CN201626432U - Self-calibrating device for trail shaft temperature sensing box - Google Patents
Self-calibrating device for trail shaft temperature sensing box Download PDFInfo
- Publication number
- CN201626432U CN201626432U CN2010202017413U CN201020201741U CN201626432U CN 201626432 U CN201626432 U CN 201626432U CN 2010202017413 U CN2010202017413 U CN 2010202017413U CN 201020201741 U CN201020201741 U CN 201020201741U CN 201626432 U CN201626432 U CN 201626432U
- Authority
- CN
- China
- Prior art keywords
- hot target
- radiation fin
- heating film
- film
- platinum resistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Control Of Resistance Heating (AREA)
Abstract
A self-calibrating device for a trail shaft temperature sensing box comprises a sensor mounting plate, a motor bracket, a driving motor, a heat target shaft plate, a heat target substrate, a heating film, a film platinum resistor, a radiation sheet, a heat insulation cushion, a heating film lead and a film platinum resistor lead. The platinum resistor is stuck in a groove on the inside center of the radiation sheet through heat conductive glue; the heating film is stuck on the inside wall of the radiation sheet; the outer side of the radiation sheet is coated with a layer of high-radiance coating material; the radiation sheet is pivoted on the heat target substrate through a rivet; the heat insulation cushion is arranged between the heating film and the heat target substrate; the film platinum resistor and the heating film lead are respectively welded on a welding plate of the heat target substrate; the driving motor is mounted on the sensor mounting plate through the motor bracket; the driving motor shaft is riveted with the heat target shaft plate; and the heat target substrate is fixed on the heat target shaft plate through a nut. The shaft temperature sensing system can automatically calibrate by using the device so as to real-time automatically diagnose if the working state is normal and provide the reliable parameter to the train.
Description
(1) technical field
The utility model relates to a kind of self-calibrating device, is specifically related to a kind of calibrating installation that railway train shaft temperature is surveyed case that is used for.
(2) background technology
At present, railway train shaft temperature is surveyed case does not have self-calibrating device, and detection system can not in time be revised systematic error, can not whether be in normal working by self-diagnosable system.In order to guarantee the detection system normal operation, the maintainer can only regularly carry out artificial field proving, and not only labour intensity is big, and also there is very big danger in working environment.
(3) summary of the invention
In order to address the above problem, survey the inside of case at railway train shaft temperature a self-calibrating device is installed, two trains carry out self correction by the floor time between the acquisition station before and after utilizing, both timely update the system errors, improve the reliability of detection system, can alleviate maintainer's labour intensity greatly again.
The utility model provides a kind of self-calibrating device, is installed in the inside of axle temperature detection case.This device drives the hot target assembly with heating function by drive motor, during self correction hot target assembly is kept off before the shaft temperature detector eyeglass, control hot target assembly heating, detect hot target temperature signal simultaneously and carry out system self-calibration, after self correction is finished hot target assembly is removed before the detector eyeglass, do not influenced the normal operation of detection system.
A kind of railway train shaft temperature detection system self-calibrating device comprises: detector adapter plate 14, electric machine support 13, drive motor 10, hot target reel 11, hot target base plate 1, heating film 8, film platinum resistor 7, radiation fin 2, heat insulating mattress 9, heating film lead-in wire 5, film platinum resistor lead-in wire 3; Radiation fin 2 is by the thin aluminum sheet punch forming, and one of medial surface center punching press and the consistent groove of film platinum resistor 7 profiles have the mounting hole of four φ 2mm around the radiation fin 2, and outer surface processes uniform pit, sprays one deck high radiant rate infrared coating again; Film platinum resistor 7 usefulness heat-conducting glues stick in the groove at radiation fin 2 medial surface centers, and heating film 8 sticks on radiation fin 2 medial surfaces; Radiation fin 2 is riveted on the hot target base plate 1 by aluminium rivet, for preventing to scorch hot target base plate 1, clamps one deck heat insulating mattress 9 between heating film 8 and the hot target base plate 1, and heat insulating mattress 9 is made by polytetrafluoroethylene; Hot target base plate 1 is made by printed circuit board (PCB), and pad is arranged above, and film platinum resistor 7 and heating film lead-in wire 5 are welded on respectively on the pad of hot target base plate 1; Drive motor 10 is installed on the detector adapter plate 14 by electric machine support 13, the hot target reel 11 of riveted joint on the output shaft of drive motor 10, and hot target base plate 1 is fixed on the hot target reel 11 by screw 12, and the lateral surface of radiation fin 2 is towards the eyeglass of detector 15.
Determination system of train wheel axles can utilize this device to calibrate automatically, timely update the system error, whether self-diagnosable system is in normal working in real time, improves the reliability of detection system, for traffic safety provides reliable parameter, can also save maintainer's work capacity.
(4) description of drawings
Further specify below in conjunction with accompanying drawing with to the utility model.
Fig. 1 is the hot target assembly front view of the utility model;
Fig. 2 is the hot target assembly cutaway view of the utility model;
Fig. 3 is the utility model assembly drawing;
Fig. 4 is the utility model erection plan.
Wherein, 1, hot target base plate, 2, radiation fin, 3, film platinum resistor lead-in wire, 4, aluminium rivet, 5, the heating film lead-in wire, 6, hot target base plate mounting hole, 7, film platinum resistor, 8, heating film, 9, heat insulating mattress, 10, drive motor, 11, hot target reel, 12, screw, 13, electric machine support, 14, the detector adapter plate, 15, detector.
(5) specific embodiment
Further specify with reference to the accompanying drawings:
This device comprises: detector adapter plate 14, electric machine support 13, drive motor 10, hot target reel 11, hot target base plate 1, heating film 8, film platinum resistor 7, radiation fin 2, heat insulating mattress 9, heating film lead-in wire 5, film platinum resistor lead-in wire 3; Radiation fin 2 is by the thin aluminum sheet punch forming, and one of medial surface center punching press and the consistent groove of film platinum resistor 7 profiles have the mounting hole of four φ 2mm around the radiation fin 2, and outer surface processes uniform pit, sprays one deck high radiant rate infrared coating again; Film platinum resistor 7 usefulness heat-conducting glues stick in the groove at radiation fin 2 medial surface centers, and heating film 8 sticks on radiation fin 2 medial surfaces; Radiation fin 2 is riveted on the hot target base plate 1 by aluminium rivet, for preventing to scorch hot target base plate 1, clamps one deck heat insulating mattress 9 between heating film 8 and the hot target base plate 1, and heat insulating mattress 9 is made by polytetrafluoroethylene; Hot target base plate 1 is made by printed circuit board (PCB), and pad is arranged above, and film platinum resistor 7 and heating film lead-in wire 5 are welded on respectively on the pad of hot target base plate 1; Drive motor 10 is installed on the detector adapter plate 14 by electric machine support 13, the hot target reel 11 of riveted joint on the output shaft of drive motor 10, and hot target base plate 1 is fixed on the hot target reel 11 by screw 12, and the lateral surface of radiation fin 2 is towards the eyeglass of detector 15.
The drive motor rotation drives hot target base plate and erects retaining before the detector eyeglass during detection system self correction, is controlled to heating film by detection system and switches on.Its heat radiates by radiation fin, and shaft temperature detector detects hot target emanation energy, by circuit such as inside amplification, conversions, converts hot target voltage signal to; When gathering hot target emanation voltage signal, system also gathers the platinum resistance temperature signal simultaneously, forms " voltage-temperature " curve through Computer Processing, is stored in the hard disc of computer.Self correction is finished the opposite spin of rear drive motor, drives hot target assembly and leaves the detector eyeglass, and detection system enters normal working.
Under system's normal working, shaft temperature detector is gathered axle temperature and is converted voltage signal to, utilizes the anti-curve method of looking into to calculate axle box temperature accurately.
Claims (2)
1. railway train shaft temperature detection system self-calibrating device, comprise: the detector adapter plate, electric machine support, drive motor, hot target reel, hot target base plate, heating film, film platinum resistor, radiation fin, heat insulating mattress, the heating film lead-in wire, the film platinum resistor lead-in wire, it is characterized in that: film platinum resistor sticks in the groove at radiation fin medial surface center with heat-conducting glue, heating film sticks on the radiation fin medial surface, radiation fin lateral surface spraying one deck High Radiant Rate Coating, radiation fin is riveted on the hot target base plate by aluminium rivet, on the hot target base plate pad is installed, clamp heat insulating mattress between heating film and the hot target base plate, film platinum resistor and heating film lead-in wire are welded on respectively on the pad of hot target base plate; Drive motor is installed on the detector adapter plate by electric machine support, on the drive motor axle riveted joint hot target reel, hot target base plate by screw retention on hot target reel.
2. a kind of railway train shaft temperature detection system self-calibrating device according to claim 1, it is characterized in that: described radiation fin is the molded groove consistent with the film platinum resistor profile of side center chisel within it, the mounting hole that four φ 2mm are arranged around the radiation fin, the outer surface of radiation fin has uniform pit, and spraying one deck high radiant rate infrared coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202017413U CN201626432U (en) | 2010-05-25 | 2010-05-25 | Self-calibrating device for trail shaft temperature sensing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202017413U CN201626432U (en) | 2010-05-25 | 2010-05-25 | Self-calibrating device for trail shaft temperature sensing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201626432U true CN201626432U (en) | 2010-11-10 |
Family
ID=43057821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202017413U Expired - Fee Related CN201626432U (en) | 2010-05-25 | 2010-05-25 | Self-calibrating device for trail shaft temperature sensing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201626432U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133899A (en) * | 2011-03-24 | 2011-07-27 | 北京康拓红外技术有限公司 | Temperature-measuring error correction method, equipment and system |
| CN111795795A (en) * | 2020-06-01 | 2020-10-20 | 吴春光 | Electronic auxiliary selection system and method applying signal analysis |
-
2010
- 2010-05-25 CN CN2010202017413U patent/CN201626432U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133899A (en) * | 2011-03-24 | 2011-07-27 | 北京康拓红外技术有限公司 | Temperature-measuring error correction method, equipment and system |
| CN111795795A (en) * | 2020-06-01 | 2020-10-20 | 吴春光 | Electronic auxiliary selection system and method applying signal analysis |
| CN111795795B (en) * | 2020-06-01 | 2021-06-15 | 丽水市天顺导轨制造有限公司 | Electronic auxiliary selection system and method applying signal analysis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201626432U (en) | Self-calibrating device for trail shaft temperature sensing box | |
| CN207457340U (en) | For the measuring device and measuring system of radiation refrigeration film | |
| CN110902073A (en) | Mechanical arm end effector for steel coil labeling | |
| CN103389452A (en) | Probe detector capable of manually and rapidly lifting and pressing probes | |
| CN106979767A (en) | A kind of depression amount detecting device for beach wagon | |
| CN202869735U (en) | High-temperature micro-pressure transmitter | |
| CN202448161U (en) | Tire tread thermal cutting device | |
| CN106402006A (en) | Intelligent electric fan | |
| CN204241499U (en) | Integrated anemoclinograph | |
| CN213902125U (en) | Novel electronic detection mechanism for camber angle and hole site of automobile torsion beam toe-in | |
| CN205049277U (en) | Footboard formula torque sensor | |
| CN104198035A (en) | Solar irradiance sensor with temperature compensation function | |
| CN210198584U (en) | Battery package temperature sensing device based on aluminium bar heat conduction | |
| CN207557513U (en) | A kind of transmission line of electricity microclimate monitoring device | |
| CN207816359U (en) | A kind of base station remote detection control apparatus | |
| CN109084694B (en) | Film thickness detection method | |
| CN207204647U (en) | Screw feeding-distribution device | |
| CN201173599Y (en) | Solar thermal collection system with solar irradiation degree collecting device | |
| CN203116881U (en) | Heat target device of photon detector used for rail train axle temperature detection box | |
| CN206930308U (en) | A kind of cold chain is popped one's head in wireless humiture | |
| CN215217532U (en) | Deformation monitoring and early warning system for super-large-section high-formwork and large-volume concrete structure | |
| CN200979528Y (en) | An infrared gas detecting device with constant temperature function | |
| CN205942468U (en) | Intelligent electric automatization humidification device | |
| CN103395417B (en) | Method and device for measuring temperature of auto brake drum by using contact-type thermistor | |
| CN209673243U (en) | A kind of single firewire panel improving temperature measurement accuracy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20120525 |