CN209689800U - Rail with failure predication function hands over stock rail obstacle detector and train - Google Patents
Rail with failure predication function hands over stock rail obstacle detector and train Download PDFInfo
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- CN209689800U CN209689800U CN201920174590.8U CN201920174590U CN209689800U CN 209689800 U CN209689800 U CN 209689800U CN 201920174590 U CN201920174590 U CN 201920174590U CN 209689800 U CN209689800 U CN 209689800U
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Abstract
The utility model discloses a kind of, and the rail with failure predication function hands over stock rail obstacle detector and train, including detection crossbeam and the detection plate being flexibly connected with detection crossbeam, detection plate is moved when touching barrier to detection crossbeam, the contact-detection sensor for detecting detection plate movement is equipped between the detection crossbeam and detection plate, the detection plate is connected with the crack monitoring sensor of detection detection plate crackle, signal acquisition unit acquires contact-detection sensor, the signal of crack monitoring sensor is simultaneously transferred to data processing unit, data processing unit analyzes and determines signal, and result is uploaded to Vehicle Controller.The utility model can accurately detect barrier, and have the function of failure predication, when the failure problems such as fatigue occur and will call the police to be safeguarded.
Description
Technical field
The utility model relates to technology of track traffic, and in particular to contact obstacle detector.
Background technique
Existing contact obstacle detector, usually using the detection crossbeam transverse to train rail, the detection
Crossbeam is connected with elastic support, and will lead to the N-type leaf spring of contact barrier when barrier encounters detection crossbeam, deformation occurs.
The deformation of the leaf spring can set out electric switch or travel switch movement, activate train emergency braking scheme.
The defect of prior art is elastic element using nonlinear elastic deformation element leaf spring, travel switch or
Person close to switch activated by judging the deflection of leaf spring train whether the method for discrimination of emergency braking.However train is encountered
Barrier decides whether to emergency braking later, to give train bring degree of danger according to barrier, and the distinguishing rule is answered
For the size of impact force.And the corresponding relationship between leaf spring and institute's stress, it needs complex mathematical computations, Mechanics Simulation and tests
Card, this needs to adjust different impact force triggering brakings to different automobile types and brings great difficulty.
It is only to carry out range estimation discrimination by artificial at present in addition, being easy breakage since detection crossbeam is often in contact with barrier
Whether component is needed replacing.
Utility model content
Technical problem to be solved in the utility model is exactly the train detection of obstacles dress for being provided with failure predication function
It sets and train, can accurately detect barrier, and have the function of failure predication.
In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of with failure predication function
Rail hands over stock rail obstacle detector, including detection crossbeam and the detection plate being flexibly connected with detection crossbeam, detection plate
It is moved when touching barrier to detection crossbeam, is equipped between the detection crossbeam and detection plate and detects detection plate movement
Contact-detection sensor, the detection plate are connected with the crack monitoring sensor of detection detection plate crackle.
Optionally, the detection crossbeam is connect with detection plate elastic floating.
Optionally, the detection plate and detection crossbeam between be equipped with guide blot, the guide blot detection crossbeam with
Housing elastic element between detection plate.
Optionally, the contact-detection sensor be force snesor or/and displacement sensor or/and travel switch or/and
Close to switch.
Optionally, the crack monitoring sensor is crack detection sensor or/and vibrating sensor.
Optionally, the distance measuring sensor of measurement detection crossbeam and rail level height is installed on the detection crossbeam.
Optionally, the detection crossbeam is connected with height adjustment bracket, and the height adjustment bracket and train bogie are pacified
Loading board is fixed by clamping screw, and the height adjustment bracket is equipped with the first height adjustment tooth, the bogie along short transverse
Mounting plate is equipped with the second height adjustment tooth, the first height adjustment tooth and the second height adjustment tooth engagement along short transverse.
Optionally, the height adjustment bracket is equipped with along short transverse adjusts long hole, and the bogie mounting plate is equipped with solid
Determine hole or the bogie mounting plate is equipped with fixation hole, the height adjustment bracket is equipped with along short transverse and adjusts long hole, institute
Clamping screw is stated by fixation hole and adjusts long hole.
