CN205273496U - Tire tread abrades detection device - Google Patents
Tire tread abrades detection device Download PDFInfo
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- CN205273496U CN205273496U CN201521137418.3U CN201521137418U CN205273496U CN 205273496 U CN205273496 U CN 205273496U CN 201521137418 U CN201521137418 U CN 201521137418U CN 205273496 U CN205273496 U CN 205273496U
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- wheel tread
- scotch
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Abstract
The utility model provides a tire tread abrades detection device, including scotch pole, swinging arms, installation base and attenuator, the attenuator is installed between scotch pole and installation base, the both ends of swinging arms articulate with the installation base with the scotch pole respectively and connect to form parallelogram mechanism, still include controlgear and the fixed elevating system who sets up on the inboard railway roadbed of track, elevating system's lifter articulates with scotch pole or swinging arms to be connected, the position of controlgear control lifter. Whether the parallelogram configuration of this device in having prior art, this device still has the elevating system that drive scotch pole reciprocated, utilizes elevating system to drive the scotch pole and reciprocates and be in and set for the position, confirm to detect the vehicle through the tire tread abrades detection device upside according to road speed, driving direction different, and avoid reverse and travel or overspeed driving's vehicle causes tire tread abrades detection device and strikes and influence its and use reliability and life -span.
Description
Technical field
The utility model relates to rolling stock wheel to detection technique field, in particular to a kind of wheel tread flat detection device.
Background technology
Taking turns the key part being locomotive walking, profile critical size is directly connected to driving safety by wheel. Therefore how fast and effectively wheelset profile accurately to be measured, detection wheel to attrition, determine whether need change wheel right, to guarantee safety of railway traffic significant.
Wheel tread flat is one of important content of wheel mass state-detection link, its can by time, detection accurately very important. Parallel-crank mechanism as shown in Figure 1 is adopted for the bus or train route tread scratch under low speed; Wherein abrade bar 01 and support the height being mounted opposite base 03 and keeping certain by deoscillator 02, when locomotive passes through, scratch bar 01 drives swing bar 04 to move down under the extruding of wheel rim, displacement sensor 05 is to the upper and lower displacement of the induction panel 06 that Real-Time Monitoring is fixedly connected with scratch bar 01 simultaneously, it is achieved the bruise detection of wheel tread.
But, such wheel tread flat detection device can only carry out detecting and can only unidirectional detecting in train low speed situation; And when locomotive back through or at a high speed by time, owing to scratch bar also can be in the position of detection always, feeler mechanism can be impacted, causes that the reliability and stability of detection device reduce, work-ing life become short.
Practical novel content
For solving the problem that existing locomotive oppositely or at a high speed causes the reliability and stability detecting device reduction, work-ing life to become short by wheel tread flat detection device, the utility model provides a kind of new wheel tread flat detection device
The utility model provides a kind of wheel tread flat detection device, comprises scratch bar, swings bar, mounting seat and deoscillator; Described deoscillator is arranged between described scratch bar and described mounting seat; The two ends of described swing bar are articulated and connected with described scratch bar and described mounting seat composition parallel-crank mechanism respectively; The hoisting appliance also comprising operating device and be fixedly installed on inside track on railway roadbed; The lifting bar of described hoisting appliance and described scratch bar or described swing bar are articulated and connected; The position of described operating device control described lifting bar.
Optionally, described hoisting appliance is Pneumatic type lifting mechanism; The solenoid operated directional valve of described hoisting appliance is electrically connected with described operating device.
Optionally, also comprise for detecting direction to the car and carry out the vehicle equipment of vehicle speed;
Described vehicle equipment is electrically connected with described operating device; Described operating device is according to the position of described the vehicle equipment direction to the car detected and lifting bar described in speed control of sending a car.
Optionally, the data processing unit that described vehicle equipment comprises the first sensor, the 2nd sensor and is connected with described first sensor and described 2nd sensor; Described data processing unit judges direction to the car according to the signal of described first sensor and described 2nd sensor detection and carrys out vehicle speed.
Optionally, mounting bracket and rail clip is also comprised; Described first sensor and described 2nd sensor are arranged on the upper of described mounting bracket; Described mounting bracket is fixedly mounted on rail by described rail clip.
Optionally, the signal converting box being fixedly mounted on described mounting bracket is also comprised; Described first sensor and described 2nd sensor are connected with described data processing unit by described signal converting box.
Optionally, described first sensor and described 2nd sensor are current vortex sensor.
Optionally, described data processing unit has the counting unit determining the locomotive number of axle according to the signal of described first sensor, described 2nd sensor detection.
The wheel tread flat detection device that the utility model provides, except there is parallelogram sturcutre of the prior art, also there is the hoisting appliance driving scratch bar to move up and down, hoisting appliance is utilized to drive scratch bar to move up and down and be in desired location, difference according to road speed, direction of traffic determines whether to detect detecting the vehicle on the upside of device through wheel tread flat, avoids the vehicle oppositely travelling or driving over the speed limit that wheel tread flat is detected device and impacts and affect its work reliability and life-span.
In the utility model one embodiment, vehicle equipment has the first sensor, the 2nd sensor, the timing variations of the first sensor and the 2nd sensor detection teleseme two sensor detection signals is utilized to determine direction of traffic, road speed, and judge whether to carry out bruise detection according to direction of traffic and road speed by operating device, it is to increase the level of automation of whole device.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings;
Fig. 1 is the front view of wheel tread flat detection device in prior art;
Fig. 2 is the sectional view of wheel tread flat detection device in the utility model embodiment;
Fig. 3 is vehicle equipment part schematic diagram in the utility model embodiment;
Wherein, in Fig. 1: 01-scratch bar, 02-deoscillator, 03-mounting seat, 04-swing bar, 05-displacement sensor, 06-induction panel;
In Fig. 2: 1-abrades bar, 2-hoisting appliance, 3-lifting bar, 4-solenoid operated directional valve
In Fig. 3: 11-first sensor, 12-the 2nd sensor, 13-mounting bracket, 14-rail clip, 15-signal converting box.
Embodiment
Fig. 2 is the sectional view of wheel tread flat detection device in the utility model embodiment, and Fig. 3 is vehicle equipment part schematic diagram in the utility model embodiment. Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of wheel tread flat detection device, comprises scratch bar 1, swings bar, mounting seat and deoscillator; Wherein there are at least two swing bars, the two ends of two swing bars are articulated and connected with scratch bar 1 and mounting seat respectively, constituting parallel-crank mechanism, deoscillator is arranged on and swings between bar and mounting seat so that maintain a certain distance between scratch bar 1 and mounting seat. In addition, bruise detection device also has the displacement sensor of induction panel and the detection vertical position of induction panel being fixedly connected with scratch bar 1.
Whole wheel tread flat detection device is arranged on position corresponding with wheel rim inside rail. When train is through out-of-date, wheel rim can contact scratch bar 1, and makes scratch bar 1 move downwardly to specific position; If wheel tread does not abrade, then wheel tread is circular, and in vehicle wheel rotation process, wheel rim height does not change, and also would not make scratch bar 1 height change, and corresponding induction panel and displacement sensor position do not change, and can not fluctuate signal; As wheel tread has scratch, when wheel tread flat position contacts with rail, wheel tread sinks wheel rim is sunk, and wheel rim drives scratch bar 1 to move down, and corresponding induction panel also moves down; Displacement sensor produces fluctuation signal by the situation of movement of induction detection induction panel, so that it may determine to have on wheel tread scratch.
Such as Fig. 2, unlike the prior art, wheel tread flat detection device in the utility model also has the hoisting appliance 2 being fixedly installed on inside track on railway roadbed and the operating device of control hoisting appliance 2 action, the lifting bar 3 of hoisting appliance 2 is articulated and connected with scratch bar 1 or swing bar, under the control of operating device, the height change of lifting bar 3 in hoisting appliance 2, the distance between scratch bar 1 and mounting seat also just changes; Make to abrade bar 1 and be greater than wheel rim height as lifting bar 3 is in relatively lower position to the distance of rail surface, then locomotive through time wheel rim can not touch and abrade bar 1; As lifting bar 3 be in higher position time, locomotive through time wheel rim can touch scratch bar 1. Therefore, as needs specific locomotive wheel tread scratch situation is detected time, can promote scratch bar 1 to the position contacted with wheel rim; During if do not needed to carry out the detection of locomotive wheel tread scratch situation, scratch bar 1 is driven to be displaced downwardly to specific position by hoisting appliance 2. So, if the locomotive speed of process is higher or locomotive reversing motion, drive scratch bar 1 to be displaced downwardly to secure location and prevent from contacting with wheel tread by hoisting appliance 2, parallel-crank mechanism can be avoided to produce the work-ing life damaging, improving wheel tread flat detection device.
Such as Fig. 2, actual using, hoisting appliance 2 can be the hoisting appliance 2 of air pressure type, be also exactly it is pneumatic cylinder, and corresponding lifting bar 3 is the expansion link of pneumatic cylinder or hydro-cylinder. For this reason, hoisting appliance 2 has change high pressure gas flowing direction solenoid operated directional valve 4, operating device be exactly control solenoid operated directional valve 4 change air-flow to and change expansion link telescopic level so that change scratch bar 1 height. Certainly, in other embodiments, it is possible to adopt hydraulic type hoisting appliance 2 or mechanical hoisting appliance 2, as adopted the hoisting appliance 2 of hydraulic type to need to be equipped with corresponding hydraulic pressure solenoid operated directional valve 4; As adopted mechanical hoisting appliance 2 then to need to adopt corresponding drive-motor as driving, the turning direction of operating device direct controlling and driving motor regulates the height of lifting bar 3.
For improving the use level of automation of whole wheel tread flat detection device, in the utility model one embodiment, also comprise detection direction to the car and carry out the vehicle equipment of vehicle speed, utilize vehicle equipment detection to carry out vehicle speed and direction to the car judges whether that liftable scratch bar 1 detects accordingly.
Such as Fig. 3, concrete, in the utility model one embodiment, the data processing unit (not shown) that vehicle equipment comprises the first sensor 11, the 2nd sensor 12 and is connected with the first sensor 11 and the 2nd sensor 12, data processing unit judges direction to the car and road speed according to the detection signal of the first sensor 11 and the 2nd sensor 12. Wherein, two sensors can be directly installed on rail, it is possible to is arranged on the railway roadbed of track side. Such as Fig. 3, the utility model specifically implement in vehicle equipment also comprise mounting bracket 13 and rail clip 14, first sensor 11 and the 2nd sensor 12 and be directly installed on mounting bracket 13, and mounting bracket 13 is fixedly mounted on rail by rail clip 14.
In the utility model is specifically implemented, first sensor 11 and the 2nd sensor 12 all adopt current vortex sensor, utilize changes of magnetic field that ferromagnetic material produces near current vortex sensor and make current vortex sensor produce voltage change signal and judge direction to the car and road speed. Certainly, in other embodiments, it is possible to adopt the sensor of other types to carry out the detection of road speed and direction to the car.
In addition, it is connected with the signal of data processing unit for realizing the first sensor 11 and the 2nd sensor 12, also there is signal converting box 15, first sensor 11 being fixedly mounted on mounting bracket 13 and the 2nd sensor 12 is connected by signal converting box 15 and data processing unit.
Below to how adopting the first sensor 11 and the 2nd sensor 12 to carry out direction to the car and velocity estimated of sending a car. Due to the characteristic of current vortex sensor, have near it wheel by time, inner produce changes of magnetic field, it will be in low level state " 0 "; And when near do not have wheel by time, internal magnetic field is stable is in high level state " 1 ". When not having vehicle to pass through, first sensor 11 and the 2nd sensor 12 are all in high level " 0 " state, and when vehicle moves to the 2nd sensor 12 through the first sensor 11, the level of two sensors there will be the timing variations of " 11 �� 01 �� 00 �� 10 �� 11 ", and data processing unit just can detect that vehicle travels from the first sensor 11 side direction the 2nd sensor 12 side accordingly; Meanwhile, owing to two sensors successively turn into low level signal from high level signal, data processing unit just can obtain motor supply shop's vehicle speed according to the distance of time difference and the first sensor 11 and the 2nd sensor 12 that it forms low level signal; Direction of traffic and road speed are sent to operating device by data processing unit, operating device judges whether that promoting scratch bar 1 carries out bruise detection: as direction of traffic and road speed meet setting requirement, and operating device control hoisting appliance 2 lifting scratch bar 1 carries out wheel tread flat detection; As contrary in direction of traffic or road speed is greater than setting requirement, then operating device control scratch bar moves for 1 time, do not contact with wheel rim.
In addition, owing to the first sensor 11 and the 2nd sensor 12 also also can respond to the axletree quantity of locomotive according to the change of self level, for this reason, the utility model one embodiment also can be arranged in data processing unit and count unit accordingly, realize the calculating of the vehicle number of axle, judge which kind of locomotive corresponding vehicle is, whether is unrelated vehicle.
Above the wheel tread flat detection device in the utility model embodiment is described in detail. Apply specific case herein principle of the present utility model and enforcement mode to have been set forth; the explanation of above embodiment just understands core concept of the present utility model for helping; when not departing from the utility model principle; the utility model also can carry out some improvement and modification, and these improve and modify and also fall in protection domain of the present utility model.
Claims (8)
1. a wheel tread flat detection device, comprises scratch bar, swings bar, mounting seat and deoscillator; Described deoscillator is arranged between described scratch bar and described mounting seat; The two ends of described swing bar are articulated and connected with described scratch bar and described mounting seat composition parallel-crank mechanism respectively; It is characterized in that: the hoisting appliance also comprising operating device He being fixedly installed on inside track on railway roadbed; The lifting bar of described hoisting appliance and described scratch bar or described swing bar are articulated and connected; The position of described operating device control described lifting bar.
2. wheel tread flat according to claim 1 detection device, it is characterised in that: described hoisting appliance is Pneumatic type lifting mechanism; The solenoid operated directional valve of described hoisting appliance is electrically connected with described operating device.
3. wheel tread flat according to claim 1 and 2 detection device, it is characterised in that: also comprise for detecting direction to the car and carry out the vehicle equipment of vehicle speed;
Described vehicle equipment is electrically connected with described operating device; Described operating device is according to the position of described the vehicle equipment direction to the car detected and lifting bar described in speed control of sending a car.
4. wheel tread flat according to claim 3 detection device, it is characterised in that: the data processing unit that described vehicle equipment comprises the first sensor, the 2nd sensor and is connected with described first sensor and described 2nd sensor; Described data processing unit judges direction to the car according to the signal of described first sensor and described 2nd sensor detection and carrys out vehicle speed.
5. wheel tread flat according to claim 4 detection device, it is characterised in that: also comprise mounting bracket and rail clip; Described first sensor and described 2nd sensor are arranged on the upper of described mounting bracket; Described mounting bracket is fixedly mounted on rail by described rail clip.
6. wheel tread flat according to claim 5 detection device, it is characterised in that: also comprise the signal converting box being fixedly mounted on described mounting bracket; Described first sensor and described 2nd sensor are connected with described data processing unit by described signal converting box.
7. wheel tread flat according to claim 6 detection device, it is characterised in that: described first sensor and described 2nd sensor are current vortex sensor.
8. wheel tread flat according to claim 4 detection device, it is characterised in that: described data processing unit has the counting unit determining the locomotive number of axle according to the signal of described first sensor, described 2nd sensor detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521137418.3U CN205273496U (en) | 2015-12-31 | 2015-12-31 | Tire tread abrades detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521137418.3U CN205273496U (en) | 2015-12-31 | 2015-12-31 | Tire tread abrades detection device |
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| Publication Number | Publication Date |
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| CN205273496U true CN205273496U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521137418.3U Active CN205273496U (en) | 2015-12-31 | 2015-12-31 | Tire tread abrades detection device |
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| CN (1) | CN205273496U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962879A (en) * | 2018-12-07 | 2020-04-07 | 马鞍山市雷狮轨道交通装备有限公司 | Equipment and method for detecting out-of-roundness of wheel tread |
| CN110962880A (en) * | 2018-12-07 | 2020-04-07 | 马鞍山市雷狮轨道交通装备有限公司 | Contact method wheel radial run-out detection system and method |
| CN116495026A (en) * | 2023-06-19 | 2023-07-28 | 成都铁安科技有限责任公司 | Method and system for adjusting wheel set damage detection rod |
| CN116495027A (en) * | 2023-06-30 | 2023-07-28 | 成都铁安科技有限责任公司 | Vibration reduction detection assembly and system for detecting tread of wheel set |
| CN117141548A (en) * | 2023-10-30 | 2023-12-01 | 成都铁安科技有限责任公司 | Translation device for detecting tread damage of wheel set |
-
2015
- 2015-12-31 CN CN201521137418.3U patent/CN205273496U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962879A (en) * | 2018-12-07 | 2020-04-07 | 马鞍山市雷狮轨道交通装备有限公司 | Equipment and method for detecting out-of-roundness of wheel tread |
| CN110962880A (en) * | 2018-12-07 | 2020-04-07 | 马鞍山市雷狮轨道交通装备有限公司 | Contact method wheel radial run-out detection system and method |
| CN110962879B (en) * | 2018-12-07 | 2023-11-03 | 马鞍山市雷狮轨道交通装备有限公司 | Wheel tread out-of-roundness detection equipment and detection method |
| CN110962880B (en) * | 2018-12-07 | 2023-11-17 | 马鞍山市雷狮轨道交通装备有限公司 | Wheel radial runout detection system and method by contact method |
| CN116495026A (en) * | 2023-06-19 | 2023-07-28 | 成都铁安科技有限责任公司 | Method and system for adjusting wheel set damage detection rod |
| CN116495026B (en) * | 2023-06-19 | 2023-08-29 | 成都铁安科技有限责任公司 | Method and system for adjusting wheel set damage detection rod |
| CN116495027A (en) * | 2023-06-30 | 2023-07-28 | 成都铁安科技有限责任公司 | Vibration reduction detection assembly and system for detecting tread of wheel set |
| CN116495027B (en) * | 2023-06-30 | 2023-08-29 | 成都铁安科技有限责任公司 | Vibration reduction detection assembly and system for detecting tread of wheel set |
| CN117141548A (en) * | 2023-10-30 | 2023-12-01 | 成都铁安科技有限责任公司 | Translation device for detecting tread damage of wheel set |
| CN117141548B (en) * | 2023-10-30 | 2024-01-30 | 成都铁安科技有限责任公司 | Translation device for detecting tread damage of wheel set |
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