CN209634492U - It is a kind of for detecting the device of deceleration top - Google Patents

Abstract

The utility model discloses a kind of for detecting the device of deceleration top, it is made of vehicle body, servo motor, pulsometer, checkout gear of dowty retarder, supporting roller, driving wheel, obliquity sensor, trolley carries checkout gear of dowty retarder and detects respectively to the deceleration top on track both sides, using electromagnetic induction principle detection deceleration top can normal contraction, improve the accuracy of detection.Faulty deceleration top is numbered, position the position where it, and the position of failure deceleration top, number are sent to by corresponding maintenance department by GPRS module, staff is reminded to go to repairing, high pressure gas is inputted into checkout gear of dowty retarder using pulsometer, can detection sliding oil cylinder shrink.The performance that both can recognize deceleration top is stepped on without artificial foot, effectively reduces hand labor cost, is reduced bone caused by when artificial foot steps on deceleration top and is injured.

Description

It is a kind of for detecting the device of deceleration top

Technical field

The utility model relates to detect the performances areas of deceleration top more particularly to a kind of for detecting the device of deceleration top.

Background technique

Deceleration top is used in marshaling yard hump speed control system, is subtracted by sliding oil cylinder cap to running vehicle The hydraulic device of speed, be it is a kind of without extra power, without external control, speed accurately can be carried out to skating vehicle The equipment of control.

Deceleration top is to be exposed to outdoor ring throughout the year using hydraulic oil and nitrogen as an independent hydraulic pressure unit of working media In border, it is easy to appear the leakage of hydraulic oil gas, phenomena such as components aging, breakage, fatigue, these are lost so that deceleration top occurs The probability of failure increases.Deceleration top failure or damage will affect the normal operation of marshalling yard, will lead to vehicle when serious It collides, derailment accident, threatens the safety in production of railway.

In the prior art, the fine or not of deceleration top is detected mainly to check in such a way that maintenance personal is stepped on by foot, The quality of deceleration top is judged according to experience usually, however is influenced by factors such as everyone heights, weight, experience, it is right The breakdown judge of deceleration top has biggish difference, and it is scientific, accurate to accomplish, strong influence to deceleration top is overhauled, and causes to subtract The reduction of speed top stopping power and the reduction of service life.Meanwhile most of maintenance personal gets used to being gone to step on deceleration top with right crus of diaphragm, Certain influence can be generated to human body legs and feet by getting off for a long time.

Utility model content

To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of for detecting the device of deceleration top, In Trolley is put on track, trolley carries checkout gear of dowty retarder and detects respectively to the deceleration top on track both sides, using electricity The performance of magnetic induction principle detection deceleration top is numbered faulty deceleration top, positions it to determine the quality of deceleration top The position at place, and the position of failure deceleration top, number are sent to by corresponding maintenance department by GPRS module, remind work Personnel go to repairing.

To achieve the above object, a kind of device for detecting deceleration top provided by the utility model is achieved in that

It is a kind of for detecting the device of deceleration top, including it is vehicle body, servo motor, pulsometer, checkout gear of dowty retarder, servo-actuated Wheel, driving wheel, obliquity sensor form trolley by vehicle body, servo motor, supporting roller, driving wheel, make it in the track of marshalling yard Upper operation, supporting roller and driving wheel are mounted below vehicle body, and servo motor is mounted on above vehicle body, are driven and are driven by servo motor Wheel rotation, moves vehicle body and then, and supporting roller drives vehicle body mobile for auxiliary drive wheels, and pulsometer is mounted on above vehicle body, One identical checkout gear of dowty retarder is installed respectively, pulsometer is to deceleration between the supporting roller and driving wheel of vehicle body down either side Conveying high-pressure gas in detection device is pushed up, so that checkout gear of dowty retarder is contacted deceleration top, the performance of deceleration top is detected, With two deceleration tops of the same level on track both sides for one group of deceleration top, checkout gear of dowty retarder detects one group of deceleration every time Top, obliquity sensor installs the vehicle body side close to driving wheel side, for detecting the inclination of vehicle body.

The vehicle body of the utility model includes metal aluminum hull, wheel cylinder, controller, GPRS module, indicator light, GPS mould Block, wheel cylinder, controller, GPRS module, GPS module are mounted in metal aluminum hull, and wheel cylinder is used to carry out driving wheel Braking, GPS module are used for positioning failure deceleration top present position, and GPRS module is used to send out the position of failure deceleration top, number Corresponding maintenance department is given, reminds staff to go to repairing, indicator light is mounted on metal aluminum hull top, for warning work Deceleration top of the personnel at this there is a problem that controller leads to for receiving and processing the obliquity information that obliquity sensor detects Cross the obliquity information that detects control servo motor and wheel cylinder work, control pressure pump it is defeated into checkout gear of dowty retarder High pressure gas, control GPRS module is sent to send position and the number information, control instructions lamp point of failure deceleration top to relevant department It is bright come warn deceleration top of the staff at this to there is a problem, receive GPS module positioning failure deceleration top location information, control The performance of checkout gear of dowty retarder detection deceleration top processed.

