CN218343514U - Magnetic suspension turnout control circuit with self-closing function - Google Patents
Magnetic suspension turnout control circuit with self-closing function Download PDFInfo
- Publication number
- CN218343514U CN218343514U CN202222997391.1U CN202222997391U CN218343514U CN 218343514 U CN218343514 U CN 218343514U CN 202222997391 U CN202222997391 U CN 202222997391U CN 218343514 U CN218343514 U CN 218343514U
- Authority
- CN
- China
- Prior art keywords
- turnout
- relay
- group
- contacts
- starting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model discloses a magnetic suspension switch control circuit with self-closing function, which comprises a first switch starting relay, a second switch starting relay, a switch locking protection relay, a switch middle position operation relay, a switch left position operation relay and a switch lock duplicate prevention relay; the two sides of the first group of contacts and the second group of contacts of the turnout locking protective relay are respectively connected with the seventh group of contacts and the eighth group of contacts of the first turnout starting relay in parallel; the second group of contacts of the second turnout starting relay are directly connected with the turnout middle position operating relay and the turnout left position operating relay; the utility model discloses can let the switch cancel the order at the switching arbitrary time midway, all do not influence the switch conversion, improve the stability and the reliability of switch conversion.
Description
Technical Field
The utility model belongs to the technical field of magnetism floats switch control circuit and specifically relates to indicate a magnetism floats switch control circuit with self-closing function.
Background
The turnout is a line connecting device which enables a rail train to be switched from one track to another track from more than two tracks, the turnout switching is usually driven by an interlocking system, the existing turnout of partial magnetic levitation has design defects, and through field testing, when the operations of canceling an approach, tightly stopping triggering, opening a shielding door, buckling a train, suddenly occupying the section of the arranged approach (or abnormally occupying the sudden section) and the like are sent out in the midway of the turnout switching, the interlocking system stops driving the turnout, the turnout switching command is cut off, the turnout can be stopped in the midway to be positioned at a quarto position, the design specification of the interlocking system is not met, and the running safety of the magnetic suspension train is seriously threatened.
As shown in fig. 5, the original circuit meets emergency, when the interlocking system stops driving the turnout, the positioning operation relay DCJ, the reversed position operation relay FCJ and the turnout locking protection relay SFJ are cut off, the turnout middle position operation relay NCJ and the left position operation relay LCJ in the outdoor turnout electric control cabinet cannot transmit a rotation command, the turnout locking protection relay SFJF in the electric control cabinet and the alternating current contactor DYSBA/DYSBB in the electric control cabinet are disconnected, a 380V action power supply cannot be provided for turnout rotation, and the turnout rotation is stopped midway.
Disclosure of Invention
To the technical problem who exists among the above-mentioned prior art, the utility model provides a magnetism suspension switch control circuit with from closing function to solve at the maglev train operation in-process because human intervention or other unexpected factors lead to the interlocking to stop the problem of route or independent operation order leads to the switch to stall midway.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a magnetic suspension turnout control circuit with a self-closing function is characterized by comprising a first turnout starting relay 1DQJ, a second turnout starting relay 2DQJ, a turnout locking protection relay SFJ, a turnout middle position operation relay NCJ, a turnout left position operation relay LCJ and a turnout locking anti-double relay SFJF;
two sides of a first group of connection points and a second group of connection points of the turnout locking protection relay SFJ are respectively connected with a seventh group of connection points and an eighth group of connection points of a DQJ of a first turnout starting relay 1 in parallel;
a second group of contacts of the second turnout starting relay 2DQJ are directly connected with a turnout middle position operating relay NCJ and a turnout left position operating relay LCJ; one end of the other group of connection points of the second turnout starting relay 2DQJ is connected with the first group of connection points of the first turnout starting relay 1DQJ, and the other end is in switching connection between the turnout middle position operating relay NCJ and the turnout left position operating relay LCJ through polarity inversion.
One end of the turnout locking and duplicate indication preventing relay SFJF is connected with a first group of connection points of the turnout locking and protection relay SFJ, and the other end of the turnout locking and duplicate indication preventing relay SFJF is connected with a second group of connection points of the turnout locking and protection relay SFJ.
The switch lock anti-copy relay SFJF is formed by connecting a first switch lock anti-copy relay SFJF1 and a second switch lock anti-copy relay SFJF2 in parallel.
The excitation circuit of the turnout lock duplicate prevention relay SFJF sequentially passes through a first group of front contacts of the turnout lock duplicate prevention relay SFJ, a coil of the turnout lock duplicate prevention relay SFJF, a second group of front contacts of the turnout lock duplicate prevention relay SFJ from a power supply anode KZ to a power supply cathode KF, or sequentially passes through a seventh group of front contacts of the first turnout start relay 1DQJ, a coil of the turnout lock duplicate prevention relay SFJF and an eighth group of front contacts of the first turnout start relay 1 DQJ.
The positioning operation excitation circuit of the turnout middle position operation relay NCJ sequentially passes through a first group of front contacts comprising a first turnout starting relay 1DQJ, a second group of front contacts comprising a second turnout starting relay 2DQJ, a coil of the turnout middle position operation relay NCJ and a second group of front contacts comprising a first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF;
the reverse operation excitation circuit of the turnout left operation relay LCJ sequentially passes through a first group of front contacts comprising a first turnout starting relay 1DQJ, a second group of rear contacts comprising a second turnout starting relay 2DQJ, a coil of the turnout left operation relay LCJ and a second group of front contacts comprising a first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF.
A magnetic suspension turnout control circuit with a self-closing function is characterized by comprising a second turnout starting relay 2DQJ, a turnout locking protection relay SFJ, a disconnecting relay QDJ, a turnout middle position operation relay NCJ and a turnout left position operation relay LCJ;
the turnout locking protection relay comprises a turnout locking protection relay SFJ, eight groups of contacts are shared by the turnout locking protection relay QDJ, and any two groups of contacts in the four groups from the third group to the sixth group of the turnout locking protection relay are connected in parallel on two sides of the first group and the second group of contacts of the turnout locking protection relay SFJ;
a second group of contacts of the second turnout starting relay 2DQJ are directly connected with a turnout middle position operating relay NCJ and a turnout left position operating relay LCJ; one end of the other group of connection points of the second turnout starting relay 2DQJ is connected with the first group of connection points of the first turnout starting relay 1DQJ, and the other end is in switching connection between the turnout middle position operating relay NCJ and the turnout left position operating relay LCJ through polarity inversion.
One end of the switch locking and double-indication preventing relay SFJF is connected with a first group of contacts of the switch locking and protecting relay SFJ, and the other end of the switch locking and double-indication preventing relay SFJF is connected with a second group of contacts of the switch locking and protecting relay SFJ.
The switch lock anti-duplicate relay SFJF is formed by connecting a first switch lock anti-duplicate relay SFJF1 and a second switch lock anti-duplicate relay SFJF2 in parallel.
The excitation circuit of the turnout lock anti-duplicate relay SFJF sequentially passes through a first group of front contacts of the turnout lock anti-duplicate relay SFJ, a coil of the turnout lock anti-duplicate relay SFJF, a second group of front contacts of the turnout lock anti-duplicate relay SFJ, or sequentially passes through a third group of front contacts of the disconnecting relay QDJ, a coil of the turnout lock anti-duplicate relay SFJF and a fourth group of front contacts of the disconnecting relay QDJ from a power supply anode KZ to a power supply cathode KF.
The positioning operation excitation circuit of the switch neutral position operation relay NCJ sequentially passes through a first group of front contacts comprising a first switch starting relay 1DQJ, a second group of front contacts comprising a second switch starting relay 2DQJ, a coil of the switch neutral position operation relay NCJ and a second group of front contacts comprising a first switch starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF;
the reverse operation excitation circuit of the turnout left operation relay LCJ sequentially passes through a first group of front contacts of a first turnout starting relay 1DQJ, a second group of rear contacts of a second turnout starting relay 2DQJ, a coil of the turnout left operation relay LCJ and a second group of front contacts of the first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF.
The technical effects of the utility model reside in that, start the back at the switch, switch conversion command can keep 6.5 seconds at least, is enough to make the switch lose the location and shows, so cancel the command at switch arbitrary time midway, all do not influence the switch conversion, improved the stability and the reliability of switch conversion.
Under the centralized mode, only when the interlocking sends out the switch conversion command, the switch lock anti-double-indication relay SFJF sucks up to enable the alternating current contactor DYSBA/DYSBB to suck and provide 380V action power supply for the switch motor, and the switch is converted in place, the alternating current contactor is released and the 380V action power supply is automatically cut off, so that the outdoor switch is ensured not to be converted mistakenly.
The utility model discloses a design circuit starts from indoor control circuit, reforms transform and recovers mechanism itself to original switch action circuit and do not have any influence, has greatly reduced the implementation cost that magnetism floats switch control circuit and reforms transform and has reformed transform the degree of difficulty.
Drawings
FIG. 1 is an excitation circuit of a relay and components inside an outdoor turnout electric control cabinet when a circuit is connected in parallel with a first turnout starting relay 1DQJ contact;
fig. 2 is a self-closing circuit of a first fork starting relay 1 DQJ;
FIG. 3 is an excitation circuit and a self-closing circuit for cutting off the relay;
FIG. 4 is an excitation circuit of a relay and components inside an outdoor turnout electric control cabinet when a circuit is connected in parallel to cut off a contact of a relay QDJ;
fig. 5 is a circuit of a portion where the positioning operation relay DCJ, the flip operation relay FCJ, and the switch locking protection relay SFJ are located in the original circuit.
Detailed Description
The following is a detailed description of the embodiments of the present invention, and the present embodiment uses the technical solution of the present invention as a basis for developing, and gives detailed implementation and specific operation process, and it is right to further explain the technical solution of the present invention.
Example 1:
in this embodiment, on the basis that the first turnout starting relay 1DQJ provided in the existing circuit has six groups of connection points, the seventh group of connection points and the eighth group of connection points of the first turnout starting relay 1DQJ are respectively connected in parallel on two sides of the first group of connection points and the second group of connection points of the turnout locking protection relay SFJ. Meanwhile, the original contact points of the positioning operation relay/the reverse operation relay DCJ/FCJ are removed after the second group of contact points of the second turnout starting relay 2 DQJ. When the switch locking protection relay SFJ is not disconnected, the switch locking anti-copy relay SFJF1 excitation circuit sequentially passes through a first group of front contacts of the switch locking protection relay SFJ, a coil of the switch locking anti-copy relay SFJF and a second group of front contacts of the switch locking protection relay SFJ from a power supply anode KZ to a power supply cathode KF and is expressed as follows: 1DCZ24-RD 1-2-SFJ 11-12-JZZJ 31-32-SFJF1/SFJF2-JZZJ 42-41-SFJ 22-21-RD 2-1-1 DCF24 as shown in figure 1.
When the turnout locking protection relay SFJ is disconnected, an excitation circuit of the turnout locking duplicate prevention relay SFJF sequentially passes through a seventh group of front contacts of the first turnout starting relay 1DQJ, a coil of the turnout locking duplicate prevention relay SFJF and an eighth group of front contacts of the first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF, and the excitation circuit is represented as: 1DCZ24-RD 1-2-1DQJ 71-72-JZZJ 31-32-SFJF1/SFJF2-JZZJ 42-41-1DQJ 82-81-RD 2-1-1 DCF24 as described in FIG. 1.
The positioning operation excitation circuit of the switch neutral position operation relay NCJ sequentially passes through a first group of front contacts comprising a first switch starting relay 1DQJ, a second group of front contacts comprising a second switch starting relay 2DQJ, a coil of the switch neutral position operation relay NCJ and a second group of front contacts comprising a first switch starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF, and is represented as follows: 1DCZ24-RD 1-2-JZZJ 11-12-1DQJ 11-12-2DQJ 121-122-NCJ 1-4-1DQJ 22-21-JZZJ 22-21-RD 2-1-1 DCF24, as described in FIG. 1.
The reverse operation excitation circuit of the switch left operation relay LCJ sequentially passes through a first group of front contacts comprising a first switch starting relay 1DQJ, a second group of rear contacts comprising a second switch starting relay 2DQJ, a coil of the switch left operation relay LCJ and a second group of front contacts comprising a first switch starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF, and is represented as: 1DCZ24-RD 1-2-JZZJ 11-12-1DQJ 11-12-2DQJ 121-123-LCJ 1-4-1DQJ 22-21-JZZJ 22-21-RD 2-1-1 DCF24, as described in FIG. 1.
