CN215767695U - Comprehensive detection test device for train braking system - Google Patents
Comprehensive detection test device for train braking system Download PDFInfo
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- CN215767695U CN215767695U CN202121725472.5U CN202121725472U CN215767695U CN 215767695 U CN215767695 U CN 215767695U CN 202121725472 U CN202121725472 U CN 202121725472U CN 215767695 U CN215767695 U CN 215767695U
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Abstract
The utility model relates to the technical field of train braking tests and discloses a comprehensive detection test device for a train braking system. This train braking system comprehensive testing test device, be provided with the tachometer in the outside of axletree, the top of sleeper is provided with the range finding inductor, the sleeper sets up according to interval 1m, can calculate the speed when the train moves through the tachometer, can calculate the length of sliding through the range finding inductor at sleeper top when the train brakes, the train time of sliding through train data collection computer collection, thereby can judge the speed when the train slides, can finally accomplish the speed calculation that the train brakes and slides through the range finding inductor, thereby can increase the experimental accuracy of train detection.
Description
Technical Field
The utility model relates to the technical field of train braking tests, in particular to a comprehensive detection test device for a train braking system.
Background
Train braking refers to the artificial stopping of the movement of a train, including slowing it down, not accelerating it, or stopping it. Releasing or attenuating the braking action on a braked train or locomotive is referred to as "mitigation". The technical principle of train braking is more complex than that of automobiles, and trains have higher speed and heavier weight than automobiles. The car tyre and the ground are rough in friction of rubber and cement, the wheel and the rail of the train are smooth in friction of steel and steel, and the fact that the friction force is higher when the car brakes than when the train brakes is used obviously means that the train is harder to stop than the car.
After the train leaves, the braking performance of the train needs to be detected, so a comprehensive detection test device for the train braking system is needed.
Some train braking system comprehensive testing test devices on the existing market:
(1) the running speed of the vehicle is generally calculated by means of the rotating speed of the wheels in the detection process, and the rotating speed of the wheels of the vehicle cannot be calculated due to sliding of the wheels during braking, so that deviation of test calculation data is generated;
(2) generally, the braking data of the vehicle is directly detected, but the detection of the balance performance inside the vehicle is ignored, so that the most stable braking cannot be grasped when the train is actually braked.
Therefore, a comprehensive detection test device for a train braking system is provided so as to solve the problems provided in the above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the defects of the prior art in the background art, the present invention is directed to provide a comprehensive testing apparatus for train braking systems, so as to solve the problems that some comprehensive testing apparatuses for train braking systems in the current market proposed in the background art have a calculation deviation caused by the running speed of a train and cannot directly detect the riding comfort of the train.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a comprehensive detection test device for a train braking system comprises a train track, wherein a sleeper is arranged on the inner side of the train track, and a distance measuring sensor is arranged at the top of the sleeper;
the train data collection computer is connected with a first signal receiver-transmitter, the first signal receiver-transmitter is connected with a second signal receiver-transmitter, and the second signal receiver-transmitter is connected with a detection computer;
the train brake device is characterized in that wheels and brake cylinders are arranged at the bottom of the train, a tachometer is arranged on the inner side of each wheel, a brake pad is arranged at the bottom of each brake cylinder, and a temperature sensor is arranged on one side of each brake pad.
Furthermore, the train data collection computer and the first signal receiver and the detection computer and the second signal receiver are both electrically connected through wires, and the first signal receiver and the second signal receiver are in wireless connection through electromagnetic waves.
Further, the sleepers are fixed on the inner side of the train track, the number of the sleepers is matched with the length of the train track, the distance between the sleepers is 1m, the distance measuring sensor is a photoelectric sensor and is fixed to the top of the sleepers, the number of the distance measuring sensors is matched with the sleepers, and the distance measuring sensors are electrically connected with the detection computer through electric wires.
Furthermore, the number of the wheels is eight at least, every two wheels form a group, a wheel shaft is arranged between every two wheels in each group, the revolution meter is installed on the outer side of the wheel shaft, and the number of the revolution meter is matched with the number of the wheel shafts.
Furthermore, the brake cylinders are fixed to the bottom of the train, the number of the brake cylinders is at least two, the brake cylinders are installed on the outer sides of the wheels, the tops of the brake pads are fixed to the bottom output ends of the brake cylinders, and the brake pads are movably arranged at the bottoms of the brake cylinders.
Furthermore, temperature sensor fixes the one side at the brake block, temperature sensor passes through the electric wire with train data collection computer and is connected, temperature sensor's quantity and the quantity looks adaptation of brake block.
Further, train data collection computer and vibrations sensor are all fixed at the interior diapire of train, first signal transceiver sets up the top at train data collection computer, tachometer and vibrations sensor all pass through the electric wire with train data collection computer and are connected.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: this train braking system comprehensive testing test device:
(1) be provided with the tachometer in the outside of axletree, the top of sleeper is provided with the range finding inductor, the sleeper sets up according to interval 1m, can calculate the speed when the train moves through the tachometer, can calculate the length of sliding through the range finding inductor at sleeper top when the train brakes, the train time of sliding through the collection of train data collection computer, thereby can judge the speed when the train slides, finally can accomplish the speed calculation that the train brakes and slide through the range finding inductor, thereby can increase the experimental accuracy of train detection.
(2) The train is internally provided with a vibration sensor, and the vibration condition inside a train carriage during braking can be subjected to curve analysis through the vibration sensor, so that the detection of the anti-vibration performance of the train during braking by a detection computer can be facilitated, and the riding comfort of the train can be finally detected; the train data collection computer and the detection computer are in wireless connection through the first signal receiver and the second signal receiver, and the train data collection computer and the detection computer can synchronize the braking data of the train to the detection computer at the first time through data communication, so that the calculation efficiency of the train braking test data can be improved.
Drawings
FIG. 1 is a schematic diagram of a front view structure of a train of the comprehensive detection test device for a train braking system of the present invention;
FIG. 2 is a schematic diagram of a top view structure of a train track of the comprehensive detection test device for a train braking system of the present invention;
FIG. 3 is a schematic bottom view of a train of the integrated detection test device for a train braking system of the present invention;
FIG. 4 is a partial schematic structural view of the comprehensive detection test device for the train braking system of the present invention;
FIG. 5 is a schematic structural diagram of the comprehensive detection test device for the train braking system of the present invention;
fig. 6 is a schematic structural diagram of the program control of the comprehensive detection testing device for the train braking system.
In the figure: the train data acquisition system comprises a train data collection computer 1, a detection computer 2, a first signal receiver 3, a second signal receiver 4, a train track 5, a sleeper 501, a distance measurement sensor 502, a train 6, wheels 7, a brake cylinder 8, a brake pad 9, a temperature sensor 10, a vibration sensor 11 and a tachometer 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a comprehensive testing device for train braking system; the train track comprises a train track 5, wherein a sleeper 501 is arranged on the inner side of the train track 5, and a distance measuring sensor 502 is arranged at the top of the sleeper 501;
the train data collection system comprises a train track 5, a train 6, a train data collection computer 1 and a vibration sensor 11, wherein the train 6 is arranged at the top of the train track, the train data collection computer 1 is connected with a first signal receiver 3, the first signal receiver 3 is connected with a second signal receiver 4, and the second signal receiver 4 is connected with a detection computer 2;
the bottom of the train 6 is provided with a wheel 7 and a brake cylinder 8, the inner side of the wheel 7 is provided with a tachometer 12, the bottom of the brake cylinder 8 is provided with a brake pad 9, and one side of the brake pad 9 is provided with a temperature sensor 10;
as a preferred technical scheme of the utility model: the train data collection computer 1 is electrically connected with the first signal receiver 3 and the detection computer 2 is electrically connected with the second signal receiver 4 through wires, the first signal receiver 3 is wirelessly connected with the second signal receiver 4 through electromagnetic waves, and the train data collection computer 1 is wirelessly connected with the detection computer 2 through the first signal receiver 3 and the second signal receiver 4, so that data of the data collection computer 1 in the train 6 can be synchronized to the detection computer 2 at the first time, the calculation time of test data of the train 6 can be increased, and the detection test efficiency of the train 6 is increased;
as a preferred technical scheme of the utility model: the sleepers 501 are fixed on the inner side of the train track 5, the number of the sleepers 501 is matched with the length of the train track 5, the distance between the sleepers 501 is 1m, the distance measuring sensors 502 are photoelectric sensors, the distance measuring sensors 502 are fixed on the top of the sleepers 501, the number of the distance measuring sensors 502 is matched with the sleepers 501, the distance measuring sensors 502 are electrically connected with the detection computer 2 through electric wires, the sleepers 501 arranged at equal intervals can provide reference for braking and sliding of the train 6, the sliding distance and time of the train 6 can be calculated in the shortest time, the sliding speed calculation of the train 6 during braking can be accelerated, and therefore the effect of accelerating the calculation data of the detection test of the train 6 can be achieved;
as a preferred technical scheme of the utility model: the number of the wheels 7 is eight at least, every two wheels 7 form a group, a wheel shaft is arranged between every two groups of wheels 7, the revolution meter 12 is arranged on the outer side of the wheel shaft, the number of the revolution meter 12 is matched with that of the wheel shafts, the revolution meter 12 can convert the running speed of the train 6, and the revolution meters 12 can accurately compare the speeds of the train 6, so that the precision of test data when the train 6 runs can be improved;
as a preferred technical scheme of the utility model: the brake cylinders 8 are fixed at the bottom of the train 6, the number of the brake cylinders 8 is at least two, the brake cylinders 8 are arranged on the outer sides of the wheels 7, the tops of the brake pads 9 are fixed at the output ends of the bottoms of the brake cylinders 8, the brake pads 9 are movably arranged at the bottoms of the brake cylinders 8, and the brake pads 9 can brake the wheels;
as a preferred technical scheme of the utility model: the temperature sensors 10 are fixed on one side of the brake pads 9, the temperature sensors 10 are electrically connected with the train data collection computer 1 through electric wires, the number of the temperature sensors 10 is matched with that of the brake pads 9, the temperature sensors 10 directly installed on one side of the brake pads 9 can feed back the state of the brake pads 9 when the train 6 is braked, and therefore the detection computer 2 can calculate the brake pads 9, and brake data of the train 6 in the current state can be judged;
as a preferred technical scheme of the utility model: train data collection computer 1 and vibrations sensor 11 all fix the interior diapire at train 6, and first signal transceiver 3 sets up at train data collection computer 1's top, and tachometer 12 and vibrations sensor 11 all pass through the electric wire with train data collection computer 1 and are connected, and train data collection computer 1 carries out real-time communication through first signal transceiver 3 and second signal transceiver 4 and detection computer 2, can increase test data's computational efficiency.
The working principle of the embodiment is as follows: when the comprehensive detection test device of the train braking system is used, as shown in fig. 1-6, the device integrally comprises a train 6, a train track 5, a train data collection computer 1 and a detection computer 2, the train 6 data collection computer 1 and the detection computer 2 can be connected in real time through a first signal transceiver 3 and a second signal transceiver 4, the data of the train 6 data collection computer 1 in the train 6 can be synchronized in the detection computer 2 in real time, so that the calculation efficiency of the train 6 braking test data can be increased, sleepers 501 arranged at equal intervals can play a measuring effect through a distance measurement inductor 502 arranged at the top, the state of the train 6 can be detected through the photoelectric induction of the distance measurement inductor 502, so that the sliding distance and time when the train 6 slides in a braking manner can be judged, and further the data precision when the train 6 slides in a braking manner can be increased, finally, the precision of test data of the braking of the train 6 can be improved, and the vibration sensor 11 in the train 6 can detect the vibration data in the train carriage when the train brakes, so that the riding comfort of the train carriage can be judged through the vibration data, and the aim of directly detecting the riding comfort of the train 6 can be fulfilled;
as shown in fig. 1-6, when the device is used, firstly, the train 6 is driven according to the pre-selected speed, after the driving speed is stable, the train 6 is then braked, while the temperature sensor 10 and the vibration sensor 11 detect the vibration data of the brake pads 9 and the train 6, respectively, and when the train starts to slide, the detection computer 2 records the distance measuring sensor 502 nearest to the head of the train 6, and after the train stops running and slides, calculating the sliding length of the train according to the last distance measuring inductor 502, collecting the temperature, vibration data, normal running speed and braking speed of the train of the brake block 9 by the detection computer 2, calculating and recording the data by the detection computer 2, the above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.
The related electrical components referred to in the present application are all hardware system electrical components or are functional electrical components in which a computer software program or a protocol is combined with hardware in the prior art, and the computer software program or the protocol referred to by the functional electrical components is a technology known by persons skilled in the art per se and is not an improvement of the present application; the improvement of the application is the interaction relation or the connection relation among all electrical components, namely, the integral structure of the system is improved, so as to solve the corresponding technical problems to be solved by the application.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (7)
1. A comprehensive detection test device for a train braking system comprises a train track (5), and is characterized in that a sleeper (501) is arranged on the inner side of the train track (5), and a distance measurement sensor (502) is arranged at the top of the sleeper (501);
a train (6) is arranged at the top of the train track (5), a train data collection computer (1) and a vibration sensor (11) are arranged inside the train (6), the train data collection computer (1) is connected with a first signal receiver-transmitter (3), the first signal receiver-transmitter (3) is connected with a second signal receiver-transmitter (4), and the second signal receiver-transmitter (4) is connected with a detection computer (2);
the bottom of train (6) is provided with wheel (7) and brake cylinder (8), the inboard of wheel (7) is provided with tachometer (12), the bottom of brake cylinder (8) is provided with brake block (9), one side of brake block (9) is provided with temperature sensor (10).
2. The integrated detection test device for the train braking system according to claim 1, wherein the train data collection computer (1) and the first signal receiver/transmitter (3) and the detection computer (2) and the second signal receiver/transmitter (4) are electrically connected through wires, and the first signal receiver/transmitter (3) and the second signal receiver/transmitter (4) are wirelessly connected through electromagnetic waves.
3. The train braking system comprehensive detection test device according to claim 1, characterized in that the sleepers (501) are fixed on the inner side of the train track (5), the number of the sleepers (501) is matched with the length of the train track (5), the distance between the sleepers (501) is 1m, the distance measurement sensor (502) is a photoelectric sensor, the distance measurement sensor (502) is fixed on the top of the sleepers (501), the number of the distance measurement sensors (502) is matched with the sleepers (501), and the distance measurement sensor (502) is electrically connected with the detection computer (2) through wires.
4. The train braking system comprehensive detection test device according to claim 1, characterized in that the number of the wheels (7) is eight at least, each two wheels (7) form one group, a wheel axle is arranged between every two wheels (7), the tachometer (12) is installed on the outer side of the wheel axle, and the number of the tachometer (12) is matched with the number of the wheel axles.
5. The train brake system comprehensive detection test device according to claim 1, wherein the brake cylinders (8) are fixed at the bottom of the train (6), the number of the brake cylinders (8) is at least two, the brake cylinders (8) are installed on the outer sides of wheels (7), the top parts of the brake pads (9) are fixed at the bottom output ends of the brake cylinders (8), and the brake pads (9) are movably arranged at the bottom parts of the brake cylinders (8).
6. The train braking system comprehensive detection test device according to claim 1, characterized in that the temperature sensors (10) are fixed on one side of the brake pads (9), the temperature sensors (10) are electrically connected with the train data collection computer (1) through wires, and the number of the temperature sensors (10) is matched with the number of the brake pads (9).
7. The train braking system comprehensive detection test device according to claim 1, wherein the train data collection computer (1) and the vibration sensor (11) are fixed on an inner bottom wall of the train (6), the first signal receiver (3) is arranged at the top of the train data collection computer (1), and the tachometer (12) and the vibration sensor (11) are electrically connected with the train data collection computer (1) through electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725472.5U CN215767695U (en) | 2021-07-28 | 2021-07-28 | Comprehensive detection test device for train braking system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121725472.5U CN215767695U (en) | 2021-07-28 | 2021-07-28 | Comprehensive detection test device for train braking system |
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| Publication Number | Publication Date |
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| CN215767695U true CN215767695U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121725472.5U Active CN215767695U (en) | 2021-07-28 | 2021-07-28 | Comprehensive detection test device for train braking system |
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- 2021-07-28 CN CN202121725472.5U patent/CN215767695U/en active Active
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