is provided a kind of take micro controller system as the locomtive axle temperature of train monitor system of core, present invention employs new digital temperature sensor to monitor Locomotive axle temperature, the Locomotive axle temperature monitoring device of the feature such as reliable and stable, that precision is high, structure is simple, outstanding antijamming capability, high reliability and high security, cost be low that adopts single serial bus transmission digital signal to have.
For achieving the above object, the present invention adopts following technical scheme.
Locomotive axle temperature monitoring device of the present invention comprises hardware module connecting bridge and software program flow process part.Wherein hardware module connecting bridge comprises, power supply, sensor, transmission circuit, micro controller system, amplifying circuit, telltale, its structural feature is: power module and being connected with transformation mu balanced circuit is connected with one-chip computer module input end again, sensor assembly transfers out to one-chip computer module input end by single bus transport module, and system monitor circuit module and Keysheet module are connected with the input end of one-chip computer module respectively; The mouth of one-chip computer module is connected with the first function amplification circuit module and the second function amplification circuit module respectively, and the first function amplification circuit module is connected with LCD MODULE and acousto-optic alarm module more respectively with the second function amplification circuit module.
As a preferred embodiment of the present invention, described micro controller system adopts AT89C53 machine to be core, and external expansion program store; System power-on reset circuit, supervisory electronic circuit (house dog).
As another kind of preferred version of the present invention, described sensor assembly, sensor adopts digital sensor, and sensor is bolt arrangement, is fixed on the casing of each axle head, is connected with cable with the telltale in conductor's cubic; Keypad adopts five dimension matrix keyboards.
Beneficial effect of the present invention: the present invention adopts keypad can pre-set an overtemperature limit value to Locomotive axle temperature.Telltale is to the output signal of each sensor be divided on each axle box of train, automatic circling measurment can be carried out, monitor the temperature traverse that axle box is in operation, when a certain axle temperature of vehicle exceedes preset value, telltale is reported to the police, buzzer phone sounding, alarm lamp glimmers, and demonstrate overtemperature axle position, remind crew member to take appropriate measures, eliminate accident potential.
Accompanying drawing explanation
Fig. 1 is a kind of Locomotive axle temperature monitoring device of the present invention signal wiring schematic block diagram.
Fig. 2 is a kind of Locomotive axle temperature monitoring device of the present invention software flow block diagram.
Wherein, 1 be power module, 2 be transformation mu balanced circuit, 3 be sensor assembly, 4 be single bus transport module, 5 be one-chip computer module, 6 be system monitor circuit module, 7 be LCD MODULE, 11 be sound and light alarm module for Keysheet module, 8 to be the first function amplification circuit module, 9 be the second function amplification circuit module, 10.
Detailed description of the invention
As shown in Figure 1, for hardware module connecting bridge of the present invention comprises, power supply, sensor, transmission circuit, micro controller system, amplifying circuit, telltale, wherein power module 1 and being connected with transformation mu balanced circuit 2 is connected with one-chip computer module 5 input end again, sensor assembly 3 is transferred out to one-chip computer module 5 input end by single bus transport module 4, and system monitor circuit module 6 is connected with the input end of one-chip computer module 5 respectively with Keysheet module 7; The mouth of one-chip computer module 5 is connected with the first function amplification circuit module 8 and the second function amplification circuit module 9 respectively, and the first function amplification circuit module 8 is connected with LCD MODULE 10 and acousto-optic alarm module 11 more respectively with the second function amplification circuit module 9.
Be illustrated in figure 2 a kind of Locomotive axle temperature monitoring device of the present invention software flow block diagram, first button judgement is carried out: if pressed without any button, then system enters monitoring state according to pre-set value, and each sensor temperature state of circling measurment also shows in real time; If there is setting button to press, then enters setting subprogram, carry out the setting of system, and setting value is write outside extender memory device; If there is query key to press, then enter query State, the inquiry of warm variability and alert event inquiry can be carried out.
Claims (3)
1. a Locomotive axle temperature monitoring device, comprise hardware module connecting bridge and software program flow process part, wherein hardware module connecting bridge comprises, power supply, sensor, transmission circuit, micro controller system, amplifying circuit, telltale, it is characterized in that: described power module (1) and being connected with transformation mu balanced circuit (2) is connected with one-chip computer module (5) input end again, sensor assembly (3) transfers out to one-chip computer module (5) input end by single bus transport module (4), system monitor circuit module (6) is connected with the input end of one-chip computer module (5) respectively with Keysheet module (7), the mouth of one-chip computer module (5) is connected with the first function amplification circuit module (8) and the second function amplification circuit module (9) respectively, and the first function amplification circuit module (8) is connected with LCD MODULE (10) and acousto-optic alarm module (11) more respectively with the second function amplification circuit module (9).
2. a kind of Locomotive axle temperature monitoring device according to claim 1, is characterized in that: described one-chip computer module (5) adopts AT89C53 machine to be core, and external expansion program store; System power-on reset circuit, supervisory electronic circuit (house dog).
3. a kind of Locomotive axle temperature monitoring device according to claim 1, it is characterized in that: described sensor assembly (3), sensor adopts digital sensor, and sensor is bolt arrangement, be fixed on the casing of each axle head, be connected with the telltale in conductor's cubic with cable; Keypad adopts five dimension matrix keyboards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372101.1A CN105313919A (en) | 2014-07-31 | 2014-07-31 | Locomotive axle temperature monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372101.1A CN105313919A (en) | 2014-07-31 | 2014-07-31 | Locomotive axle temperature monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105313919A true CN105313919A (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410372101.1A Pending CN105313919A (en) | 2014-07-31 | 2014-07-31 | Locomotive axle temperature monitoring device |
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| CN (1) | CN105313919A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042835A (en) * | 2017-03-27 | 2017-08-15 | 杭州电子科技大学 | Locomotive axle temperature detects warning device circuit |
| CN109318716A (en) * | 2017-12-20 | 2019-02-12 | 中车长春轨道客车股份有限公司 | A kind of traction electric machine bearing temperature monitoring alarm control method, system and relevant apparatus |
-
2014
- 2014-07-31 CN CN201410372101.1A patent/CN105313919A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042835A (en) * | 2017-03-27 | 2017-08-15 | 杭州电子科技大学 | Locomotive axle temperature detects warning device circuit |
| CN109318716A (en) * | 2017-12-20 | 2019-02-12 | 中车长春轨道客车股份有限公司 | A kind of traction electric machine bearing temperature monitoring alarm control method, system and relevant apparatus |
| WO2019119498A1 (en) * | 2017-12-20 | 2019-06-27 | 中车长春轨道客车股份有限公司 | Traction motor bearing temperature monitoring alert control method, system and related device |
| CN109318716B (en) * | 2017-12-20 | 2020-01-10 | 中车长春轨道客车股份有限公司 | Traction motor shaft temperature monitoring alarm control method, system and related device |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160210 |