The deceleration top group detected every time is numbered in the controller of the utility model, with first group of detected deceleration top It is No. 1, one group of deceleration top of next every detection up adds 1 number accordingly, as soon as every detection group deceleration top, GPS module is fixed Position deceleration top position, so that the corresponding position of every group of deceleration top.

The distance between supporting roller and driving wheel of the utility model be no more than the two neighboring deceleration top in track the same side it Between distance, can identify which group deceleration top needs to detect convenient for obliquity sensor, at checkout gear of dowty retarder and driving wheel In same level, checkout gear of dowty retarder is in same vertical plane close to rail side and rail, convenient for deceleration top detection dress Deceleration top can be completely attached to by, which setting, is detected.

Inclination angle value of the trolley by vehicle body when normal deceleration top is preset in the controller of the utility model, when inclination angle passes When sensor detects the inclination angle of vehicle body within a preset range, the inclination angle that obliquity sensor detects for the first time passes through for driving wheel Deceleration top, then checkout gear of dowty retarder detects the deceleration top, the detection inclination angle that obliquity sensor arrives for the second time be with Driving wheel is by deceleration top, and checkout gear of dowty retarder completes the detection of one group of deceleration top at this time.

The driving wheel of the utility model includes wheel, axle, differential mechanism, brake block, and axle both ends are equipped with identical wheel, Axle is equipped with differential mechanism, by servo motor driving differential mechanism rotation, and then drives axle rotation, so that vehicle wheel rotation, on a left side Sidecar wheel is equipped with brake block, and brake block is connect with wheel cylinder, by wheel cylinder control brake block working condition come to wheel It is braked, when driving wheel is after one group of deceleration top, brake block brakes wheel, locates checkout gear of dowty retarder just Above deceleration top.

The checkout gear of dowty retarder of the utility model include can, solenoid valve, air inlet pipe, deceleration roof detector, at signal Circuit board is managed, can top is fixed below metallic aluminium box, and solenoid valve is mounted on the escape pipe of pulsometer and deceleration top detection fills Between the air inlet pipe set, the other end of air inlet pipe is connect with deceleration roof detector, signal processing circuit board and deceleration roof detector It is mounted on inside can, solenoid valve control pulsometer is used for deceleration roof detector conveying high-pressure gas, signal processing circuit board Receive and process the collected data information of deceleration roof detector.

The deceleration roof detector of the utility model includes the first metallic rod, spring, piston, stainless steel tube, permanent magnet, the Two metallic rods, electromagnetic coil, laser pickoff, laser emitter, the first metallic rod are fixed on stainless steel tube top, spring, work Plug, permanent magnet, the second metallic rod, laser pickoff, laser emitter are mounted in stainless steel tube, and spring is connected to first Between metallic rod and piston, permanent magnet is fixed between piston and the second metallic rod, is equipped with pressure in the second metallic rod lower end Sensor, laser emitter are mounted below the first metallic rod, and laser pickoff is mounted on above piston, by laser pickoff with Laser emitter forms laser range finder to detect the first metallic rod to the distance of piston, and electromagnetic coil is wound on stainless steel tube, Electromagnetic induction device is collectively formed with permanent magnet, when not needing detection deceleration top, air pressure air pump inoperative, solenoid valve is opened, bullet Spring by piston toward at the preset distance being pulled between piston and the first metallic rod, when needing to detect deceleration top, air pressure Pump and solenoid valve are opened, and the high pressure gas in solenoid valve control pulsometer slowly enters in stainless steel tube, makes under piston It moves, after the sliding oil cylinder cap of pressure sensor contacts to deceleration top, solenoid valve standard-sized sheet makes to slow down so that piston continues to move down The sliding oil cylinder on top moves down, and judges that can sliding oil cylinder shrink according to the distance between first metallic rod to piston, works as pressure When sensor detects that the pressure between the second metallic rod and sliding oil cylinder cap reaches preset value, permanent magnet enters electromagnetic coil Afterwards, so that electromagnetic coil generates induced current, sliding oil is judged by judging the rate that induced current changes in electromagnetic coil Cylinder whether normal contraction, then pulsometer stops working, spring contraction, haul piston and move up, wherein the pulling force of spring be less than just The thrust that the sliding oil cylinder of normal deceleration top stretches out so that pressure sensor contacts sliding oil cylinder cap move up, when pressure passes After sensor is separated with sliding oil cylinder cap, judge that can sliding oil cylinder uphold according to the distance between first metallic rod to piston, Judge whether sliding oil cylinder normally upholds by judging the speed that induced current changes in electromagnetic coil again.

The signal processing circuit board of the utility model is equipped with temperature-compensation circuit, amplifying circuit, second-order filter circuit, A/ D conversion circuit, STM32 single-chip microcontroller, temperature-compensation circuit are used to carry out temperature-compensating to electromagnetic coil, prevent coil temperature excessively high When, faradic output is influenced, the signal by temperature-compensating is transmitted to amplifying circuit and amplifies processing, is then forwarded to two Rank filter circuit is filtered, and removes noise wave removing, then the signal after filtering processing is transmitted to A/D conversion circuit and believes simulation Number be converted to digital data transmission is handled to STM32 single-chip microcontroller, obtains the speed of curent change on electromagnetic coil, and will place Information after reason is sent to controller.

The scheme of the utility model detection deceleration top performance are as follows: driving wheel rotation is driven by controller control servo motor, Move vehicle body and then, when driving wheel passes through first group of deceleration top, vehicle body run-off the straight, obliquity sensor is by body sway at this time Information be sent to controller, controller controls wheel cylinder and opens, and makes brake block work to brake to wheel, then beats Pulsometer and solenoid valve are opened, the high pressure gas in solenoid valve control pulsometer slowly enters in stainless steel tube, makes under piston It moves, when the distance of the first metallic rod to piston exceeds preset value, pressure sensor just touches sliding oil cylinder cap, then shows this Deceleration top is out of order, and controller controls GPRS module and the position of the failure deceleration top and reference numeral are sent to corresponding maintenance Department, the deceleration top that control instructions lamp lights to warn staff at this there is a problem, staff is reminded to go to repairing, When the distance of the first metallic rod to piston touches sliding oil cylinder cap in preset value pressure sensor, then solenoid valve standard-sized sheet, makes Piston pushes permanent magnet, the second metallic rod, pressure sensor to move down, when pressure sensor detects the second metallic rod and sliding When pressure between oil cylinder cap reaches preset value, the distance of the first metallic rod to piston exceeds values, then shows that this subtracts Speed ejection failure, controller control GPRS module and the position of the failure deceleration top and reference numeral are sent to corresponding maintenance portion Door, the deceleration top that control instructions lamp lights to warn staff at this there is a problem, staff is reminded to go to repairing, the One metallic rod to piston distance in values, show that sliding oil cylinder can be shunk, incuded in electromagnetic coil by judging The rate of curent change come judge sliding oil cylinder whether normal contraction, when in electromagnetic coil induced current variation exceed preset value When, show that sliding oil cylinder is unable to normal contraction, controller controls GPRS module for the position of the failure deceleration top and reference numeral It is sent to corresponding maintenance department, the deceleration top that control instructions lamp lights to warn staff at this there is a problem, remind Staff goes to repairing, when induced current variation is in values in electromagnetic coil, shows that sliding oil cylinder can be normal It shrinks, then pulsometer stops working, and sliding oil cylinder cap moves up, and piston is under the thrust of sliding oil cylinder and the pulling force effect of spring Move up, wherein the pulling force of spring is less than the thrust that the sliding oil cylinder of normal deceleration top stretches out so that pressure sensor contacts it is sliding Dynamic oil cylinder cap moves up, and the piston above pressure sensor reaches in values and pressure sensor cannot contact cunning When dynamic oil cylinder cap, show that sliding oil cylinder is unable to normal contraction, controller control GPRS module by the position of the failure deceleration top and Reference numeral is sent to corresponding maintenance department, and asking occurs in the deceleration top that control instructions lamp lights to warn staff at this Topic reminds staff to go to repairing, when pressure sensor contacts sliding oil cylinder cap is moved upwards up in values, Show that the sliding oil cylinder can be upheld, during piston moves up, permanent magnet moves backward in electromagnetic coil, by judging electromagnetism The rate that induced current changes in coil judges whether sliding oil cylinder normally upholds, and induced current variation exceeds in electromagnetic coil When preset value, show that sliding oil cylinder cannot normally be upheld, controller controls GPRS module for the position of the failure deceleration top and right The corresponding maintenance department that is sent to should be numbered, asking occurs in the deceleration top that control instructions lamp lights to warn staff at this Topic reminds staff to go to repairing, when induced current variation is in values in electromagnetic coil, shows sliding oil cylinder It can normally uphold, then controller control wheel cylinder is closed, and releases braking of the brake block to wheel, and controller controls servo electricity Machine drives driving wheel rotation, moves vehicle body and then, when supporting roller passes through first group of deceleration top, vehicle body run-off the straight again, The information of body sway is sent to controller by obliquity sensor at this time, at this point, checkout gear of dowty retarder completes one group of deceleration top Detection, then vehicle body continues to move forward, into the detection of next group of deceleration top, when obliquity sensor is not detected second of vehicle body Inclination, vehicle body continue to move along.

The deceleration top on track both sides is carried out respectively since the utility model carries checkout gear of dowty retarder using trolley The structure of detection, so as to obtain it is following the utility model has the advantages that

1. the utility model using electromagnetic induction principle detection deceleration top can normal contraction, improve the accurate of detection Property.

2. faulty deceleration top is numbered in the utility model, the position where it is positioned, and pass through GPRS module The position of failure deceleration top, number are sent to corresponding maintenance department, staff is reminded to go to repairing.

3. the utility model warns deceleration top of the staff at this there is a problem using indicator light is lighted, convenient for existing Field staff more intuitively watches out of order deceleration top.

4. the utility model pushes piston, laser distance measurement method to judge that can sliding oil cylinder shrink using pulsometer, nothing Needing artificial foot to step on both can recognize that can sliding oil cylinder shrink, and effectively reduce hand labor cost, reduces artificial foot and steps on and subtracts Bone caused by when speed top injures.

Detailed description of the invention

Fig. 1 is structural schematic diagram when a kind of device for detecting deceleration top of the utility model detects；

Fig. 2 is that the utility model is a kind of for detecting the structural schematic diagram of the vehicle body of the device of deceleration top；

Fig. 3 is that the utility model is a kind of for detecting the side structure schematic diagram of the trolley of the device of deceleration top；

Fig. 4 is that the utility model is a kind of for detecting the structural schematic diagram of the driving wheel of the device of deceleration top；

Fig. 5 is that the utility model is a kind of for detecting the structural schematic diagram of the checkout gear of dowty retarder of the device of deceleration top；

Fig. 6 is that the utility model is a kind of for detecting the structural schematic diagram of the deceleration roof detector of the device of deceleration top；

Fig. 7 is that the utility model is a kind of for detecting the working principle diagram of the signal processing circuit board of the device of deceleration top；

Fig. 8 is that the utility model is a kind of for detecting the program flow chart of the device of deceleration top；

Fig. 9 is that the utility model is a kind of for detecting the working principle diagram of the device of deceleration top.

Main element symbol description.

Specific embodiment

Below with reference to embodiment and compares attached drawing the utility model is described in further detail.

Fig. 1 to 9 is please referred to, show one of the utility model for detecting the device of deceleration top, including trolley 1, Vehicle body 2, servo motor 3, pulsometer 4, checkout gear of dowty retarder 5, supporting roller 6, driving wheel 7, obliquity sensor 8.

As shown in Figure 1, the trolley 1 is made of vehicle body 2, servo motor 3, supporting roller 6, driving wheel 7, trolley 1 is being compiled It being run on the track at group station, supporting roller 6 and driving wheel 7 are mounted on 2 lower section of vehicle body, and servo motor 3 is mounted on 2 top of vehicle body, by Controller 11 controls servo motor 3 and driving wheel 7 is driven to rotate, and moves vehicle body 2 and then, and supporting roller 6 is used for 7 band of auxiliary drive wheels Motor-car body 2 is mobile, and pulsometer 4 is mounted on 2 top of vehicle body, pacifies respectively between the supporting roller 6 and driving wheel 7 of 2 down either side of vehicle body Fill an identical checkout gear of dowty retarder 5, the conveying high-pressure gas into checkout gear of dowty retarder 5 of 11 control pressure of controller pump 4 Body, and controller 11 controls the speed that the work of solenoid valve 20 carrys out 4 input 5 mesohigh gas of checkout gear of dowty retarder of control pressure pump Rate enables checkout gear of dowty retarder 5 to contact deceleration top, detects to the performance of deceleration top, with the same level on track both sides Two deceleration tops in face are one group of deceleration top, and checkout gear of dowty retarder 5 every time install by one group of deceleration top of detection, obliquity sensor 8 Close to 2 side of vehicle body of 7 side of driving wheel, for detecting the inclination of vehicle body 2, and the information that will test is sent to controller 11 It is handled, and then controls the work of checkout gear of dowty retarder 5, the control movement of trolley 1.

As shown in Fig. 2, the vehicle body 2 includes metal aluminum hull 9, wheel cylinder 10, controller 11, GPRS module 12, refers to Show lamp 13, GPS module 14, wheel cylinder 10, controller 11, GPRS module 12, GPS module 14 are mounted in metal aluminum hull 9, For wheel cylinder 10 for braking to driving wheel 7, GPS module 14 is used for positioning failure deceleration top present position, works as deceleration top When detection device 5 is out of order, GPS module 14 will the geographical location information acquisition at this be sent to controller 11, by controller 11 are mapped the deceleration top group with its geographical location information, and easy access personnel know the position where failure deceleration top It sets, GPRS module 12 is used to the position of failure deceleration top, number being sent to corresponding maintenance department, before reminding staff Toward repairing, indicator light 13 is mounted on 9 top of metal aluminum hull, for warning deceleration top of the staff at this there is a problem, just Staff more intuitively watches out of order deceleration top on site, and controller 11 is for receiving and processing obliquity sensor 8 The obliquity information detected controls servo motor 3 and the work of wheel cylinder 10, control pressure by the obliquity information detected Pump 4 conveying high-pressure gas, control GPRS module 12 into checkout gear of dowty retarder 5 send the position of failure deceleration top to relevant department Setting the deceleration top lighted with number information, control instructions lamp 13 to warn staff at this there is a problem, receives GPS module The location informations of 14 positioning failure deceleration tops, control laser emitter 32 emit laser beam to laser pickoff 31, are sentenced with this Disconnected first metallic rod 24 arrives the distance of piston 26, receives the data letter that STM32 single-chip microcontroller is sent in signal processing circuit board 23 Breath.

The deceleration top group detected every time is numbered in the controller 11, with first group of detected deceleration top for 1 Number, one group of deceleration top of next every detection up adds 1 number accordingly, until the deceleration top on the marshalling track is detected It is complete, as soon as every detection group deceleration top, GPS module 14 position the deceleration top position, so that the corresponding position of every group of deceleration top.

As shown in figure 3, the distance between the supporting roller 6 and driving wheel 7 are no more than, track the same side is two neighboring to be subtracted The distance between speed top can identify which group deceleration top needs to detect, and passes through upper one to supporting roller 6 convenient for obliquity sensor 8 After a detected deceleration top, driving wheel 7 can just enter next group of deceleration top and be detected, checkout gear of dowty retarder 5 and driving Wheel 7 is in same level, and checkout gear of dowty retarder 5 is in same vertical plane close to rail side and rail, is convenient for deceleration top Detection device 5 can completely attach to deceleration top and be detected.

Inclination angle value of the trolley 1 by vehicle body 2 when normal deceleration top is preset in the controller 11, when inclination angle senses When device 8 detects the inclination angle of vehicle body 2 within a preset range, the inclination angle that 8 first time of obliquity sensor detects is logical for driving wheel 7 Deceleration top is crossed, then checkout gear of dowty retarder 5 detects the deceleration top, second of the obliquity sensor 8 detection inclination angle arrived It is supporting roller 6 by deceleration top, checkout gear of dowty retarder 5 completes the detection of one group of deceleration top at this time.

As shown in figure 4, the driving wheel 7 include wheel 15, axle 16, differential mechanism 17, brake block 18,16 liang of axle End is equipped with identical wheel 15, and wheel 15 is identical with the shape of rolling stock, travels along the railway track convenient for wheel 15, on axle 16 Equipped with differential mechanism 17, differential mechanism 17 is driven to rotate by servo motor 3, and then axle 16 is driven to rotate, so that wheel 15 rotates, In Left side wheel 15 is equipped with brake block 18, and brake block 18 is connect with wheel cylinder 10, controls 18 work of brake block by wheel cylinder 10 Wheel 15 is braked as state, when driving wheel 7 is after one group of deceleration top, brake block 18 brakes wheel 15, Make checkout gear of dowty retarder 5 just above deceleration top.

As shown in figure 5, the checkout gear of dowty retarder 5 includes can 19, solenoid valve 20, air inlet pipe 21, deceleration top spy Device 22, signal processing circuit board 23 are surveyed, 19 top of can is fixed below metallic aluminium box, and solenoid valve 20 is mounted on pulsometer 4 Between escape pipe and the air inlet pipe 21 of checkout gear of dowty retarder 5, the other end of air inlet pipe 21 is connect with deceleration roof detector 22, into 21 signal processing circuit board 23 of tracheae is mounted on inside can 19 with deceleration roof detector 22,20 control pressure of solenoid valve pump 4 to Conveying high-pressure gas in the stainless steel tube 27 of deceleration roof detector 22, signal processing circuit board 23 is for receiving and processing deceleration The collected data information of roof detector 22.

As shown in fig. 6, the deceleration roof detector 22 includes the first metallic rod 24, spring 25, piston 26, stainless steel Pipe 27, permanent magnet 28, the second metallic rod 29, electromagnetic coil 30, laser pickoff 31, laser emitter 32, the first metallic rod 24 are fixed on 27 top of stainless steel tube, and spring 25, permanent magnet 28, the second metallic rod 29, laser pickoff 31, swashs at piston 26 Optical transmitting set 32 is mounted in stainless steel tube 27, and spring 25 is connected between the first metallic rod 24 and piston 26, permanent magnet 28 are fixed between piston 26 and the second metallic rod 29, are equipped with pressure sensor 33, Laser emission in 29 lower end of the second metallic rod Device 32 is mounted on 24 lower section of the first metallic rod, and laser pickoff 31 is mounted on 26 top of piston, by laser pickoff 31 and laser Transmitter 32 forms laser range finder to detect the distance that the first metallic rod 24 arrives piston 26, and electromagnetic coil 30 is wound on stainless steel tube On 27, electromagnetic induction device is collectively formed with permanent magnet 28, permanent magnet 28 moves in electromagnetic coil 30, so that electromagnetic wire There is induced current on circle 30, when not needing detection deceleration top, pulsometer 4 does not work, and solenoid valve 20 is opened, and spring 25 is by piston 26 toward at the preset distance being pulled between piston 26 and the first metallic rod 24, when needing to detect deceleration top, pulsometer 4 It is opened with solenoid valve 20, the high pressure gas in 20 control pressure of solenoid valve pump 4 slowly enters in stainless steel tube 27, makes to live Plug 26 moves down, after pressure sensor 33 touches the sliding oil cylinder cap of deceleration top, 20 standard-sized sheet of solenoid valve, so that piston 26 continues It moves down, moves down the sliding oil cylinder of deceleration top, sliding oil cylinder is judged according to the distance between first metallic rod 24 to piston 26 It can shrink, when pressure sensor 33 detects that the pressure between the second metallic rod 29 and sliding oil cylinder cap reaches preset value, After permanent magnet 28 enters electromagnetic coil 30, so that electromagnetic coil 30 generates induced current, felt in electromagnetic coil 30 by judging Answer the rate of curent change judge sliding oil cylinder whether normal contraction, then pulsometer 4 stops working, spring 25 shrink, draw Piston 26 move up, wherein the pulling force of spring 25 be less than normal deceleration top sliding oil cylinder stretch out thrust so that pressure sensing Device 33 contacts sliding oil cylinder cap and moves up, after pressure sensor 33 is separated with sliding oil cylinder cap, according to the first metallic rod 24 judge that can sliding oil cylinder uphold to the distance between piston 26, then by judge induced current variation in electromagnetic coil 30 Speed judge whether sliding oil cylinder normally upholds.

As shown in fig. 7, the signal processing circuit board 23 is equipped with temperature-compensation circuit, amplifying circuit, second-order filter Circuit, A/D conversion circuit, STM32 single-chip microcontroller, temperature-compensation circuit are used to carry out temperature-compensating to electromagnetic coil 30, prevent line Circle when the temperature is excessively high, influences faradic output, and the signal by temperature-compensating is transmitted to amplifying circuit and amplifies processing, It is then forwarded to second-order filter circuit to be filtered, removes noise wave removing, then the signal after filtering processing is transmitted to A/D conversion electricity Road converts analog signals into digital data transmission and is handled to STM32 single-chip microcontroller, obtains curent change on electromagnetic coil 30 Speed, and will treated that information is sent to controller 11.

As shown in figure 8, the scheme of the detection deceleration top performance are as follows: control servo motor 3 by controller 11 and drive drive Driving wheel 7 rotates, and moves vehicle body 2 and then, and when driving wheel 7 is by first group of deceleration top, 2 run-off the straight of vehicle body, inclination angle is passed at this time The inclined information of vehicle body 2 is sent to controller 11 by sensor 8, and controller 11 controls wheel cylinder 10 and opens, and makes 18 work of brake block Make then to open pulsometer 4 and solenoid valve 20, the high pressure gas in 20 control pressure of solenoid valve pump 4 to brake wheel 15 Body slowly enters in stainless steel tube 27, moves down piston 26, when the distance of the first metallic rod 24 to piston 26 is beyond default When value, pressure sensor 33 just touches sliding oil cylinder cap, then shows that the deceleration top is out of order, and controller 11 controls GPRS module The position of the failure deceleration top and reference numeral are sent to corresponding maintenance department by 12, and control instructions lamp 13 is lighted to warn work Making deceleration top of the personnel at this there is a problem, staff is reminded to go to repairings, when the first metallic rod 24 arrive piston 26 away from Sliding oil cylinder cap is touched from preset value pressure sensor 33, then 20 standard-sized sheet of solenoid valve, piston 26 is made to push permanent magnet 28, the second metallic rod 29, pressure sensor 33 move down, when pressure sensor 33 detects the second metallic rod 29 and sliding oil cylinder cap Between pressure when reaching preset value, the distance of the first metallic rod 24 to piston 26 exceeds values, then shows the deceleration Failure is ejected, controller 11 controls GPRS module 12 and the position of the failure deceleration top and reference numeral are sent to corresponding maintenance Department, the deceleration top that control instructions lamp 13 lights to warn staff at this there is a problem, remind staff to go to and repair Reason, the distance of the first metallic rod 24 to piston 26 show that sliding oil cylinder can be shunk, by judging electromagnetic wire in values Circle 30 in induced current variation rate come judge sliding oil cylinder whether normal contraction, when in electromagnetic coil 30 induced current change When beyond preset value, show that sliding oil cylinder is unable to normal contraction, controller 11 controls GPRS module 12 for the failure deceleration top Position and reference numeral are sent to corresponding maintenance department, the deceleration top that control instructions lamp 13 is lighted to warn staff at this It there is a problem, staff is reminded to go to repairing, when induced current variation is in values in electromagnetic coil 30, table Bright sliding oil cylinder energy normal contraction, then pulsometer 4 stops working, and sliding oil cylinder cap moves up, and piston 26 is pushed away sliding oil cylinder It is moved up under power and the pulling force effect of spring 25, what the sliding oil cylinder that wherein pulling force of spring 25 is less than normal deceleration top stretched out pushes away Power, so that pressure sensor 33 contacts sliding oil cylinder cap and moves up, the piston 26 above pressure sensor 33 reaches pre- If pressure sensor 33 is unable to contact slide oil cylinder cap within the scope of value, show that sliding oil cylinder is unable to normal contraction, controller The position of the failure deceleration top and reference numeral are sent to corresponding maintenance department, control instructions lamp by 11 control GPRS modules 12 13 deceleration tops for lighting to warn staff at this there is a problem, reminds staff to go to repairing, works as pressure sensor 33 contact sliding oil cylinder cap when being moved upwards up in values, show that the sliding oil cylinder can be upheld, move past on piston 26 Cheng Zhong, permanent magnet 28 move backward in electromagnetic coil 30, by the rate for judging induced current variation in electromagnetic coil 30 Judge whether sliding oil cylinder normally upholds, when induced current variation is beyond preset value in electromagnetic coil 30, shows sliding oil cylinder It cannot normally uphold, controller 11 controls GPRS module 12 and is sent to the position of the failure deceleration top and reference numeral accordingly Maintenance department, the deceleration top that control instructions lamp 13 lights to warn staff at this there is a problem, remind staff Repairing is gone to, when induced current variation is in values in electromagnetic coil 30, shows that sliding oil cylinder can normally be upheld, connects Controller 11 control wheel cylinder 10 and close, release braking of the brake block 18 to wheel 15, controller 11 controls servo motor 3 drive driving wheel 7 to rotate, and move vehicle body 2 and then, and when supporting roller 6 is by first group of deceleration top, vehicle body 2 inclines again Tiltedly, the inclined information of vehicle body 2 is sent to controller 11 by obliquity sensor 8 at this time, at this point, checkout gear of dowty retarder 5 completes one The detection of group deceleration top, then vehicle body 2 continues to move forward, into the detection of next group of deceleration top, when obliquity sensor 8 is not detected Second of vehicle body 2 inclination, vehicle body 2 continue to move along.

The working principle of the utility model and the course of work are as follows:

It drives driving wheel 7 to rotate as shown in figure 9, controlling servo motor 3 by controller 11, moves vehicle body 2 and then, driving When wheel 7 is by first group of deceleration top, 2 run-off the straight of vehicle body, the inclined information of vehicle body 2 is sent to control by obliquity sensor 8 at this time Device 11 processed, controller 11 control wheel cylinder 10 and open, and make the work of brake block 18 to brake to wheel 15, then open gas Press pump 4 and solenoid valve 20, the high pressure gas that 20 control pressure of solenoid valve pumps in 4 slowly enter in stainless steel tube 27, make to live Plug 26 moves down, and when the distance of the first metallic rod 24 to piston 26 exceeds preset value, pressure sensor 33 just touches sliding oil Cylinder cap then shows that the deceleration top is out of order, and GPS module 14 just positions the failure deceleration top position, and controller 11 controls GPRS mould The position of the failure deceleration top and reference numeral are sent to corresponding maintenance department by block 12, and control instructions lamp 13 is lighted to warn Deceleration top of the staff at this there is a problem, staff is reminded to go to repairings, when the first metallic rod 24 arrives piston 26 Distance touches sliding oil cylinder cap in preset value pressure sensor 33, then 20 standard-sized sheet of solenoid valve, and piston 26 is made to push permanent magnetic Iron 28, the second metallic rod 29, pressure sensor 33 move down, when pressure sensor 33 detects the second metallic rod 29 and sliding oil cylinder When pressure between cap reaches preset value, the distance of the first metallic rod 24 to piston 26 exceeds values, then shows that this subtracts Speed ejection failure, GPS module 14 just position the failure deceleration top position, and controller 11 controls GPRS module 12 and subtracts the failure The position on speed top and reference numeral are sent to corresponding maintenance department, and control instructions lamp 13 is lighted to warn staff at this Deceleration top there is a problem that remind staff to go to repairings, the first metallic rod 24 arrives the distance of piston 26 in preset value model In enclosing, show that sliding oil cylinder can be shunk, judges that the rate that induced current changes in electromagnetic coil 30 is come by STM32 single-chip microcontroller Judge sliding oil cylinder whether normal contraction, and will treated that information is sent to controller 11, when induced electricity in electromagnetic coil 30 When rheologyization exceeds preset value, showing that sliding oil cylinder is unable to normal contraction, GPS module 14 just positions the failure deceleration top position, Controller 11 controls GPRS module 12 and the position of the failure deceleration top and reference numeral is sent to corresponding maintenance department, controls The deceleration top that indicator light 13 lights to warn staff at this there is a problem, reminds staff to go to repairing, works as electromagnetism When induced current variation is in values in coil 30, show sliding oil cylinder energy normal contraction, then pulsometer 4 stops work Make, sliding oil cylinder cap moves up, piston 26 moves up under the thrust of sliding oil cylinder and the pulling force effect of spring 25, wherein spring 25 Pulling force is less than the thrust that the sliding oil cylinder of normal deceleration top stretches out, so that pressure sensor 33 contacts sliding oil cylinder cap to moving up It is dynamic, when the piston 26 of 33 top of pressure sensor reaches in values and pressure sensor 33 is unable to contact slide oil cylinder cap When, show that sliding oil cylinder is unable to normal contraction, GPS module 14 just positions the failure deceleration top position, and controller 11 controls GPRS The position of the failure deceleration top and reference numeral are sent to corresponding maintenance department by module 12, and control instructions lamp 13 is lighted to warn Show that deceleration top of the staff at this there is a problem, staff is reminded to go to repairings, when pressure sensor 33 contacts cunning When dynamic oil cylinder cap is moved upwards up in values, show that the sliding oil cylinder can be upheld, during piston 26 moves up, permanent magnetic Iron 28 moves backward in electromagnetic coil 30, and the rate that induced current changes in electromagnetic coil 30 is judged by STM32 single-chip microcontroller To judge whether sliding oil cylinder normally upholds, and information is sent to controller 11, induced electricity in electromagnetic coil 30 by treated When rheologyization exceeds preset value, showing that sliding oil cylinder cannot normally be upheld, GPS module 14 just positions the failure deceleration top position, Controller 11 controls GPRS module 12 and the position of the failure deceleration top and reference numeral is sent to corresponding maintenance department, controls The deceleration top that indicator light 13 lights to warn staff at this there is a problem, reminds staff to go to repairing, works as electromagnetism When induced current variation is in values in coil 30, show that sliding oil cylinder can normally be upheld, then controller 11 controls Wheel cylinder 10 is closed, and braking of the brake block 18 to wheel 15 is released, and controller 11 controls servo motor 3 and drives 7 turns of driving wheel It is dynamic, move vehicle body 2 and then, when supporting roller 6 is by first group of deceleration top, the run-off the straight again of vehicle body 2, inclination angle is sensed at this time The inclined information of vehicle body 2 is sent to controller 11 by device 8, at this point, checkout gear of dowty retarder 5 completes the detection of one group of deceleration top, Then vehicle body 2 continues to move forward, and into the detection of next group of deceleration top, inclines when obliquity sensor 8 is not detected second of vehicle body 2 Tiltedly, vehicle body 2 continues to move along.

Claims (4)

1. a kind of for detecting the device of deceleration top, it is characterised in that: including vehicle body, servo motor, pulsometer, deceleration top detection Device, supporting roller, driving wheel, obliquity sensor form trolley by the vehicle body, servo motor, supporting roller, driving wheel, make it It is run on the track of marshalling yard, the supporting roller and the driving wheel are mounted below the vehicle body, the servo motor peace Above the vehicle body, drives the driving wheel to rotate by the servo motor, move the vehicle body and then, it is described servo-actuated Wheel is for assisting the driving wheel to drive the vehicle body mobile, and the pulsometer is mounted on above the vehicle body, the vehicle body two One identical checkout gear of dowty retarder, the gas are installed respectively between the supporting roller and the driving wheel of side-lower Press pump conveying high-pressure gas into the checkout gear of dowty retarder, enables the checkout gear of dowty retarder to contact deceleration top, to subtracting The performance on speed top is detected, with two deceleration tops of the same level on track both sides for one group of deceleration top, the deceleration top Detection device detects one group of deceleration top, the body side of the obliquity sensor installation close to the driving wheel side every time Face, for detecting the inclination of vehicle body.

2. according to claim 1 for detecting the device of deceleration top, it is characterised in that: the vehicle body includes metallic aluminium Shell, wheel cylinder, controller, GPRS module, indicator light, GPS module, the wheel cylinder, controller, GPRS module, GPS mould Block is mounted in the metal aluminum hull, and the wheel cylinder is for braking the driving wheel, and the GPS module is for fixed Position failure deceleration top present position, the GPRS module are used to the position of failure deceleration top, number being sent to corresponding maintenance Department reminds staff to go to repairing, and the indicator light is mounted on metal aluminum hull top, for warning staff should The deceleration top at place there is a problem that the controller is used to receive and process the obliquity information that the obliquity sensor detects, The servo motor and wheel cylinder work are controlled by the obliquity information detected, control the pulsometer to described Conveying high-pressure gas in checkout gear of dowty retarder, the control GPRS module to relevant department send failure deceleration top position and The deceleration top that number information, the control indicator light light to warn staff at this there is a problem, receive the GPS mould The performance of the location information of block positioning failure deceleration top, the control checkout gear of dowty retarder detection deceleration top.

3. according to claim 1 for detecting the device of deceleration top, it is characterised in that: the checkout gear of dowty retarder packet Can, solenoid valve, air inlet pipe, deceleration roof detector, signal processing circuit board are included, the solenoid valve is mounted on the pulsometer Between escape pipe and the air inlet pipe of the checkout gear of dowty retarder, the other end of the air inlet pipe and the deceleration top are detected Device connection, the signal processing circuit board and the deceleration roof detector are mounted on inside the can, the solenoid valve control For the pulsometer to the deceleration roof detector conveying high-pressure gas, the signal processing circuit board is described for receiving and processing The collected data information of deceleration roof detector.

4. according to claim 3 for detecting the device of deceleration top, it is characterised in that: the deceleration roof detector includes First metallic rod, spring, piston, stainless steel tube, permanent magnet, the second metallic rod, electromagnetic coil, laser pickoff, laser hair Emitter, first metallic rod are fixed on the stainless steel tube top, the spring, piston, permanent magnet, the second metallic rod, Laser pickoff, laser emitter are mounted in the stainless steel tube, and the spring is connected to first metallic rod and institute It states between piston, the permanent magnet is fixed between the piston and second metallic rod, under second metallic rod End is equipped with pressure sensor, and the laser emitter is mounted below first metallic rod, and the laser pickoff is mounted on Above the piston, laser range finder is formed by the laser pickoff and the laser emitter to detect first metal To the distance of the piston, the electromagnetic coil is wound on the stainless steel tube bar, and electromagnetism is collectively formed with the permanent magnet Sensing device.