The utility model additionally provide a kind of train, including Vehicle Controller, signal acquisition unit, data processing unit with
And a kind of contact subway obstacle detector with failure predication function, the signal acquisition unit acquisition connect
Touching detection sensor, crack monitoring sensor signal and be transferred to data processing unit, the data processing unit is to signal
It is analyzed and determined, and result is uploaded to Vehicle Controller
Further, the height of the detection of distance measuring sensor real-time measurement crossbeam and rail level, when being detected in During Process of Long-term Operation
It when being lower than setting value to the height of detection crossbeam and rail level, is alerted by Vehicle Controller, notice operation maintenance personnel carries out detection crossbeam
Height adjustment, in operational process, the height for detecting crossbeam and rail level becomes smaller suddenly, illustrates that track barrier occurs in operation in train
Hinder, Vehicle Controller early warning simultaneously carries out emergency braking processing.
The utility model by adopting the above technical scheme, has the following beneficial effects:
1, detection plate is flexibly connected with detection crossbeam, and detection plate opposite can detect cross beam movement when touching barrier,
Thus contact-detection sensor can directly and accurately perceive barrier.
2, contact-detection sensor is preferably force snesor, can directly acquire the information of accurate power, barrier is to inspection
Most directly effect is impact force to drafting board, thus more directly and accurate to the detection of barrier.
3, detection plate is connected with the crack monitoring sensor of detection detection plate crackle, can when crackle occurs for structural member
Directly inform service personnel's maintenance.
4, detection crossbeam and detection plate is connect by guide blot with elastic element composition elastic floating, and detection plate can be along
Guide blot is moved to detection crossbeam direction, on the one hand elastic element is used to the impact force of barrier being converted to displacement, is convenient for
It is detected with force snesor, displacement sensor or close to sensors such as switches;On the one hand hardness impact is buffered, is prolonged
The service life of long detection plate.
5, the distance measuring sensor that measurement detection crossbeam and rail level height is equipped on crossbeam is detected, when detecting in driving process
When crossbeam and rail level distance become smaller suddenly, derailing signal reporting is subjected to emergency braking to Vehicle Controller, guarantees safety.
6, it after train long-time driving process wheel can generate abrasion, is installed by height adjustment bracket and train bogie
Height adjustment tooth between plate, height adjustment in place after, by clamping screw lock two components, thus adjustable detection crossbeam and
Rail level height, it is ensured that the effect of obstacle detector.
The specific technical solution and its advantages of the utility model will combine attached in the following detailed description
Figure is described in detail.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
Fig. 1 is the schematic diagram one of the utility model overall structure;
Fig. 2 is the schematic diagram two of the utility model overall structure;
Fig. 3 is the schematic diagram three (removal detection plate) of the utility model overall structure;
Fig. 4 is the structural schematic diagram of detection plate;
Fig. 5 is Tthe utility model system block diagram;
Fig. 6 is the system block diagram of the utility model redundancy structure.
Specific embodiment
Embodiment one
As shown in Figures 1 to 4, a kind of rail with failure predication function hands over stock rail obstacle detector, including
Detection crossbeam 2 and the detection plate 4 being flexibly connected with detection crossbeam, detection plate 4 can be to detection crossbeams when touching barrier
Movement is equipped with the contact-detection sensor 8 for detecting detection plate movement, the detection plate between the detection crossbeam and detection plate
4 are connected with the crack monitoring sensor 9 of detection detection plate crackle.
Contact-detection sensor 8 is preferably force snesor, can directly acquire the information of accurate power, barrier is to detection
Most directly effect is impact force to plate, thus more directly and accurate to the detection of barrier.It is of course also possible to be displacement sensing
Device, travel switch, close switch or arbitrary combination.
