CN216905522U - Vehicle-mounted cabinet suitable for TACS system - Google Patents
Vehicle-mounted cabinet suitable for TACS system Download PDFInfo
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- CN216905522U CN216905522U CN202122286162.4U CN202122286162U CN216905522U CN 216905522 U CN216905522 U CN 216905522U CN 202122286162 U CN202122286162 U CN 202122286162U CN 216905522 U CN216905522 U CN 216905522U
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Abstract
The utility model discloses a vehicle-mounted cabinet suitable for a TACS (train communication System), which comprises a cabinet body, and a power supply compartment, a combiner compartment, a TAU (train terminal) host compartment, a detachable cable management machine compartment, an NTC (negative temperature coefficient) frame compartment, a cooling compartment, an STC (standard time coefficient) frame compartment, a cable management frame compartment, a VIU cage compartment and a front outgoing line European standard host compartment which are arranged in the cabinet body from top to bottom, wherein a power supply module is arranged in the power supply compartment, a combiner group is arranged in the combiner compartment, a train access unit is arranged in the TAU host compartment, a detachable cable management machine is arranged in the detachable cable management machine, a native train control unit is arranged in the NTC frame compartment, cooling equipment is arranged in the cooling compartment, an autonomous train control unit is arranged in the STC frame compartment, and a vehicle interface unit is arranged in the VIU cage compartment; a beacon host is arranged in a compartment of the European standard host with a front outgoing line; the vehicle-mounted head-tail redundancy and head-tail main standby automatic switching functions are realized by setting a relay circuit with head automatic switching.
Description
Technical Field
The utility model relates to the technical field of train control, in particular to a vehicle-mounted cabinet suitable for a TACS system.
Background
At present, high-speed railways are greatly developed in China, and various railway signal control devices are installed on trains or on the ground in order to guarantee the running safety of the high-speed railways. In order to ensure the safe and reliable operation of the railway signal control equipment, the core control components of the railway signal control equipment adopt a redundant structure. Currently, the main stream redundancy structure includes dual hot standby, triple modular redundancy and two-by-two. The two-by-two-out-of-two redundant system is characterized in that two CPUs form a subsystem to execute an interlocking task (a host), the other two CPUs are in a hot standby state (a standby state), and the first independent control of a train is realized. However, the structural system cannot realize the vehicle-mounted head-tail redundancy and head-tail main-standby automatic switching function, and cannot realize the vehicle-to-vehicle communication function.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a two-by-two redundancy system cannot realize vehicle-to-vehicle communication, vehicle-mounted head-tail redundancy and head-tail main standby functions, and designs a vehicle-mounted cabinet suitable for a TACS system.
In order to achieve the technical purpose, the utility model provides a technical scheme that the vehicle-mounted cabinet suitable for the TACS system comprises a cabinet body, and a power supply compartment, a combiner compartment, a TAU main machine compartment, a detachable cable management machine compartment, an NTC machine frame compartment, a cooling compartment, an STC machine frame compartment, a cable management frame compartment, a VIU cage compartment and a front outgoing European standard main machine compartment which are arranged in the cabinet body from top to bottom, wherein a power supply module and a state indicator for indicating the equipment state in the cabinet are arranged in the power supply compartment, a combiner group is arranged in the combiner compartment, a train access unit is arranged in the TAU main machine compartment, a detachable cable management machine is arranged in the detachable cable management machine, a native train control unit is arranged in the NTC machine frame compartment, cooling equipment is arranged in the cooling compartment, and an autonomous train control unit is arranged in the STC machine frame compartment, a vehicle interface unit is arranged in the VIU cage compartment; a beacon host is arranged in the compartment of the European standard host outgoing from the front; the power supply module respectively provides working power supply for the train access unit, the primary train control unit, the cooling device, the autonomous train control unit and the vehicle interface unit through the combiner group.
In this scheme, power module, combiner group, train access unit, primary train control unit, cooling device, independently train control unit, vehicle interface unit and beacon host computer have set gradually from top right to bottom in the rack. The power supply frame comprises a power supply module and a state indicator light, the power supply module supplies power to the whole cabinet, and the state indicator light can reflect the current state of the cabinet in real time; the cooling equipment is a fan machine which is used for overall heat dissipation of the cabinet and ensures that air takes away heat from bottom to top; the primary train control unit (NTCU) is mainly used for the functions of Automatic Train Protection (ATP) and Automatic Train Operation (ATO); by integrating train detection, train separation and interlocking technologies, collision, overspeed and other dangerous conditions are prevented. Performing automatic speed adjustment, planned in-park, door control, run level adjustment functions, or other functions assigned to the driver; the autonomous train control unit (STCU) mainly calculates the movement authorization of all trains in the jurisdiction area of the STCU according to various states and data information received by a train automatic monitor, an interlocking controller and the like under the condition of knowing the position and the state information of an obstacle, and timely sends the movement authorization to the native train control unit in the form of data packets through a data communication system.
Preferably, the native train control unit and the autonomous train control unit are in communication connection through a train access unit.
Preferably, the primary train control unit and the autonomous train control unit are both provided with a master control state relay board, and the master control state relay board comprises an HR relay circuit and an SR relay circuit.
Preferably, the normally open contact of the HR relay circuit of the set A of the vehicle system is connected in series to the coil driving end HRA _ NO of the SR relay of the board; and the normally open contact of the HR relay circuit of the B set of vehicle system is connected in series to the coil driving end HRB _ NO of the SR relay.
Preferably, a normally closed contact SRA _ NC of the SR relay of the set A of the train system is connected to a coil driving end of the SR relay at the opposite end; and a normally closed contact SRB _ NC of the SR relay of the B set of the vehicle system is connected to the coil driving end of the opposite end SR relay.
As preferred, still including installing the terminal row on the terminal mounting in the power compartment, the terminal row is including the end plate that the equipment was counted in a plurality of correspondence rack, the matrix arrangement is provided with a plurality of end holes on the end plate, the end hole corresponds the mark and has the serial number.
The utility model has the beneficial effects that: the vehicle-mounted cabinet applicable to the TACS system realizes vehicle-mounted head-tail redundancy, head-tail main-standby automatic switching and data interaction between vehicles by setting the relay circuit with head automatic switching.
Drawings
Fig. 1 is a front structural view of a vehicle-mounted cabinet suitable for a TACS system according to the present invention.
Fig. 2 is a rear structure diagram of the vehicle-mounted cabinet suitable for the TACS system according to the present invention.
Fig. 3 is an HR relay circuit of the present invention suitable for an in-vehicle rack of a TACS system.
Fig. 4 is a vehicle rack SR relay circuit suitable for a TACS system according to the present invention.
Fig. 5 is a block diagram of a terminal block of the on-board rack of the TACS system according to the present invention.
The notation in the figure is: the device comprises a cabinet body 1, a power supply compartment 11, a combiner compartment 12, a combiner compartment 13, a TAU main machine compartment 14, a detachable wire arrangement machine compartment 15, an NTC machine frame compartment 16, a cooling compartment 17, an STC machine frame compartment 18, a wire arrangement frame compartment 19, a VIU cage compartment 20, a front outgoing line European standard main machine compartment 21, a connector 21, a terminal row 22, a terminal fixing piece 23 and a terminal plate 24.
Detailed Description
For the purpose of better understanding the objects, technical solutions and advantages of the present invention, the following detailed description of the present invention with reference to the accompanying drawings and examples should be understood that the specific embodiment described herein is only a preferred embodiment of the present invention, and is only used for explaining the present invention, and not for limiting the scope of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts shall fall within the scope of the present invention.
As shown in fig. 1 and 2, the vehicle-mounted cabinet suitable for the TACS system includes a cabinet body 1, and a power supply compartment 11, a combiner compartment 12, a TAU host compartment 13, a detachable wire arrangement machine compartment 14, an NTC frame compartment 15, a cooling compartment 16, an STC frame compartment 17, a wire arrangement frame compartment 18, a VIU cage compartment 19, a front outgoing european standard host compartment 20, a power supply module and a state indicator for indicating the state of equipment in the cabinet are arranged in the power supply compartment, a combiner group is arranged in the combiner compartment, a train access unit is arranged in the TAU main engine compartment, a detachable wire arranging machine is arranged in the detachable wire arranging machine, a native train control unit is arranged in a compartment of the NTC machine frame, a cooling device is arranged in the cooling compartment, an autonomous train control unit is arranged in the STC machine frame compartment, and a vehicle interface unit is arranged in the VIU cage compartment; a beacon host is arranged in the compartment of the European standard host outgoing from the front; the power supply module respectively provides working power supply for the train access unit, the primary train control unit, the cooling equipment, the autonomous train control unit and the vehicle interface unit through the combiner group.
In this embodiment, a power module, a combiner group, a train access unit, a primary train control unit, a cooling device, an autonomous train control unit, a vehicle interface unit, and a beacon host are sequentially arranged in the cabinet from top right to bottom. The power supply frame comprises a power supply module and a state indicator light, the power supply module supplies power to the whole cabinet, and the state indicator light can reflect the current state of the cabinet in real time; the cooling equipment is a fan machine which is used for overall heat dissipation of the cabinet and ensures that air takes away heat from bottom to top; the primary train control unit (NTCU) is mainly used for the functions of Automatic Train Protection (ATP) and Automatic Train Operation (ATO); by integrating train detection, train separation and interlocking technologies, collision, overspeed and other dangerous situations are prevented. Performing automatic speed adjustment, planned in-park, door control, run level adjustment functions, or other functions assigned to the driver; the autonomous train control unit (STCU) mainly calculates the movement authorization of all trains in the jurisdiction area of the STCU according to various states and data information received by a train automatic monitor, an interlocking controller and the like under the condition of knowing the position and the state information of an obstacle, and timely sends the movement authorization to the native train control unit in the form of data packets through a data communication system.
The primary train control unit and the autonomous train control unit are in communication connection through the train access unit.
The primary train control unit and the autonomous train control unit are both provided with a master control state relay board, and the master control state relay board comprises an HR relay circuit and an SR relay circuit; as shown in fig. 3, the normally open contact of the HR relay circuit of the a set of vehicle system is connected in series to the coil driving end HRA _ NO of the present plate SR relay; the normally open contact of the HR relay circuit of the B set of vehicle system is connected in series to the coil driving end HRB _ NO of the SR relay; as shown in fig. 4, the normally closed contact SRA _ NC of the SR relay of the set a vehicle system is connected to the coil driving end of the SR relay of the opposite end; and a normally closed contact SRB _ NC of the SR relay of the B set of the train system is connected to a coil driving end of the SR relay at the opposite end.
In this embodiment, a vehicle interface unit communicated with a TACS onboard controller is arranged in a VIU cage, and is mainly used for collecting vehicle data, performing related data analysis on a primary train control unit and an autonomous train control unit, and simultaneously undertaking head-to-tail redundancy and head-to-tail active-standby switching functions, wherein an active-standby automatic switching circuit is completed by main control state relay boards (MSRB) on the head side and the tail side, and hr (health relay) and sr (switch relay) relay circuits are respectively arranged on the single boards; when the TACS cabinet is normally started, HR relays on two sides can be driven out to mark that the start of systems at the head end and the tail end is normal; meanwhile, the normally open contact of the HR relay circuit of the A set of vehicle system is connected in series to the coil driving end HRA _ NO of the SR relay of the board; normally open contacts of an HR relay circuit of the B set of the train system are connected in series to a coil driving end HRB _ N O of the SR relay so as to ensure that the SR relay circuit can be normally driven. A normally closed contact SRA _ NC of the SR relay of the set A of the vehicle system is connected to a coil driving end of the opposite end SR relay; the normally closed contact SRB _ NC of the SR relay of the set B of the train system is connected to the coil driving end of the SR relay at the opposite end, when the SR relay is started normally, the head and the tail of the SR relay can act, but only one end can be used as a main system, and the SR relay at the other end can be cut off; when the main system is in failure or power failure, the SR relay can be actively switched, and the standby system is automatically raised as the main system, so as to ensure the normal operation of the TACS system.
As shown in fig. 5, a connector 21 is arranged on the back of the power supply compartment, the power supply compartment further includes a terminal strip 22 installed on a terminal fixing member 23, the terminal strip includes a plurality of end plates 24 corresponding to the number of devices in the cabinet, a plurality of end holes are arranged in a matrix arrangement on the end plates, and the end holes are correspondingly marked with numbers.
The above-mentioned embodiments are preferred embodiments of the present invention applied to the vehicle-mounted cabinet of TACS system, and the scope of the present invention is not limited thereto, and the present invention includes and is not limited to the embodiments, and all equivalent changes in shape and structure according to the present invention are within the protection scope of the present invention.
Claims (7)
1. On-vehicle rack suitable for TACS system, its characterized in that: the electric cable cooling cabinet comprises a cabinet body, and a power supply compartment, a combiner compartment, a TAU (train automation unit) host compartment, a detachable cable sorting machine compartment, an NTC (negative temperature coefficient) frame compartment, a cooling compartment, an STC (standard time) frame compartment, a cable sorting frame compartment, a VIU (video environment) cage compartment and a front outgoing European standard host compartment which are arranged in the cabinet body from top to bottom, wherein a power supply module and a state indicator for indicating the equipment state in the cabinet are arranged in the power supply compartment; a beacon host is arranged in the compartment of the European standard host outgoing from the front; the power supply module respectively provides working power supply for the train access unit, the primary train control unit, the cooling device, the autonomous train control unit and the vehicle interface unit through the combiner group.
2. The on-board cabinet for TACS system of claim 1, wherein:
the primary train control unit and the autonomous train control unit are in communication connection through the train access unit.
3. The on-board rack suitable for TACS system of claim 2, wherein:
the primary train control unit and the autonomous train control unit are both provided with a master control state relay board which comprises an HR relay circuit and an SR relay circuit.
4. The on-board cabinet for TACS system of claim 3, wherein:
the normally open contact of the HR relay circuit of the A set of vehicle system is connected in series to the coil driving end HRA _ NO of the SR relay of the board; and the normally open contact of the HR relay circuit of the B set of vehicle system is connected in series to the coil driving end HRB _ NO of the SR relay.
5. The on-board cabinet for TACS system of claim 3, wherein:
a normally closed contact SRA _ NC of the SR relay of the set A of the vehicle system is connected to a coil driving end of the opposite end SR relay; and a normally closed contact SRB _ NC of the SR relay of the B set of the vehicle system is connected to the coil driving end of the opposite end SR relay.
6. The on-board cabinet for TACS system of claim 1, 2 or 3, wherein:
still including installing the terminal row on the terminal mounting in the power compartment, the terminal row is including the end plate that a plurality of corresponds the equipment number in the rack, the matrix arrangement is provided with a plurality of end holes on the end plate, the end hole corresponds the mark and has the serial number.
7. The on-board cabinet for TACS system of claim 1, wherein:
the cooling equipment is a fan machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286162.4U CN216905522U (en) | 2021-09-22 | 2021-09-22 | Vehicle-mounted cabinet suitable for TACS system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122286162.4U CN216905522U (en) | 2021-09-22 | 2021-09-22 | Vehicle-mounted cabinet suitable for TACS system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216905522U true CN216905522U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122286162.4U Active CN216905522U (en) | 2021-09-22 | 2021-09-22 | Vehicle-mounted cabinet suitable for TACS system |
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| Country | Link |
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| CN (1) | CN216905522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973233A (en) * | 2023-03-21 | 2023-04-18 | 北京全路通信信号研究设计院集团有限公司 | Train control system for vehicle-vehicle communication and link establishing and removing method and device |
-
2021
- 2021-09-22 CN CN202122286162.4U patent/CN216905522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115973233A (en) * | 2023-03-21 | 2023-04-18 | 北京全路通信信号研究设计院集团有限公司 | Train control system for vehicle-vehicle communication and link establishing and removing method and device |
| CN115973233B (en) * | 2023-03-21 | 2023-05-30 | 北京全路通信信号研究设计院集团有限公司 | Train control system for train communication and link establishment and detachment methods and devices |
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