CN204452427U - A kind of train radio electropneumatic brake control system - Google Patents
A kind of train radio electropneumatic brake control system Download PDFInfo
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- CN204452427U CN204452427U CN201520081613.2U CN201520081613U CN204452427U CN 204452427 U CN204452427 U CN 204452427U CN 201520081613 U CN201520081613 U CN 201520081613U CN 204452427 U CN204452427 U CN 204452427U
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Abstract
The utility model discloses a kind of train radio electropneumatic brake control system, described system is made up of several wireless electro-pneumatic brake control device be divided in train different vehicle, and the several wireless electro-pneumatic brake control device in same train sets up into an independently wireless ad hoc network, each wireless electro-pneumatic brake control device is a wireless network node, described wireless electro-pneumatic brake control device is electrically connected with Vehicular electric generator, and the gas circuit of described wireless electro-pneumatic brake control device is communicated with vehicle air brake pipe.The wireless electro-pneumatic brake control device being loaded on train forefront in the utility model extracts train brake control information automatically from brake pipe pressure variation, and air brake control information is transferred to radio signal, other wireless electro-pneumatic brake control device transmission of being installed in train by wireless ad hoc network also fills air draft fast to brake pipe, improve control for brake information transmission speed, improve the conformability that action is alleviated in each car brakeing.
Description
Technical field
The utility model belongs to railroad train brake control art, particularly a kind of train radio electropneumatic brake control system.
Background technology
Existing railroad train, the pure Pneumatic brake systems of main use, namely utilizes brake pipe and the change of air brake control cock airline pressure to carry out control for brake.Because pure air brake is by Brake pipe pressure change Wave transmission braking information, velocity of wave is low, it is long that train postmedian vehicle obtains braking information time delay, and the braking action time difference that front and rear part rolling stock brake control valve produces after driving by Brake pipe pressure ripple is large, poor synchronization.Vehicle axle weight is larger, and train marshalling list is longer, and the inner longitudinal force of the train that braking causes is larger, and the impulsive force that rolling stock and circuit are subject to is larger, damages also larger, also increases disconnected hook and risk of derailing.Train braking alleviation action synchronism can be improved by improving train brake control signal velocity, reducing the inner longitudinal force of brake control process train.
Utility model content
Goal of the invention of the present utility model is: for above-mentioned conventional air brake system Problems existing, one is provided can greatly to accelerate train brake control signal velocity, improve rolling stock braking maneuver conformability in train, thus reduce the inner longitudinal force of train, improving train can the train radio electropneumatic brake control system of handling and application security and control method thereof.
The technical solution of the utility model is achieved in that a kind of train radio electropneumatic brake control system, it is characterized in that: described system is made up of several wireless electro-pneumatic brake control device, described several wireless electro-pneumatic brake control device is divided in train different vehicle, and the several wireless electro-pneumatic brake control device in same train sets up into an independently wireless ad hoc network, each wireless electro-pneumatic brake control device is a wireless network node, described wireless electro-pneumatic brake control device is electrically connected with Vehicular electric generator, the gas circuit of described wireless electro-pneumatic brake control device is communicated with vehicle air brake pipe.
Train radio electropneumatic brake control system described in the utility model, described in it, wireless electro-pneumatic brake control device comprises PMU, wireless transmit/receive units, operation processing unit, solenoid-driven and pressure sensing cell and performance element, described PMU respectively with Vehicular electric generator, storage battery, wireless transmit/receive units, operation processing unit and solenoid-driven are electrically connected with pressure sensing cell, described wireless transmit/receive units is also connected with operation processing unit, described operation processing unit is also connected with pressure sensing cell with solenoid-driven, described solenoid-driven is also connected with performance element with pressure sensing cell, and by performance element, fast air draft is filled to vehicle air brake pipe.
Train radio electropneumatic brake control system described in the utility model, performance element described in it comprises electromagnetic valve A, electromagnetic valve B, electromagnetic valve C and sensor, described electromagnetic valve A, electromagnetic valve B, electromagnetic valve C and sensor are electrically connected with pressure sensing cell with solenoid-driven respectively, described electromagnetic valve A, electromagnetic valve B, electromagnetic valve C are communicated with vehicle air brake pipe by gas circuit with sensor, and described electromagnetic valve C is also alleviated reservoir by gas circuit and vehicle acceleration and is communicated with.
The utility model automatically extracts control for brake information from the anterior brake pipe pressure variation of train, air brake control information is transferred to radio signal, by the wireless network rearward vehicle transmission of train from group, the vehicle receiving radio signal fills air draft by wireless electro-pneumatic brake control device fast to this car brake pipe, improve control for brake information transmission speed, improve the conformability that action is alleviated in each car brakeing, reduce the inner longitudinal force of train.