The self-closing circuit of the first fork starting relay 1DQJ is sequentially connected in series from a power supply anode KZ to a power supply cathode KF and comprises the following components in percentage by weight: a second group of front contacts of the relay QDJ, a second group of coils of the first fork starting relay 1DQJ and a third group of front contacts of the first fork starting relay 1DQJ are cut off; expressed as: KZ-QDJ 21-22-1DQJ 1-2-1DQJ 31-32-KF is shown in FIG. 2.
The excitation circuit of cutting off the relay, establish ties in proper order and include: a capacitor C, a sixth group of front contacts of a first fork starting relay 1DQJ, a coil of a disconnecting relay QDJ and a resistor R1; expressed as: c + -1DQJ 61-62-QDJ 1-4-R1-C-as shown in FIG. 3.
The self-closing circuit of cut-off relay is established ties in proper order by anodal KZ of power to power negative pole KF and is included: positioning a third group of rear contacts of the indicating relay, inverting the third group of rear contacts of the indicating relay, cutting off a first group of front contacts of the relay and cutting off a coil of the relay; expressed as: KZ-DBJ 31-33-FBJ 31-33-QDJ 11-12-QDJ 1-4-KF is shown in FIG. 3.
Example 2:
in the embodiment, on the basis that the existing circuit uses the first, second, seventh and eighth groups of contacts, any two groups of contacts in the third to sixth groups of contacts are selected from the spare contacts of the cut-off relay QDJ and are respectively connected in parallel to two sides of the first group and the second group of contacts of the turnout locking protection relay SFJ, and the third group and the fourth group of contacts are selected in the embodiment.
When the switch locking protection relay SFJ is not disconnected, the excitation circuit of the switch locking duplicate-proof relay SFJF sequentially passes through a first group of front contacts of the switch locking protection relay SFJ, a coil of the switch locking duplicate-proof relay SFJF and a second group of front contacts of the switch locking protection relay SFJ from a power supply anode KZ to a power supply cathode KF, and the representation is as follows: 1DCZ24-RD 1-2-SFJ 11-12-JZZJ 31-32-SFJF1/SFJF2-JZZJ 42-41-SFJ 22-21-RD 2-1-1 DCF24 as shown in FIG. 4.
When the turnout locking protection relay SFJ is disconnected, an excitation circuit of the turnout locking duplicate-prevention relay SFJF sequentially passes through a third group of front contacts of the disconnecting relay QDJ, a coil of the turnout locking duplicate-prevention relay SFJF and a fourth group of front contacts of the disconnecting relay QDJ from a power supply positive electrode KZ to a power supply negative electrode KF, and is represented as follows: 1DCZ24-RD 1-2-QDJ 31-32-JZZJ 31-32-SFJF1/SFJF2-JZZJ 42-41-QDJ 42-41-RD 2-1-1 DCF24, as described in FIG. 4.
The positioning operation excitation circuit of the switch neutral position operation relay NCJ sequentially passes through a first group of front contacts comprising a first switch starting relay 1DQJ, a second group of front contacts comprising a second switch starting relay 2DQJ, a coil of the switch neutral position operation relay NCJ and a second group of front contacts comprising a first switch starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF, and is represented as follows: 1DCZ24-RD 1-2-JZZJ 11-12-1DQJ 11-12-2DQJ 121-122-NCJ 1-4-1DQJ 22-21-JZZJ 22-21-RD 2-1-1 DCF24, as described in FIG. 4.
The reverse operation excitation circuit of the switch left operation relay LCJ sequentially passes through a first group of front contacts comprising a first switch starting relay 1DQJ, a second group of rear contacts comprising a second switch starting relay 2DQJ, a coil of the switch left operation relay LCJ and a second group of front contacts comprising a first switch starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF, and is represented as: 1DCZ24-RD 1-2-JZZJ 11-12-1DQJ 11-12-2DQJ 121-123-LCJ 1-4-1DQJ 22-21-JZZJ 22-21-RD 2-1-1 DCF24, as described in FIG. 4.
The self-closing circuit of first trouble start-up relay 1DQJ is established ties in proper order by power supply positive pole KZ to power supply negative pole KF and is included: a second group of front contacts of the relay QDJ, a second group of coils of the first fork starting relay 1DQJ and a third group of front contacts of the first fork starting relay 1DQJ are cut off; expressed as: KZ-QDJ 21-22-1DQJ 1-2-1DQJ 31-32-KF is shown in FIG. 2.
The excitation circuit of cutting off the relay, establish ties in proper order and include: a capacitor C, a sixth group of front contacts of a first fork starting relay 1DQJ, a coil of a disconnecting relay QDJ and a resistor R1; expressed as: c + -1DQJ 61-62-QDJ 1-4-R1-C-as shown in FIG. 3.
The self-closing circuit of cut-off relay is established ties in proper order by the anodal KZ of power to power negative pole KF and is included: positioning a third group of rear contacts of the indicating relay, inverting the third group of rear contacts of the indicating relay, cutting off a first group of front contacts of the relay and cutting off a coil of the relay; expressed as: KZ-DBJ 31-33-FBJ 31-33-QDJ 11-12-QDJ 1-4-KF is shown in FIG. 3.
The control principle of the present invention is explained by the prior art and the specific embodiments.
When the existing magnetic suspension turnout arrangement needs to switch the route of the turnout, the turnout switching is carried out midway and the operations of canceling the route, tightly stopping triggering, opening the shielding door, buckling and the like are sent out again, the interlocking system stops driving the turnout combination positioning operation relay DCJ, the reversed position operation relay FCJ and the turnout locking protection relay SFJ, so that the turnout middle position operation relay NCJ, the turnout left position operation relay LCJ, the right position operation relay RCJ of the outdoor turnout electric control cabinet 1 and the turnout locking anti-repeat relay SFJF and the alternating current contactor DYSBA/DYSBB of the turnout electric control cabinet 2 are disconnected, the turnout rotation command and the alternating current 380V action power supply are cut off, and the turnout is stopped midway and positioned at a dangerous four-opening position.
The utility model discloses an embodiment 1 in cancelled original control circuit's location operation relay DCJ and the first group of reversal operation relay FCJ suck the contact condition and parallelly connected first switch start relay 1DQJ 7 th group, 8 th group suck the contact in switch locking protection relay SFJ 1 st group and 2 nd group contact both sides, switch location operation excitation circuit and switch reversal operation excitation circuit no longer receive the control of original location operation relay DCJ, reversal operation relay FCJ, when the interlock stops driving, switch locking protection relay SFJ breaks off, the excitation circuit of cut-off relay makes clear, the electric capacity discharges, cut-off relay QDJ sucks, first switch start relay 1 DQJ's self-closing circuit makes clear, first switch start relay 1DQJ keeps self-closing as shown in figure 2, figure 3, the circuit is not broken due to the disconnection of a turnout locking protection relay SFJ, the turnout locking prevention double-acting relay SFJF and an alternating current contactor DYSBA/DYSBB keep sucking up and continuously supply power, when the turnout unlocking and disconnecting positioning show command, the self-closing circuit of a turnout disconnecting relay QDJ is switched on, when the turnout shows no turnout, the turnout disconnecting relay QDJ and a first turnout starting relay 1DQJ keep sucking up continuously so that turnout conversion command keeps continuously, outdoor turnout continuous action is carried out until the turnout action circuit is switched in place and automatically disconnected or the turnout action circuit is switched to reverse FBJ sucking up, the turnout disconnecting relay QDJ self-closing circuit is disconnected, the turnout disconnecting relay QDJ falls after the capacitor starts discharging for 6.5 seconds, the first turnout starting relay 1DQJ falls along with the turnout starting relay, and the circuit is restored; the utility model discloses on existing switch control circuit's basis, add the switch from closing the function, make it satisfy the interlocking design standard, still can keep conversion command normal completion when sending operations such as cancellation route again midway in the switch conversion.
Similarly, in embodiment 2, the DQJ of the first turnout start relay 1 and the QDJ of the turnout are sucked and dropped together, so that the switching command can still be normally completed when the turnout is sent out to cancel the entering operation in the midway of switching.
The above embodiments are preferred embodiments of the present application, and those skilled in the art can make various changes or modifications without departing from the general concept of the present application, and such changes or modifications should fall within the scope of the claims of the present application.
Claims (8)
1. A magnetic suspension turnout control circuit with a self-closing function is characterized by comprising a first turnout starting relay 1DQJ, a second turnout starting relay 2DQJ, a turnout locking protection relay SFJ, a turnout middle position operation relay NCJ, a turnout left position operation relay LCJ and a turnout locking anti-double relay SFJF;
the two sides of the first group of connection points and the second group of connection points of the turnout locking protection relay SFJ are respectively connected with the seventh group of connection points and the eighth group of connection points of the DQJ of the first turnout starting relay 1 in parallel;
a second group of contacts of the second turnout starting relay 2DQJ are directly connected with a turnout middle position operating relay NCJ and a turnout left position operating relay LCJ; one end of the other group of connection points of the second turnout starting relay 2DQJ is connected with the first group of connection points of the first turnout starting relay 1DQJ, and the other end is in switching connection between the turnout middle position operating relay NCJ and the turnout left position operating relay LCJ through polarity inversion;
one end of the turnout lock anti-duplicate relay SFJF is connected with a first group of connection points of the turnout lock protection relay SFJ, and the other end of the turnout lock anti-duplicate relay SFJF is connected with a second group of connection points of the turnout lock protection relay SFJ.
2. The magnetic levitation turnout control circuit with the self-closing function according to claim 1, wherein the turnout lock anti-copy relay SFJF is formed by connecting a first turnout lock anti-copy relay SFJF1 and a second turnout lock anti-copy relay SFJF2 in parallel.
3. The magnetic levitation turnout control circuit with the self-closing function according to claim 1, wherein the excitation circuit of the turnout lock anti-repeat relay SFJF sequentially passes through a first group of front contacts of the turnout lock anti-repeat relay SFJ, a coil of the turnout lock anti-repeat relay SFJF, a second group of front contacts of the turnout lock anti-repeat relay SFJ, or sequentially passes through a seventh group of front contacts of the first turnout start relay 1DQJ, a coil of the turnout lock anti-repeat relay SFJF and an eighth group of front contacts of the first turnout start relay 1DQJ from a power supply positive electrode KZ to a power supply negative electrode KF.
4. The magnetic levitation turnout control circuit with the self-closing function according to claim 1, wherein the positioning operation excitation circuit of the turnout middle position operation relay NCJ is sequentially connected from a power supply positive electrode KZ to a power supply negative electrode KF through a first group of front contacts comprising a first turnout starting relay 1DQJ, a second group of front contacts comprising a second turnout starting relay 2DQJ, a coil of the turnout middle position operation relay NCJ and a second group of front contacts comprising a first turnout starting relay 1 DQJ;
the reverse operation excitation circuit of the turnout left operation relay LCJ sequentially passes through a first group of front contacts of a first turnout starting relay 1DQJ, a second group of rear contacts of a second turnout starting relay 2DQJ, a coil of the turnout left operation relay LCJ and a second group of front contacts of the first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF.
5. A magnetic suspension turnout control circuit with a self-closing function is characterized by comprising a second turnout starting relay 2DQJ, a turnout locking protection relay SFJ, a disconnecting relay QDJ, a turnout middle position operation relay NCJ and a turnout left position operation relay LCJ;
the turnout locking protection relay comprises a turnout locking protection relay SFJ, eight groups of contacts are shared by the turnout locking protection relay QDJ, and any two groups of contacts in the four groups from the third group to the sixth group of the turnout locking protection relay are connected in parallel on two sides of the first group and the second group of contacts of the turnout locking protection relay SFJ;
a second group of contacts of the second turnout starting relay 2DQJ are directly connected with a turnout middle position operating relay NCJ and a turnout left position operating relay LCJ; one end of the other group of connection points of the second turnout starting relay 2DQJ is connected with the first group of connection points of the first turnout starting relay 1DQJ, and the other end is in switching connection between the turnout middle position operating relay NCJ and the turnout left position operating relay LCJ through polarity inversion;
one end of the switch locking and double-indication preventing relay SFJF is connected with a first group of contacts of the switch locking and protecting relay SFJ, and the other end of the switch locking and double-indication preventing relay SFJF is connected with a second group of contacts of the switch locking and protecting relay SFJ.
6. The magnetic levitation turnout control circuit with the self-closing function according to claim 5, wherein the turnout lock anti-duplicate relay SFJF is formed by connecting a first turnout lock anti-duplicate relay SFJF1 and a second turnout lock anti-duplicate relay SFJF2 in parallel.
7. The magnetic levitation turnout control circuit with the self-closing function according to claim 5, wherein the excitation circuit of the turnout lock anti-repeat relay SFJF sequentially passes through a first group of front contacts of the turnout lock anti-repeat relay SFJ, a coil of the turnout lock anti-repeat relay SFJF, a second group of front contacts of the turnout lock anti-repeat relay SFJ, or sequentially passes through a third group of front contacts of the cut-off relay QDJ, a coil of the turnout lock anti-repeat relay SFJF and a fourth group of front contacts of the cut-off relay QDJ from a power supply positive electrode KZ to a power supply negative electrode KF.
8. The magnetic levitation turnout control circuit with the self-closing function according to claim 5, wherein the positioning operation excitation circuit of the turnout middle position operation relay NCJ is sequentially connected from a power supply positive electrode KZ to a power supply negative electrode KF through a first group of front contacts comprising a first turnout starting relay 1DQJ, a second group of front contacts comprising a second turnout starting relay 2DQJ, a coil of the turnout middle position operation relay NCJ and a second group of front contacts comprising a first turnout starting relay 1 DQJ;
the reverse operation excitation circuit of the turnout left operation relay LCJ sequentially passes through a first group of front contacts comprising a first turnout starting relay 1DQJ, a second group of rear contacts comprising a second turnout starting relay 2DQJ, a coil of the turnout left operation relay LCJ and a second group of front contacts comprising a first turnout starting relay 1DQJ from a power supply anode KZ to a power supply cathode KF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222997391.1U CN218343514U (en) | 2022-11-11 | 2022-11-11 | Magnetic suspension turnout control circuit with self-closing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222997391.1U CN218343514U (en) | 2022-11-11 | 2022-11-11 | Magnetic suspension turnout control circuit with self-closing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218343514U true CN218343514U (en) | 2023-01-20 |
Family
ID=84899961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222997391.1U Active CN218343514U (en) | 2022-11-11 | 2022-11-11 | Magnetic suspension turnout control circuit with self-closing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218343514U (en) |
-
2022
- 2022-11-11 CN CN202222997391.1U patent/CN218343514U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104527446B (en) | Electric automobile high-voltage secured electrical mutual interlocking gear and control method, electric automobile | |
| CN107379983B (en) | A kind of battery traction power supply system and train for train | |
| CN108767918A (en) | Battery charge-discharge circuit and electric vehicle | |
| WO2020098333A1 (en) | Arrival grounding safety monitoring system for rubber-wheeled rail vehicle | |
| CN218343514U (en) | Magnetic suspension turnout control circuit with self-closing function | |
| CN109693689B (en) | Safety control system and method for traction cut-off | |
| CN208110364U (en) | The travel switch combined loop and condition monitoring system of track switch are floated for magnetic | |
| CN112311261B (en) | Duplex starting control circuit of auxiliary inverter of railway vehicle | |
| RU2647108C1 (en) | Method of partly non-selective protection of a threshold ac network | |
| CN210781477U (en) | Illumination control circuit for metro vehicle | |
| CN217085531U (en) | Platform door system safety loop circuit and electronic equipment | |
| CN101060245A (en) | Breaker coil protector | |
| CN213782887U (en) | Energy storage converter with automatic protection function | |
| JP2015033262A (en) | Train drive system | |
| US6614635B2 (en) | Circuit provided with a protective function | |
| CN202014086U (en) | Safety protection device of power battery pack | |
| CN215797760U (en) | Elevator power failure emergency device with automatic reclosing function | |
| CN113263962B (en) | Rail transit emergency power-off system | |
| CN216561501U (en) | Pushing coke signal sending device | |
| CN108657227B (en) | Switch control circuit of alternating current switch machine | |
| CN213384272U (en) | Double-control circuit for interstation crossover turnout | |
| CN208112541U (en) | A kind of control circuit of protection driving grab bucket | |
| CN115749474A (en) | Vehicle door safety interlocking circuit capable of automatically supplying power redundantly under fault condition | |
| CN115405169B (en) | Subway car door control circuit and car door control method | |
| CN201966684U (en) | Power switching device with pressure blocking loop |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |