CN214122784U - Quick clamping formula EBV position signal perception collection system - Google Patents
Quick clamping formula EBV position signal perception collection system Download PDFInfo
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- CN214122784U CN214122784U CN202120300302.6U CN202120300302U CN214122784U CN 214122784 U CN214122784 U CN 214122784U CN 202120300302 U CN202120300302 U CN 202120300302U CN 214122784 U CN214122784 U CN 214122784U
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Abstract
The utility model relates to a quick clamping type EBV position signal perception acquisition device, which comprises an information acquisition box, a first quick-connection chuck and a second quick-connection chuck, wherein the first quick-connection chuck is detachably and fixedly connected on an EBV large brake control rod, and the first quick-connection chuck is provided with a first inclination angle sensor for detecting the position information of the EBV large brake; the second quick-connection chuck is detachably and fixedly connected to the EBV small brake control lever and is provided with a second inclination angle sensor for detecting the position information of the EBV small brake; and a third tilt angle sensor and a microcontroller are arranged in the information acquisition box. The utility model can acquire data without the original communication interface of the locomotive, does not destroy the original line of the locomotive, is easy to be additionally installed and used, and can acquire the working state of the EBV into the detection system in real time; compared with the prior art, the utility model discloses a security is high, detects more accurately, and the testing result can show through local device in real time, and data do provides the host computer through wireless data transmission and use.
Description
Technical Field
The utility model relates to a rail locomotive braking system, especially locomotive braking system's intellectual detection system technique specifically are quick clamping formula EBV position signal perception collection system.
Background
The CCBII braking system is a second generation microcomputer controlled braking system, belongs to a microprocessor based electro-pneumatic braking control system, all logics are microcomputer controlled except the beginning of the emergency braking action, the braking system is designed for being used on passenger and freight locomotives, and a 26L type brake is compatible with an electronic air brake device. In order to ensure the safe operation of the locomotive, the detection and maintenance of the brake system are essential in the regular maintenance and overhaul of the locomotive. At present, when a CCBII braking system is detected, simple pressure observation of each pressure measuring point in the braking system is generally realized in a mode of externally connecting a mechanical or electronic pressure gauge, and continuous tracking, comprehensive comparative analysis, EBV data combination and the like of pressure data of the measuring point are not realized.
The EBV (electric brakevalve), commonly known as a big brake and small brake, is a key LRU (linear replaceable Unit) of the ccbb ii brake system, and is located on the left side of the driver's cab platform of the locomotive to provide automatic braking, individual braking and single-slow functions for the crew. When the EBV is in different working states, each pressure measuring point in the CCBII braking system has different group of values, so that the pressure value of each pressure measuring point in the CCBII braking system is correspondingly measured according to the working state of the EBV, and whether the CCBII braking system is normal or not can be more accurately judged.
Therefore, in order to improve the automation level of the detection of the brake system, it is necessary to design a device capable of acquiring the EBV working state into the detection system in real time.
Disclosure of Invention
To the problem in the background art, the utility model aims at providing a quick clamping formula EBV position signal perception collection system, through sensor and quick-connect formula chuck, obtain EBV operating condition according to EBV's big small floodgate position, combine the spatial state of locomotive automobile body simultaneously, make accurate location to EBV operating condition.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a quick clamping type EBV position signal sensing and collecting device comprises an information collecting box, a first quick-connection chuck and a second quick-connection chuck,
the first quick-connection chuck is detachably and fixedly connected to the EBV large brake operating lever and provided with a first inclination angle sensor for detecting the position information of the EBV large brake;
the second quick-connection chuck is detachably and fixedly connected to the EBV small brake control lever and is provided with a second inclination angle sensor for detecting the position information of the EBV small brake;
the information acquisition box is internally provided with a third inclination angle sensor and a microcontroller, the third inclination angle sensor is electrically connected with the microcontroller, the third inclination angle sensor is used for detecting the space state of the locomotive body, and the acquired data is used for compensating the position information obtained by the first inclination angle sensor and the position information obtained by the second inclination angle sensor;
the first inclination angle sensor, the second inclination angle sensor and the third inclination angle sensor are all sensors provided with MEMS gyro chips, the first inclination angle sensor and the second inclination angle sensor are respectively connected with a microcontroller inside the information acquisition box through flexible wires, and the microcontroller is used for acquiring data of the first inclination angle sensor, the second inclination angle sensor and the third inclination angle sensor and calculating the positions of the EBV big and small gates.
The first quick-connection chuck comprises a first body and an elastic band, a cavity for mounting the first inclination angle sensor is arranged in the first body, one side of the first body is provided with an arc surface matched with the EBV large brake operating lever, one side of the arc surface is provided with a hook, one end of the elastic band is fixedly connected to the other side of the arc surface, and the other end of the elastic band is connected with the hook.
The second quick-connection chuck comprises a second body and an elastic band, a cavity for mounting a second inclination angle sensor is arranged in the second body, an arc surface matched with the EBV small brake operating lever is arranged on one side of the second body, a hook is arranged on one side of the arc surface, one end of the elastic band is fixedly connected to the other side of the arc surface, and the other end of the elastic band is connected with the hook.
The information acquisition box is provided with a local display device, and the local display device is connected with the microcontroller and used for displaying detection results of the first inclination angle sensor, the second inclination angle sensor and the third inclination angle sensor.
The wireless transmission module is arranged in the information acquisition box and connected with the microcontroller and used for transmitting the detection result to an upper computer.
The first inclination angle sensor, the second inclination angle sensor and the third inclination angle sensor are respectively connected with pins of the microcontroller through the AD conversion module.
The utility model has the advantages that: the utility model is completely independent of the design mode of the locomotive circuit, does not acquire data through the original communication interface of the locomotive, does not destroy the original line of the locomotive, is easy to be additionally installed and used, and can acquire the working state of the EBV into the detection system in real time; compared with the prior art, the utility model discloses a security is high, detects more accurately, and the testing result can show through local device in real time, and data do provides the host computer through wireless data transmission and use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the first quick connect clamp.
Figure 3 is a top view of the second quick connect clamp.
Fig. 4 is a cross-sectional view of the information collecting box.
In the figure, 1-an information acquisition box, 2-a local display device, 3-a flexible wire, 4-a first quick connection chuck, 401-a first body, 5-an EBV large brake operating rod, 6-a second quick connection chuck, 601-a second body, 7-an EBV small brake operating rod, 8-a third tilt angle sensor, 9-a microcontroller, 10-a first tilt angle sensor, 11-a wireless transmission module and 12-a second tilt angle sensor.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be noted that the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 3, the fast clamping type EBV position signal sensing and collecting device comprises an information collecting box 1, a first quick-connection chuck 4 and a second quick-connection chuck 6, wherein the first quick-connection chuck 4 is detachably and fixedly connected to an EBV large brake operating lever 5, and the first quick-connection chuck 4 is provided with a first tilt angle sensor 10 for detecting position information of the EBV large brake; the second quick-connection chuck 6 is detachably and fixedly connected to the EBV small brake operating lever 7, and the second quick-connection chuck 6 is provided with a second inclination angle sensor 12 for detecting the position information of the EBV small brake; the information acquisition box 1 can be horizontally placed on a driving table of the locomotive, a third inclination angle sensor 8 and a microcontroller 9 are arranged in the information acquisition box 1, the third inclination angle sensor 8 is electrically connected with the microcontroller 9, the third inclination angle sensor 8 is used for detecting the space state of a locomotive body, and the acquired data is used for compensating the position information acquired by the first inclination angle sensor 10 and the position information acquired by the second inclination angle sensor 12; the first inclination angle sensor 10, the second inclination angle sensor 12 and the third inclination angle sensor 8 are all sensors provided with MEMS gyro chips, the first inclination angle sensor 10 and the second inclination angle sensor 12 are respectively connected with a microcontroller 9 in the information acquisition box 1 through flexible wires 3, and the microcontroller 9 is used for acquiring data of the first inclination angle sensor 10, the second inclination angle sensor 12 and the third inclination angle sensor 8 and calculating positions of EBV large and small gates.
Specifically, the first quick-connection chuck 4 comprises a first body 401 and an elastic band, a cavity for mounting the first inclination angle sensor 10 is arranged in the first body 401, the first inclination angle sensor 10 is arranged in the cavity, a through hole is formed in one side wall of the cavity, a flexible wire 3 for connecting the microcontroller 9 and the first inclination angle sensor 10 is arranged in the through hole in a penetrating manner, a signal acquisition interface corresponding to the first quick-connection chuck 4 is arranged on the information acquisition box 1, and the flexible wire 3 is connected with the microcontroller 9 through the signal acquisition interface; one side of the first body 401 is provided with an arc surface matched with the EBV large brake operating lever 5, when the electronic brake device is used, the arc surface is attached to the EBV large brake operating lever 5, a hook is arranged on one side of the arc surface, one end of the elastic band is fixedly connected to the other side of the arc surface, the other end of the elastic band is connected with the hook, when the electronic brake device is used, the elastic band is tensioned and hung on the hook, and then the first body 401 can be fixed on the EBV large brake operating lever 5.
The structure of the second quick-connection chuck 6 is the same as that of the first quick-connection chuck 4, the second quick-connection chuck 6 comprises a second body 601 and an elastic band, a cavity for mounting the second inclination angle sensor 12 is formed in the second body 601, one side of the second body 601 is arranged to be an arc surface matched with the EBV small brake control lever, a hook is arranged on one side of the arc surface, one end of the elastic band is fixedly connected to the other side of the arc surface, and the other end of the elastic band is connected with the hook. Specifically, the second quick-connect clamp 6 is also used in the same way as the first quick-connect clamp 4.
The information acquisition box 1 is provided with a local display device 2, and the local display device 2 is connected with a microcontroller 9 and used for displaying detection results of a first inclination angle sensor 10, a second inclination angle sensor and a third inclination angle sensor 8. Specifically, the local display device 2 may further display the corrected gate position information.
The information acquisition box 1 is internally provided with a wireless transmission module 11, and the wireless transmission module 11 is connected with the microcontroller 9 and used for transmitting the detection result to an upper computer.
Specifically, a power supply and an external power supply interface are further arranged in the information acquisition box 1, so that different options can be provided for power supply of the whole device.
The principle of the utility model is as follows:
the position information of the big brake and the small brake is determined by the included angle between the handle of the big brake and the handle of the small brake and the table surface of the big brake and the small brake, when the locomotive runs, because the included angle also exists between the table surface of the big brake and the table surface of the small brake, and the included angle between the handle of the big brake and the table surface is monitored by the inclination angle sensor on the big brake and the small brake, the misjudgment of the following two conditions can occur:
A. when the traveling direction of the locomotive and an absolute horizontal plane form an included angle, the whole locomotive forms a certain angle between the traveling direction and the horizontal plane, namely, the included angle exists between a working platform surface (a bottom plane of the train) of the large brake and the horizontal plane, at the moment, the position information of the large brake monitored by the first inclination angle sensor is not accurate, but has a certain angle deviation, so that the EBV signal acquisition unit can misjudge the position information of the large brake;
for this case, the solution provided by the present device is as follows:
what install the third inclination sensor monitoring in gathering the box is the contained angle between train bottom plane and the horizontal plane, so, the positional information of usable third inclination sensor monitoring compensates the positional information of first inclination sensor monitoring, offsets the angular deviation between train bottom plane and the horizontal plane to obtain accurate big floodgate positional information, accomplish the correction.
B. When a train turns through a track with high outside and low inside, the bottom plane of the train is high left and right relative to the horizontal plane and also has a certain included angle, the lateral buffer criterion of the small brake is the angle of the small brake handle swinging left and right relative to the working table of the large brake and the small brake, at the moment, the position information of the small brake monitored by the second inclination angle sensor on the small brake is the angle of the small brake handle swinging left and right relative to the horizontal plane, and the deviation of the certain angle exists between the small brake handle and the small brake handle, so that the lateral buffer misjudgment can be caused;
for this case, the solution provided by the present device is as follows:
the third inclination angle sensor installed in the acquisition box still monitors the included angle between the bottom plane of the train and the horizontal plane, and the position information monitored by the second inclination angle sensor can also be compensated by utilizing the position information monitored by the third inclination angle sensor, so that the angle deviation between the bottom plane of the train and the horizontal plane is offset, the accurate position information of the small brake is obtained, and the correction is completed.
The utility model discloses in, about the calculation of compensation, by the completion of corresponding algorithm program among the microcontroller, the establishment and the operation of this algorithm program belong to ripe prior art, no longer describe herein.
The part of the utility model not detailed is prior art.
Claims (5)
1. The utility model provides a quick clamping formula EBV position signal perception collection system, includes that information acquisition box (1), first joint chuck (4) and second connect chuck (6) soon, characterized by:
the first quick-connection chuck (4) is detachably and fixedly connected to an EBV (electronic brake volume) large brake control lever (5), and the first quick-connection chuck (4) is provided with a first inclination angle sensor (10) for detecting the position information of the EBV large brake;
the second quick-connection chuck (6) is detachably and fixedly connected to the EBV small brake operating lever (7), and the second quick-connection chuck (6) is provided with a second inclination angle sensor (12) for detecting the position information of the EBV small brake;
the information acquisition box (1) is internally provided with a third inclination angle sensor (8) and a microcontroller (9), the third inclination angle sensor (8) is electrically connected with the microcontroller (9), the third inclination angle sensor (8) is used for detecting the space state of the locomotive body, and the acquired data is used for compensating the position information obtained by the first inclination angle sensor (10) and the position information obtained by the second inclination angle sensor (12);
the device is characterized in that the first inclination angle sensor (10), the second inclination angle sensor (12) and the third inclination angle sensor (8) are sensors provided with MEMS gyro chips, the first inclination angle sensor (10) and the second inclination angle sensor (12) are respectively connected with a microcontroller (9) inside the information acquisition box (1) through flexible wires (3), and the microcontroller (9) is used for acquiring data of the first inclination angle sensor (10), the second inclination angle sensor (12) and the third inclination angle sensor (8) and calculating positions of EBV (electromagnetic band gap) and EBV (electromagnetic band gap).
2. The quick-clamping type EBV position signal sensing and collecting device according to claim 1, wherein: first connect chuck (4) soon include first body (401) and elastic cord, be equipped with the cavity that is used for installing first inclination sensor (10) in first body (401), establish to the arc surface that matches with EBV big brake control pole (5) in first body (401) one side of arc surface is equipped with the couple, elastic cord one end links firmly the opposite side at the arc surface, the other end with the couple is connected.
3. The quick-clamping type EBV position signal sensing and collecting device according to claim 1, wherein: the second connect chuck (6) soon include second body (601) and elastic cord, be equipped with the cavity that is used for installing second inclination sensor (12) in second body (601), second body (601) one side is established to the arc surface that matches with EBV little brake control pole (7) and is fit for one side of arc surface is equipped with the couple, elastic cord one end links firmly the opposite side at the arc surface, the other end with the couple is connected.
4. The quick-clamping type EBV position signal sensing and collecting device according to claim 1, wherein: the information acquisition box (1) be equipped with local display device (2), local display device (2) are connected with microcontroller (9) for show first inclination sensor (10), second inclination sensor and third inclination sensor (8) detection result.
5. The quick-clamping type EBV position signal sensing and collecting device according to claim 1, wherein: the information acquisition box (1) built-in have wireless transmission module (11), wireless transmission module (11) are connected with microcontroller (9) for transmit the testing result to upper computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300302.6U CN214122784U (en) | 2021-02-03 | 2021-02-03 | Quick clamping formula EBV position signal perception collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300302.6U CN214122784U (en) | 2021-02-03 | 2021-02-03 | Quick clamping formula EBV position signal perception collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214122784U true CN214122784U (en) | 2021-09-03 |
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ID=77496377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300302.6U Active CN214122784U (en) | 2021-02-03 | 2021-02-03 | Quick clamping formula EBV position signal perception collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214122784U (en) |
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2021
- 2021-02-03 CN CN202120300302.6U patent/CN214122784U/en active Active
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