The beneficial effects of the utility model are:
1, the utility model effectively reduces the inconsistent train inside impulsion that causes of rolling stock release of brake action in train and longitudinal force, decreases the damage of train braking process to rolling stock and circuit, and what improve train can handling and application security.
2, the utility model does not need to change the original braking control system of locomotive locomotive, do not need to arrange cable between rolling stock, only need on vehicle, install wireless electro-pneumatic brake control device and Vehicular electric generator additional, and wireless electro-pneumatic brake control device does not need to install by car yet, can install by the certain vehicle in interval as required, implement easily, safeguard simple, train braking performance can be greatly improved after installing additional, even if wireless electro-pneumatic brake control device lost efficacy, the original Pneumatic brake systems performance of train also can not be affected.
3, the wireless ad hoc network that between wireless electro-pneumatic brake control device of the present utility model, composition one is closed, transmission signal does not need to arrange cable onboard, do not need to arrange that relay point is made in base station along the line at track yet, intra-network signal transmits automatic route, automatic relay, implement easily, reliability is high, affects little by track circuit ambient environment.
Accompanying drawing explanation
Fig. 1 is Signal transmissions schematic diagram of the present utility model.
Fig. 2 is the structural representation of wireless electro-pneumatic brake control device in the utility model.
Mark in figure: 1 is PMU, and 2 is wireless transmit/receive units, and 3 is operation processing unit, 4 is solenoid-driven and pressure sensing cell, and 5 is Vehicular electric generator, and 6 is storage battery, 7 is vehicle air brake pipe, and 8 is electromagnetic valve A, and 9 is electromagnetic valve B, 10 is electromagnetic valve C, 11 is sensor, and 12 is vehicle acceleration alleviation reservoir, and 13 is rail vehicle, 14 is intermediate, and 15 is air brake control cock.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As illustrated in fig. 1 and 2, a kind of train radio electropneumatic brake control system, described system is made up of several wireless electro-pneumatic brake control device, described several wireless electro-pneumatic brake control device is distributed in rail vehicle 13, and the several wireless electro-pneumatic brake control device in same train sets up into an independently wireless ad hoc network, each wireless electro-pneumatic brake control device is a wireless network node, described wireless electro-pneumatic brake control device is electrically connected with Vehicular electric generator 5, and the gas circuit of described wireless electro-pneumatic brake control device is communicated with vehicle air brake pipe 7; Described wireless electro-pneumatic brake control device associating Vehicular electric generator 5 is installed on rail vehicle 13.
Wherein, described wireless electro-pneumatic brake control device comprises PMU 1, wireless transmit/receive units 2, operation processing unit 3, solenoid-driven and pressure sensing cell 4 and performance element, described PMU 1 respectively with Vehicular electric generator 5, storage battery 6, wireless transmit/receive units 2, operation processing unit 3 and solenoid-driven are electrically connected with pressure sensing cell 4, described wireless transmit/receive units 2 is also connected with operation processing unit 3, described operation processing unit 3 is also connected with pressure sensing cell 4 with solenoid-driven, described solenoid-driven is also connected with performance element with pressure sensing cell 4, and described performance element comprises electromagnetic valve A8, electromagnetic valve B9, electromagnetic valve C10 and sensor 11, described electromagnetic valve A8, electromagnetic valve B9, electromagnetic valve C10 and sensor 11 are electrically connected with pressure sensing cell 4 with solenoid-driven respectively, described electromagnetic valve A8, electromagnetic valve B9, electromagnetic valve C10 is communicated with vehicle air brake pipe 7 by gas circuit respectively with sensor 11, and described electromagnetic valve C10 is also alleviated reservoir 12 with vehicle acceleration by gas circuit and is communicated with, and described performance element can fill air draft fast to vehicle air brake pipe 7.
Control method of the present utility model is:
A) after, train marshalling list completes, by the wireless device of hand-held wireless device or ground configuration, the wireless electro-pneumatic brake control device installed in train is write network identity and sorted, the wireless electro-pneumatic brake control device sorted connects into an independently wireless ad hoc network, each wireless electro-pneumatic brake control device becomes the node of network of this train ad-hoc network, and the node coming train forefront becomes root node;
B) when, driver implements brake operation to train, vehicle air brake pipe pressure can change, the wireless electro-pneumatic brake control device of root node detects the pressure change of brake pipe automatically, and be converted to wireless network signal and send to other wireless electro-pneumatic brake control device in train, other the wireless electro-pneumatic brake control device solution receiving wireless network signal translates control for brake instruction, and according to instruction, air draft control being filled fast to this brake pipe, fast driving air brake valve produces control for brake action;
C), driver implement service braking handle time, electromagnetic valve A combination sensor carries out the decompression air draft of closed loop control according to target air draft speed and target air draft value to brake pipe; When driver implements emergency braking manipulation, electromagnetic valve B carries out air draft rapidly and thoroughly to this brake pipe; When driver implements release of brake manipulation, electromagnetic valve C is communicated with vehicle acceleration and alleviates reservoir and vehicle air brake pipe, utilizes the storage wind accelerating alleviation reservoir to fill wind fast to brake pipe.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a train radio electropneumatic brake control system, it is characterized in that: described system is made up of several wireless electro-pneumatic brake control device, described several wireless electro-pneumatic brake control device is divided in train different vehicle (13), and the several wireless electro-pneumatic brake control device in same train sets up into an independently wireless ad hoc network, each wireless electro-pneumatic brake control device is a wireless network node, described wireless electro-pneumatic brake control device is electrically connected with Vehicular electric generator (5), the gas circuit of described wireless electro-pneumatic brake control device is communicated with vehicle air brake pipe (7).
2. train radio electropneumatic brake control system according to claim 1, it is characterized in that: described wireless electro-pneumatic brake control device comprises PMU (1), wireless transmit/receive units (2), operation processing unit (3), solenoid-driven and pressure sensing cell (4) and performance element, described PMU (1) respectively with Vehicular electric generator (5), storage battery (6), wireless transmit/receive units (2), operation processing unit (3) and solenoid-driven are electrically connected with pressure sensing cell (4), described wireless transmit/receive units (2) is also connected with operation processing unit (3), described operation processing unit (3) is also connected with pressure sensing cell (4) with solenoid-driven, described solenoid-driven and pressure sensing cell (4) be also connected with performance element and control vehicle air brake pipe (7) by performance element fill air draft fast.
3. train radio electropneumatic brake control system according to claim 2, it is characterized in that: described performance element comprises electromagnetic valve A(8), electromagnetic valve B(9), electromagnetic valve C(10) and sensor (11), described electromagnetic valve A(8), electromagnetic valve B(9), electromagnetic valve C(10) and sensor (11) be electrically connected with pressure sensing cell (4) with solenoid-driven respectively, described electromagnetic valve A(8), electromagnetic valve B(9), electromagnetic valve C(10) be communicated with vehicle air brake pipe (7) respectively by gas circuit with sensor (11), described electromagnetic valve C(10) also alleviate reservoir (12) by gas circuit and vehicle acceleration and be communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081613.2U CN204452427U (en) | 2015-02-05 | 2015-02-05 | A kind of train radio electropneumatic brake control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081613.2U CN204452427U (en) | 2015-02-05 | 2015-02-05 | A kind of train radio electropneumatic brake control system |
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| CN204452427U true CN204452427U (en) | 2015-07-08 |
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| CN201520081613.2U Active CN204452427U (en) | 2015-02-05 | 2015-02-05 | A kind of train radio electropneumatic brake control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608754A (en) * | 2015-02-05 | 2015-05-13 | 四川制动科技股份有限公司 | Train wireless electric pneumatic breaking control system and control method thereof |
| CN105539494A (en) * | 2015-12-30 | 2016-05-04 | 中国铁道科学研究院 | Vehicle braking device |
| CN111065071A (en) * | 2019-12-17 | 2020-04-24 | 眉山中车制动科技股份有限公司 | Train networking and sequencing method |
-
2015
- 2015-02-05 CN CN201520081613.2U patent/CN204452427U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608754A (en) * | 2015-02-05 | 2015-05-13 | 四川制动科技股份有限公司 | Train wireless electric pneumatic breaking control system and control method thereof |
| CN104608754B (en) * | 2015-02-05 | 2017-06-09 | 眉山中车制动科技股份有限公司 | A kind of train radio electric pneumatic breaking control system and its control method |
| CN105539494A (en) * | 2015-12-30 | 2016-05-04 | 中国铁道科学研究院 | Vehicle braking device |
| CN105539494B (en) * | 2015-12-30 | 2018-01-26 | 中国铁道科学研究院 | Vehicular brake device |
| CN111065071A (en) * | 2019-12-17 | 2020-04-24 | 眉山中车制动科技股份有限公司 | Train networking and sequencing method |
| CN111065071B (en) * | 2019-12-17 | 2022-10-04 | 眉山中车制动科技股份有限公司 | Train networking and sequencing method |
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Address after: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee after: Meisha Zhongke Brake Technology Co., Ltd. Address before: Three road 620010 Meishan province Sichuan City Dongpo District of Meishan science and Technology Industrial Park No. 68 Patentee before: Sichuan Brake Science and Technology Co. Ltd. |