Crack monitoring sensor 9 can be Lamb wave sensor, and wherein at least one is for emitting Lamb wave, at least one
For receiving lamb wave, judged to detect whether cover board has crackle according to the variation of waveform, to carry out the service life to detection cover board
Estimation.Lamb wave sensor both can be mounted or be inlaid in detection plate.Certainly, crack monitoring sensor 9 may be
Vibrating sensor carries out the life prediction or crack monitoring sensor 9 of detection plate by monitoring the frequency variation of detection plate
It may be whirlpool electric transducer, be also possible to piezoelectric transducer, be arranged in impact position.It is of course also possible to be supervised for a variety of crackles
It surveys sensor 9 arbitrarily to combine, detection accuracy can be improved.Crack monitoring sensor 9 can also be simutaneously arranged in detection crossbeam 2
On, while detecting the service life of detection crossbeam.
Wherein, the detection crossbeam 2 is connect with 4 elastic floating of detection plate.Specific in the present embodiment, the detection plate 4
Guide blot is equipped between detection crossbeam 2, guide blot includes screw rod 3 and nut 6, and the guide blot is in detection crossbeam 2
The housing elastic element between detection plate 4, detection plate 4 can be moved along guide blot to detection crossbeam direction, and elastic element is excellent
Choosing uses spring, or elastic cushion.On the one hand elastic element is used to the impact force of barrier being converted to displacement, convenient for using
Force snesor, displacement sensor are detected close to sensors such as switches;On the one hand hardness impact is buffered, is extended
The service life of detection plate.
Detection crossbeam 2 is connected with height adjustment bracket, and the height adjustment bracket and bogie mounting plate 1 pass through locking screw
Bolt is fixed, and the height adjustment bracket is equipped with the first height adjustment tooth along short transverse, and the bogie mounting plate is along height side
To equipped with the second height adjustment tooth, the first height adjustment tooth and the second height adjustment tooth engagement.The height adjustment bracket
It is equipped with along short transverse and adjusts long hole, the bogie mounting plate is equipped with fixation hole or the bogie mounting plate is equipped with admittedly
Determine hole, the height adjustment bracket is equipped with along short transverse adjusts long hole, and the clamping screw is by fixation hole and adjusts long hole.
Alternatively, height adjustment bracket is to detect the upward height extension 22 of beam vertical, height extension 22
Adjusting tooth block 21 is connected, height adjustment tooth engagement on height adjustment tooth and bogie mounting plate is set on adjusting tooth block.
In addition, refering to what is shown in Fig. 3, detection crossbeam 2 facilitated line equipped with cable hole 10.Detection crossbeam longitudinal cross-section is in U-shape
And the internal reinforcing rib 25 that is equipped with prolongs the service life in order to enhancing structure intensity.
The U-shaped mouth for detecting crossbeam is facing forward, and detection plate 4 is set in front of U-shaped mouth.Refering to what is shown in Fig. 4, detection plate 4 is equipped with one
Above towards the column 42 of detection crossbeam, force snesor on detection crossbeam is passed to for will test power suffered by plate 4, when reaching
When to pre set force, direct triggering train braking.Column 42 is also possible to travel switch frizzen, opens with detection crossbeam up stroke
Pass effect.Detection plate mounting hole 41 with guide blot for connecting.
Further, detection crossbeam 2 is equipped with bolt hole 23, for connecting with guide blot.It detects crossbeam 2 and is equipped with location hole
24,22 bottom of height extension insertion location hole 24 is welded and fixed.
A kind of contact subway barrier intelligent detection device is installed on the bogie bracket at left and right sides of train, can be with
It is moved synchronously with train head, detects crossbeam and detection plate perpendicular to train rail, and it is sufficiently low to be placed in train rail plane
Position, the in this way barrier of the contact track of ability maximum possible.Pass through locking between bogie mounting plate 1 and detection crossbeam 2
Bolt 5 locks two components, and height adjustment tooth is cooperated, and avoids the play in height.When train was being run
Wheel will lead to wheel wear with track friction and keep detection measurement too low with orbit plane in journey, can unclamp clamping screw,
Cooperating distance by adjusting the height adjustment tooth of the left and right sides, the height that may be implemented between detection crossbeam and rail level adjusts, from
And readjust the height of the detection crossbeam apart from rail level.
As the deformation of height adjustment mechanism, height adjustment mechanism can also be using following setting.Height adjustment bracket connects
It is connected to adjusting screw rod, adjusting screw rod is threadedly coupled to form lead screw pair with threaded hole.Threaded hole is set on fixed bracket.Adjusting screw rod
It can be fixedly connected with height adjustment knob, rotation height adjusting knob, adjusting screw rod rotates and adjusts height, thus with dynamic height
Adjusting bracket and detection crossbeam adjust height, can when reaching suitable position.Since adjusting screw rod has self-locking function, without additional
Locking.Of course for train is further prevented during the motion, height adjustment knob loosens.Adjusting screw rod can be threadedly coupled
Locking nut.
Height adjustment bracket can also be driven to move up and down by ball wire rod mechanism, ball wire rod mechanism rotational efficienty is more
Height, but lockable mechanism need to be increased.For the rotatory force for reducing height adjustment knob, it is attached that worm and gear and gear pair etc. can also be increased
Belong to mechanism.
In order to steering level adjusting bracket adjust height, prevent from misplacing, improve Adjustment precision, the height adjustment bracket with
Line slide rail is equipped between bogie mounting plate.For example, bogie mounting plate is equipped with swallow-tail form or square sliding slot, with height adjustment
The swallow-tail form or rectangular preiection being arranged on bracket match.
Embodiment two
On the basis of example 1, the ranging for increasing a measurement detection crossbeam and rail level height on detection crossbeam passes
Sensor 7.
7 real-time measurement of distance measuring sensor detects the height of crossbeam and rail level, detects cross when detecting in During Process of Long-term Operation
The height of beam and rail level issues alarm when being lower than setting value, carries out detection beam height by maintenance personnel and adjusts.Work as operational process
In, the height for detecting crossbeam and rail level becomes smaller suddenly, situations such as illustrating that track obstacle occurs in operation in train, such as derail, by
Vehicle Controller is reported to the processing such as control centre's progress emergency braking.
Embodiment three
A kind of train with one of above-described embodiment there is the rail of failure predication function to hand over stock rail obstacle quality testing
Survey device.
Refering to what is shown in Fig. 5, further including Vehicle Controller, signal acquisition unit, electrical isolation unit, data processing unit.
The signal acquisition unit acquires the signal of contact-detection sensor, crack monitoring sensor, distance measuring sensor, and transformation result
It is transferred to data processing unit by electrical isolation unit, the data processing unit analyzes and determines signal, and will knot
Fruit is uploaded to Vehicle Controller.
Specifically, the signal of force signal acquisition unit acquisition force snesor output, transformation result pass through electrical isolation unit
It is transmitted to data processing unit.Displacement signal acquisition unit acquire displacement sensor output signal, transformation result by electrically every
Data processing unit is transmitted to from unit.Switching signal acquisition unit acquires travel switch and the switching value letter close to switch output
Number, transformation result is transmitted to data processing unit by electrical isolation unit.It is defeated that Signal of Cracks acquisition unit acquires crack sensor
Signal out, transformation result are transmitted to data processing unit by electrical isolation module.
When detection plate encounters barrier, force snesor detects impact force, and the impact force which generates is more than to set in advance
Determine barrier impact force, then the signal can be passed to Vehicle Controller by force snesor, inform train since barrier causes tightly
It brings to a halt, triggers Vehicle Controller braking commands, while the signal is accessed into brake circuit, it is ensured that brake successfully.
As shown in fig. 6, a kind of rail with failure predication function hands over stock rail obstacle detector that can also use
The framework of left and right redundancy is to improve the reliability of system, including left force snesor, left position displacement sensor, left travel switch, a left side connect
Nearly switch, left crack sensor, left force signal acquisition unit, left dislocation signal acquisition unit, left-handed opening signal acquisition unit, a left side
Signal of Cracks acquisition unit, electrical isolation unit one, right force snesor, right displacement sensor, right travel switch, right approach are opened
Pass, right crack sensor, right force signal acquisition unit, right displacement signal acquisition unit, right switching signal acquisition unit, right crackle
Signal acquisition unit, electrical isolation unit two and data processing unit.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to retouch in specific embodiment above
The content stated.The modification of any function and structure principle without departing from the utility model is intended to be included in the range of claims
In.
Claims (10)
1. a kind of rail with failure predication function hands over stock rail obstacle detector, it is characterised in that: horizontal including detection
Beam and the detection plate being flexibly connected with detection crossbeam, detection plate are moved when touching barrier to detection crossbeam, the inspection
The contact-detection sensor for being equipped between crossbeam and detection plate and detecting detection plate movement is surveyed, the detection plate is connected with detection inspection
The crack monitoring sensor of drafting board crackle.
2. a kind of rail with failure predication function according to claim 1 hands over stock rail obstacle detector,
Be characterized in that: the detection crossbeam is connect with detection plate elastic floating.
3. a kind of rail with failure predication function according to claim 2 hands over stock rail obstacle detector,
It is characterized in that: being equipped with guide blot between the detection plate and detection crossbeam, the guide blot is in detection crossbeam and detection plate
Between housing elastic element.
4. a kind of rail with failure predication function according to claim 1 hands over stock rail obstacle detector,
Be characterized in that: the contact-detection sensor is force snesor or/and displacement sensor or/and travel switch or/and close to opening
It closes.
5. a kind of rail with failure predication function according to claim 1 hands over stock rail obstacle detector,
Be characterized in that: the crack monitoring sensor is crack detection sensor or/and vibrating sensor.
6. a kind of rail with failure predication function according to claim 1 hands over stock rail obstacle detector,
It is characterized in that: the distance measuring sensor of measurement detection crossbeam and rail level height is installed on the detection crossbeam.
7. a kind of rail with failure predication function according to claim 1 hands over stock rail obstacle detector,
Be characterized in that: the detection crossbeam is connected with height adjustment bracket, and the height adjustment bracket and train bogie mounting plate are logical
It crosses clamping screw to fix, the height adjustment bracket is equipped with the first height adjustment tooth, the bogie mounting plate along short transverse
The second height adjustment tooth, the first height adjustment tooth and the second height adjustment tooth engagement are equipped with along short transverse.
8. a kind of rail with failure predication function according to claim 7 hands over stock rail obstacle detector,
Be characterized in that: the height adjustment bracket is equipped with along short transverse adjusts long hole, and the bogie mounting plate is equipped with fixation hole, or
Bogie mounting plate described in person is equipped with fixation hole, and the height adjustment bracket is equipped with along short transverse and adjusts long hole, the locking
Bolt is by fixation hole and adjusts long hole.
9. a kind of train, it is characterised in that: wanted including Vehicle Controller, signal acquisition unit, data processing unit and right
A kind of rail friendship stock rail obstacle detector with failure predication function, the letter described in asking any one of 1 to 8
Number acquisition unit acquisition contact-detection sensor, crack monitoring sensor signal and be transferred to data processing unit, the number
Signal is analyzed and determined according to processing unit, and result is uploaded to Vehicle Controller.
10. a kind of train according to claim 9, it is characterised in that: distance measuring sensor real-time measurement detects crossbeam and rail
The height in face, when detecting the height of detection crossbeam and rail level in During Process of Long-term Operation lower than setting value, by Vehicle Controller
Alarm, notice operation maintenance personnel carry out detection beam height and adjust, and in operational process, the height for detecting crossbeam and rail level becomes suddenly
It is small, illustrate that track obstacle occurs in operation in train, Vehicle Controller early warning simultaneously carries out emergency braking processing.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109827686A (en) * | 2019-01-31 | 2019-05-31 | 浙江众合科技股份有限公司 | A kind of train obstacle detector and train with failure predication function |
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2019
- 2019-01-31 CN CN201920174590.8U patent/CN209689800U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109827686A (en) * | 2019-01-31 | 2019-05-31 | 浙江众合科技股份有限公司 | A kind of train obstacle detector and train with failure predication function |
CN109827686B (en) * | 2019-01-31 | 2024-07-09 | 浙江众合科技股份有限公司 | Train obstacle detection device with fault prediction function and train |
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