CN103318193B - Motor train unit many Electrics reconnection control circuit and heavy linked method - Google Patents
Motor train unit many Electrics reconnection control circuit and heavy linked method Download PDFInfo
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- CN103318193B CN103318193B CN201310269067.0A CN201310269067A CN103318193B CN 103318193 B CN103318193 B CN 103318193B CN 201310269067 A CN201310269067 A CN 201310269067A CN 103318193 B CN103318193 B CN 103318193B
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Abstract
The present invention relates to a kind of motor train unit many Electrics reconnection control circuit and heavy linked method, its control circuit comprises: mechanical connection relay, mechanical hitch travel switch, electrically hitch, be electrically connected relay, the activation relay be located in driver's cab, commutate relay etc., namely can complete the expansion of loop wire train-line mainly through electrical connection relay and activation relay.The present invention, by the simple bang-bang circuit of setting principle, reaches with minimum implementation, meets the object that motor train unit are organized into groups flexibly.Both improve ease-to-operate, also improve the reliability of system.Motor train unit multiple row car weight connection of the present invention is applicable to when passenger flow volume is larger, and can adjust marshalling flexibly and improve transport power, be adapted at intercity motor-car, little marshalling motor train unit use, following application prospect is extensive.
Description
Technical field
The present invention relates to motor train unit multiple row car weight connection technology, particularly a kind of motor train unit many Electrics reconnection control circuit and heavy linked method.
Background technology
Motor train unit multiple row car weight connection technical requirements design has terseness, dependable with function, and after realizing motor train unit multiple row car weight connection, each electrical subsystem, such as, drive, draw, brake, gate, illumination, PIS, TCMS etc. all complete automatic expansion.
The EMU of current domestic introduction is in the motor train unit realizing two train coupled running, and the network control mode that major part adopts, because network transmission signal, distance etc. exist a definite limitation, when a network fails, heavily joining train can not normally run.In the rail subway of city, train heavily joins and only carries out under rescue situations, only has braking, broadcast subsystem automatic expansion, heavily join in difficulty relatively low.
Summary of the invention
Technical matters to be solved by this invention is, overcomes the above-mentioned shortcoming of prior art, provides a kind of motor train unit many Electrics reconnection control circuit, to improve the simplicity of operation, improves the reliability of system.
Motor train unit multiple row car weight connection of the present invention refers to that the marshalling of several row motor train unit runs, its drive manner is identical with single-row motor train unit with operating aspect in technology, but associative operation must be carried out when motor train unit multiple row car weight joins to electrical subsystem, to reach the object several row motor train unit being connected into a train.
In order to solve above technical matters, motor train unit many Electrics reconnection control circuit provided by the invention, comprise: electrical connection relay, be located at the activation relay in driver's cab, run through the first row fare of train, secondary series fare, it is characterized in that also comprising the commutation be arranged in driver's cab completes relay, described electrical connection relay has two open contacts and a normally closed contact, described activation relay has three open contacts and two normally closed contacts, first open contact of described activation relay, activate the first normally closed contact of relay, the normally closed contact of electrical connection relay, activate relay second open contact, the relay that commutated is connected successively, termination train positive source on first open contact of described activation relay, the relay that commutated connects train power cathode, the end of first row fare is connected on the circuit between the first open contact activating relay and the first normally closed contact activating relay, the end of secondary series fare is respectively through activating the 3rd open contact of relay, activate the second normally closed contact of relay and the first open contact of electrical connection relay, second open contact connects, first normally closed contact lower end of described activation relay is connected with the 3rd open contact front end activating relay, second normally closed contact front end of described activation relay is connected with the second open contact upper end activating relay.
Further, motor train unit many Electrics reconnection control circuit of the present invention, also include mechanical hitch travel switch, mechanical connection relay, electrically hitch, uncoupling button, hang together indicator lamp, described mechanical hitch travel switch and the series connection of mechanical connection relay are between train power positive cathode, described uncoupling button connect afterwards with to hang together indicator lamp in parallel with electrical connection relay, in parallel with mechanical hitch travel switch again after then connecting with electric hitch.
In addition, present invention also offers the heavy linked method of train based on above-mentioned motor train unit many Electrics reconnection control circuit, it is characterized in that:
After the first step, mechanical car are hooked together and hang up, the closing of contact of mechanical hitch travel switch, makes mechanical connection relay obtain electric, thus the normally closed contact of mechanical connection relay on emergency braking loop wire disconnects, and emergency braking is applied automatically;
After second step, electric hitch hang together, make electrical connection relay obtain electric, hang together indicator lamp and light, show that motor train unit multiple row car has hung together;
3rd step, after motor train unit multiple row car has hung together, loop wire train-line involved by each electrical subsystem is expanded with normally closed contact by often opening of relay of electrical connection, activation relay due to head car driver's cab obtains electric and the activation relay of all the other driver's cabs must not be electric, therefore the power supply signal making a car send now is sent to trailer successively through the first train, and a car is back to successively through secondary series fare from trailer, the commutation of driving head car completes relay and obtains electric, shows that Electric heavily joins and completes.
Control circuit structure provided by the invention is simple, namely can complete the expansion of loop wire train-line mainly through electrical connection relay and activation relay.The present invention, by the simple bang-bang circuit of setting principle, reaches with minimum implementation, meets the object that motor train unit are organized into groups flexibly.Both improve ease-to-operate, also improve the reliability of system.
Motor train unit multiple row car weight connection of the present invention is applicable to when passenger flow volume is larger, and can adjust marshalling flexibly and improve transport power, be adapted at intercity motor-car, little marshalling motor train unit use, following application prospect is extensive.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is motor train unit many Electrics reconnection control circuit diagram of the present invention.
Fig. 2 is motor train unit hitch interior circuit construction schematic diagram.
Detailed description of the invention
As shown in Figure 1, be two row motor train unit docking electrical connection schematic diagrams, often row motor train unit have former and later two headstocks, therefore in figure, be decorated with 4 headstocks, be respectively A car, B car, C car, D car, in the present embodiment, the A car of left side motor train unit, for activating driver's cab, is described motor train unit many Electrics reconnection control circuit of the present invention for A car (other headstock circuit structures are identical with it) below.
As Fig. 1, shown in Fig. 2, motor train unit many Electrics reconnection control circuit (for A car), comprise: electrical connection relay 5, be located at the activation relay (not shown in FIG.) in driver's cab, run through the first row fare L1a of train, secondary series fare L2a, it also comprises the commutation be arranged in driver's cab and completes relay 10, electrical connection relay 5 has two open contact 51a, a 52a and normally closed contact 53a, activate relay and there are three open contact 81a, 85a, 83a and two normally closed contact 82a, 84a, activate the first open contact 81a of relay, activate the first normally closed contact 82a of relay, the normally closed contact 53a of electrical connection relay, activate relay second open contact 85a, the relay 10a that commutated connects successively, termination train positive source on first open contact 81a of activation relay, the relay 10a that commutated connects train power cathode, the end of first row fare L1a is connected on the circuit between the first open contact 81a activating relay and the first normally closed contact 82a activating relay, the end of secondary series fare L2a is respectively through activating the 3rd open contact 83a of relay, activate the second normally closed contact 84a of relay and the first open contact 51a of electrical connection relay, second open contact 52a connects, the the first normally closed contact 82a lower end activating relay is connected with the 3rd open contact 83a front end activating relay, the the second normally closed contact 84a front end activating relay is connected with the second open contact 85a upper end activating relay.In Fig. 1, the circuit of B car, C car, D car is identical with the circuit arragement of A car excessively symmetrical, and the letter representation headstock numbering at label end, all the other implications are all identical, are not described one by one at this.
As shown in Figure 2, the electric reconnection control circuit of the present embodiment also includes mechanical hitch travel switch 1, mechanical connection relay 7, electrically hitch 2, uncoupling button 4, hangs together indicator lamp 6, machinery hitch travel switch 1 and the series connection of mechanical connection relay 7 are between train power positive cathode, uncoupling button 4 is in parallel with hanging together indicator lamp 6 after connecting with electrical connection relay 5, in parallel with mechanical hitch travel switch 1 again after then connecting with electric hitch 2.
As can be known from Fig. 1, when two trains do not dock, electrical connection relay must not be electric, if when now A car is in state of activation, the activation relay of A car obtains electric, the activation relay of B car must not be electric, three open contacts 81a, 85a, 83a of the activation relay of A car are closed, two normally closed contacts 82a, 84a disconnect, electric current flows through 81a, L1a, L1b, 82b, 53b, 84b, L2b, L1b, 83a, 53a, 85a, 10a successively, lighting the A car relay 10a that commutated obtains electric, makes left side permutation motor train unit form circulation.
When two row motor train unit hang together, B car docks successively with the mechanical hitch of C car, electrically hitch, after mechanical car is hooked together and hangs up, mechanical hitch travel switch 1 closing of contact of B car and C car, the mechanical connection relay 7 of two headstocks is made to obtain electric, thus the normally closed contact of mechanical connection relay 7 on emergency braking loop wire disconnects, emergency braking will be applied automatically.After the electric hitch 2 of B car and C car hangs together, make the electrical connection relay 5 of two cars electric, the indicator lamp 6 that hangs together of two headstocks is lighted, and shows that these two motor train unit have hung together.
After two row motor train unit have hung together, the loop wire train-line involved by each electrical subsystem is expanded with normally closed contact by often opening of relay of electrical connection.As shown in Figure 1, after two row motor train unit have hung together, the electrical connection relay of B car, C car obtains electric, two open contacts 51b, 52b making B car be electrically connected relay close, a normally closed contact 53b disconnects, same, two open contacts 51c, 52c of C car electrical connection relay are closed, a normally closed contact 53c disconnects, head car is A car, and the activation relay of A car obtains electric, and its activation relay with headstock must not be electric, therefore three open contacts 81a, 85a, 83a of the activation relay of A car are closed, two normally closed contacts 82a, 84a disconnect.Electric current flows through 81a, L1a, L1b, 82b, 51b, 51c, 82c, L1c, L1d, 82d, 53d, 84d, L2d, L2c, 84c, 52c, 84b, L2b, L2a, 83a, 53a, 85a, 10a successively.Lighting the A car relay 10a that commutated obtains electric, make electric current from the beginning car (A car) flow to trailer (D car) and be back to again (A car).Utilize control circuit of the present invention as seen, only by electrical connection relay with activate relay, the expansion of loop wire train-line can be completed.Can find out from this example, control circuit of the present invention is not limited to the problem of solution two car weight connection, and can constantly expand, and is applicable to electrically heavily joining of motor train unit multiple row car.
In addition, present invention also offers the heavy linked method of train based on above-mentioned motor train unit many Electrics reconnection control circuit, it is characterized in that:
After the first step, mechanical car are hooked together and hang up, the closing of contact of mechanical hitch travel switch, makes mechanical connection relay obtain electric, thus the normally closed contact of mechanical connection relay on emergency braking loop wire disconnects, and emergency braking is applied automatically;
After second step, electric hitch hang together, make electrical connection relay obtain electric, hang together indicator lamp and light, show that motor train unit multiple row car has hung together;
3rd step, after motor train unit multiple row car has hung together, loop wire train-line involved by each electrical subsystem is expanded with normally closed contact by often opening of relay of electrical connection, activation relay due to head car driver's cab obtains electric and the activation relay of all the other driver's cabs must not be electric, therefore the power supply signal making a car send now is sent to trailer successively through the first train, and a car is back to successively through secondary series fare from trailer, the commutation of driving head car completes relay and obtains electric, shows that Electric heavily joins and completes.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the own job of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (3)
1. motor train unit many Electrics reconnection control circuit, comprise: electrical connection relay, be located at the activation relay in driver's cab, run through the first row fare of train, secondary series fare, it is characterized in that also comprising the commutation be arranged in driver's cab completes relay, described electrical connection relay has two open contacts and a normally closed contact, described activation relay has three open contacts and two normally closed contacts, first open contact of described activation relay, activate the first normally closed contact of relay, the normally closed contact of electrical connection relay, activate relay second open contact, the relay that commutated is connected successively, termination train positive source on first open contact of described activation relay, the relay that commutated connects train power cathode, the end of first row fare is connected on the circuit between the first open contact activating relay and the first normally closed contact activating relay, the end of secondary series fare is respectively through activating the 3rd open contact of relay, activate the second normally closed contact of relay and the first open contact of electrical connection relay, second open contact connects, first normally closed contact lower end of described activation relay is connected with the 3rd open contact front end activating relay, second normally closed contact front end of described activation relay is connected with the second open contact upper end activating relay.
2. motor train unit many Electrics reconnection control circuit according to claim 1, it is characterized in that: also include mechanical hitch travel switch, mechanical connection relay, electrically hitch, uncoupling button, hang together indicator lamp, described mechanical hitch travel switch and the series connection of mechanical connection relay are between train power positive cathode, described uncoupling button connect afterwards with to hang together indicator lamp in parallel with electrical connection relay, in parallel with mechanical hitch travel switch again after then connecting with electric hitch.
3., based on the heavy linked method of train of claim 1 motor train unit many Electrics reconnection control circuit, it is characterized in that:
After the first step, mechanical car are hooked together and hang up, the closing of contact of mechanical hitch travel switch, makes mechanical connection relay obtain electric, thus the normally closed contact of mechanical connection relay on emergency braking loop wire disconnects, and emergency braking is applied automatically;
After second step, electric hitch hang together, make electrical connection relay obtain electric, hang together indicator lamp and light, show that motor train unit multiple row car has hung together;
3rd step, after motor train unit multiple row car has hung together, loop wire train-line involved by each electrical subsystem is expanded with normally closed contact by often opening of relay of electrical connection, the power supply signal that head car sends is sent to trailer successively through first row fare, and return from trailer, a car is back to successively through secondary series fare, the commutation of driving head car completes relay and obtains electric, shows that Electric heavily joins and completes.
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| CN201310269067.0A CN103318193B (en) | 2013-06-29 | 2013-06-29 | Motor train unit many Electrics reconnection control circuit and heavy linked method |
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| CN201310269067.0A CN103318193B (en) | 2013-06-29 | 2013-06-29 | Motor train unit many Electrics reconnection control circuit and heavy linked method |
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| CN103318193B true CN103318193B (en) | 2015-12-16 |
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Address after: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing province high tech Industrial Development Zone, Taishan Park, North Pearl Road, No. 68 Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |