CN209479688U - Switch control system and track switch Logic control module - Google Patents
Switch control system and track switch Logic control module Download PDFInfo
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- CN209479688U CN209479688U CN201821868123.7U CN201821868123U CN209479688U CN 209479688 U CN209479688 U CN 209479688U CN 201821868123 U CN201821868123 U CN 201821868123U CN 209479688 U CN209479688 U CN 209479688U
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Abstract
The utility model discloses a kind of switch control system and track switch Logic control modules, wherein, the system passes through the logic control subelement in track switch Logic control module by setting three or three or more, and, each logic control subelement connects two input signals and acquires subelement, provides input signal by multichannel input signal channel for each logic control subelement.As a result, the failure of single channel will not influence whole system, can guarantee track switch will not faulty operation, meet fail-safe principle, meet the extreme harsh security reliability requirement of track switch.
Description
Technical field
The utility model relates to technical field of rail traffic more particularly to a kind of switch control system and track switch logic controls
Module.
Background technique
Currently, the track switch Logic control module in switch control system, which generallys use two, takes two logical architectures.Specifically, exist
Two signal acquisition units are set in track switch Logic control module, and each signal acquisition unit connects corresponding logic control
Unit (such as controller), but ought wherein the signal acquisition subelement in channel or logic control element break down all the way
When, Logic control module will be unable to the control signal exported according to two logic control elements progress two and two track switches taken to control,
That is, Logic control module will be unable to realize that two take two logic judgments.Therefore, when one of one-way failure, face is influenced
Greatly, system recovery time is longer, and running efficiency of system substantially reduces.
Utility model content
The purpose of this utility model is intended to solve above-mentioned one of technical problem at least to a certain extent.
For this purpose, first purpose of the utility model is to propose a kind of switch control system, which passes through in track switch
By the way that three or three or more logic control subelements are arranged in Logic control module, also, each logic control is single
Member connects two input signals and acquires subelement, provides input by multichannel input signal channel for each logic control subelement
Signal.As a result, the failure of single channel will not influence whole system, can guarantee track switch will not faulty operation, meet failure-peace
Full principle meets the extreme harsh security reliability requirement of track switch.
Second purpose of the utility model is to propose a kind of track switch Logic control module.
To achieve the goals above, the switch control system of the utility model first aspect embodiment, the system comprises
The switch control system includes track switch Logic control module, in which: the track switch Logic control module includes that input signal is adopted
Collect unit, logic control element and output signal unit；The input signal acquisition unit includes that M input signal acquisition is single
Member, M are the positive integer more than or equal to 3；The logic control element includes N number of logic control subelement, each described to patrol
It collects control subelement to connect with the output signal unit, wherein N is the positive integer more than or equal to 3；Wherein, Mei Gesuo
Logic control subelement is stated to connect with input signal acquisition subelement described in any two in M input signal acquisition subelement
It connects, wherein the combination of two input signal acquisition subelements of the different logic control subelement connections is different.
The switch control system of the utility model embodiment, by track switch Logic control module by setting three or
Person three or more logic control subelements, also, each logic control subelement connects two input signals and acquires subelement,
Input signal is provided by multichannel input signal channel for each logic control subelement.As a result, the failure of single channel will not
Influence whole system, can guarantee track switch will not faulty operation, meet fail-safe principle, meet the extreme harsh peace of track switch
Full reliability requirement.
In one embodiment of the utility model, the output signal unit includes K output signal subelement, and K is
Positive integer more than or equal to 3, each output signal subelement are patrolled with any two in N number of logic control subelement
Collect control subelement connection, wherein the combination of two logic control subelements of different output signal subelements connections is different.
In one embodiment of the utility model, the system also includes the displays connecting with the output signal unit
Equipment, the display equipment are also used to the value according to the target control signal as a result, controlling the work of corresponding states indicator light
Make state.
In one embodiment of the utility model, the system also includes track switch drive module, the track switch drives mould
Block is connect with the output signal unit, for driving switch mechanism movement according to the target control signal.
In one embodiment of the utility model, the track switch drive module includes turn-out track motor and locking motor, institute
It states turn-out track motor to connect with the output signal unit, the locking motor is connect with the output signal unit.
In one embodiment of the utility model, the turn-out track motor and the output signal unit are connected by relay
It connects.
In one embodiment of the utility model, the locking motor and the output signal unit are connected by relay
It connects.
To achieve the goals above, the track switch Logic control module of the utility model second aspect embodiment, including input
Signal acquisition unit, logic control element and output signal unit；The input signal acquisition unit includes that M input signal is adopted
Collect subelement, M is the positive integer more than or equal to 3；The logic control element includes N number of logic control subelement, each
The logic control subelement is connect with the output signal unit, wherein N is the positive integer more than or equal to 3；Wherein,
Each logic control subelement and input signal acquisition described in any two in M input signal acquisition subelement are single
Member connection, wherein the combination of two input signal acquisition subelements of the different logic control subelement connections is different.
In one embodiment of the utility model, the output signal unit includes K output signal subelement, and K is
Positive integer more than or equal to 3, each output signal subelement are patrolled with any two in N number of logic control subelement
Collect control subelement connection, wherein the combination of two logic control subelements of different output signal subelements connections is different.
The track switch Logic control module of the utility model embodiment, by passing through setting three in track switch Logic control module
A or three or more logic control subelements, also, each logic control subelement connects two input signals acquisition
Unit provides input signal by multichannel input signal channel for each logic control subelement.As a result, the failure of single channel
Will not influence whole system, can guarantee track switch will not faulty operation, meet fail-safe principle, it is extremely harsh to meet track switch
Security reliability requirement.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein
Fig. 1 is the structural schematic diagram according to the switch control system of the utility model one embodiment；
Fig. 2 is the structural schematic diagram according to the switch control system of the utility model another embodiment；
Fig. 3 is the structural schematic diagram according to the switch control system of the utility model another embodiment；
Fig. 4 is the structural schematic diagram according to the switch control system of the utility model further embodiment；
Fig. 5 is the structural schematic diagram according to the switch control system of the utility model another embodiment；
Fig. 6 is the structural schematic diagram according to the switch control system of one specific embodiment of the utility model；
Fig. 7 is the structural schematic diagram according to the track switch Logic control module of the utility model one embodiment；
Fig. 8 is the structural schematic diagram according to the track switch Logic control module of the utility model another embodiment；
Fig. 9 is the structural schematic diagram according to the track switch control cabinet of the utility model one embodiment.
Specific embodiment
The embodiments of the present invention are described below in detail, the example of embodiment is shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the utility model, and should not be understood as the limit to the utility model
System.
Below with reference to the accompanying drawings the switch control system, track switch Logic control module and road of the utility model embodiment are described
Trouble control cabinet.
Below with reference to the accompanying drawings the switch control system, track switch Logic control module and road of the utility model embodiment are described
Trouble control cabinet.
Fig. 1 is the structural schematic diagram according to the switch control system of the utility model one embodiment.
As shown in Figure 1, the switch control system of the utility model embodiment, which includes track switch logic
Control module 10, in which:
Track switch Logic control module 10 includes input signal acquisition unit 110, logic control element 120 and output signal list
Member 130.
Input signal acquisition unit 110 includes that M input signal acquires subelement 111.
Wherein, M is the positive integer more than or equal to 3.
Wherein, it should be noted that illustrated so that M is 3 as an example in Fig. 1.
Logic control element 120 includes N number of logic control subelement 121.
Wherein, each logic control subelement 121 is connect with output signal unit 130.
Wherein, N is the positive integer more than or equal to 3.
Wherein, it should be noted that illustrated so that N is 3 as an example in Fig. 1.
Wherein, each logic control subelement 121 is inputted with any two in M input signal acquisition subelement 111
Signal acquisition subelement 111 connects.
Wherein, the combination for two input signals acquisition subelement 111 that Different Logic control subelement 121 connects is different.
According to the switch control system of the utility model embodiment, it is greater than or waits by the setting of track switch Logic control module
Subelement, and the logic control subelement more than or equal to 3 are acquired in 3 input signals, to pass through multiple biographies
Input signal collected is transmitted to logic control element by defeated channel, also, by multiple logic control elements to input signal
It is handled, and the respective control signal generated of any two logic control element in determining N number of logic control subelement
When consistent, target control signal is exported, so that the failure of single channel will not influence whole system, can guarantee that track switch will not be wrong
Maloperation meets fail-safe principle, meets the extreme harsh security reliability requirement of track switch.
Wherein, it should be noted that above-mentioned logic control subelement 121 is particularly used in: the corresponding two inputs letter of verifying
Number acquisition the input signal collected of subelement 111 it is whether consistent, if unanimously, it is determined that input signal is effective, and according to input
Signal generates control signal.
Wherein, input signal is various signals required for track switch controls.
Wherein, input signal can include but is not limited to interlock control signal, limit switch state signal and display and control panel
The button control signals such as signal.
The embodiment of property as an example, input signal acquires in subelement 111 and is provided with acquisition interface component, defeated
Enter signal acquisition subelement 111 and the interlock control signal of interlocked control equipment, limit switch are obtained by acquisition interface component
The button of limit switch state signal and display and control panel controls signal.
Wherein, acquisition interface component includes multiple acquisition interfaces.
Wherein, above-mentioned interlocked control equipment, limit switch and display panel correspond to different in acquisition interface component adopt
Collect interface, that is, interlocked control equipment, limit switch and display panel are adopted by different acquisition interface and input signal respectively
Collect subelement 111 to connect.
Logic control element 120, for verifying any two logic control element 121 in N number of logic control subelement 121
Whether respective control signal generated is consistent, if unanimously, exporting more consistent target control to output signal unit 130
Signal.
Wherein, logic control subelement 121 and logic control element 120 may include controller.
The embodiment of property as an example, logic control subelement 121 and logic control element 120 can wrap
Include TMS570 chip.
The embodiment of property as an example, logic control element 120 can also include comparing acquiring unit (in figure not
Show), compare acquiring unit user and obtain the respective control signal generated of N number of logic control subelement 121, and verifies N number of
Respectively whether control signal generated is consistent for any two logic control subelement 121 in logic control subelement 121, if one
It causes, then exports more consistent target control signal to output signal unit 130.
In addition, when single output channel breaks down, output signal can not incite somebody to action in order to avoid providing single output channel
Target control signal output, the embodiment of property, output signal unit 130 may include K output signal as an example
Subelement.The respectively control generated of any two logic control subelement 121 in determining N number of logic control subelement 121
When signal, target control signal can be output in each output signal subelement, with by multiple output channels by target control
Signal output processed.
In some embodiments of the utility model, in order to avoid because of single channel transmission output signal failure, thus shadow
The occurrence of ringing switch control system, as shown in Fig. 2, output signal unit 130 includes K output signal subelement 131.
Wherein, K is the positive integer more than or equal to 3.
Wherein, it should be noted that above-mentioned Fig. 3 is illustrated so that K is 3 as an example.
Wherein, each output signal subelement 131 and any two logic control in N number of logic control subelement 121
Subelement 121 connects.
Wherein, the combination for two logic control subelements 121 that different output signal subelements 131 connect is different.
Wherein, it should be noted that the track switch logic module in Fig. 2 forms two from three framework, specific control process are as follows:
Interlock control signal, limit switch state signal and the display and control panel that will be got in three input signal acquisition subelements 111
Button control signal compared two-by-two respectively, if it is determined that any two groups of results are identical in three groups of results, it is determined that current
The button control signal of the interlock control signal of input, limit switch state signal and display and control panel is effective, and will effectively join
The button control signal of lock control signal, limit switch state signal and display and control panel passes to logic control subelement 121, and three
A logic control subelement 121 controls letter to the button of interlock control signal, limit switch state signal and display and control panel respectively
It number is handled, and generates corresponding control signal, then, by three control signals generated of logic control subelement 121
Compared two-by-two respectively, if it is determined that any two groups of results are identical in three groups of results, it is determined that more consistent control signal
Effectively, and by the target control signal determined by two from three it is input in output signal unit 130.As a result, road
The Logic control module that branches off uses the logical architecture of two from three, so that the failure of single channel does not interfere with the fortune of whole system
Row, increases the reliability of system.
In the present invention, signal is controlled by multiple 131 transmission objectives of output signal subelement, avoided because single logical
Road breaks down, and the transmission of situation can not be exported so as to cause target control signal, the safety of information transmitting is improved, into one
Step improves the stability of switch control system.
In some embodiments of the utility model, in order to show switch status, on the basis of shown in Fig. 2, such as Fig. 3 institute
Show, which further includes the display equipment 30 connecting with output signal unit 130, and display equipment 30 is also used to according to target control
The value of signal is as a result, control the working condition of corresponding states indicator light.
The embodiment of property as an example shows equipment 30 according to target control signal in output signal unit 130
Value light or extinguish as a result, controlling the display panel middle corresponding states indicator light.
In the present invention, user is facilitated to understand currently by the working condition of the indicator light in display equipment 30
Switch status.
In some embodiments of the utility model, on the basis of shown in Fig. 2, as shown in figure 4, the system further includes
Trouble drive module 40, track switch drive module 40 are connect with output signal unit 130, for driving track switch according to target control signal
Mechanism action.
Wherein, it should be noted that the structure of the track switch drive module 40 in switch control system embodiment shown in Fig. 4
Also it may be embodied in aforementioned embodiment shown in Fig. 3, which is not construed as limiting this.
In some embodiments of the utility model, track switch drive module 40 as shown in Figure 5 may include turn-out track motor 41
With locking motor 42, turn-out track motor 41 is connect with output signal unit 130, and locking motor 42 is connect with output signal unit 21.
In some embodiments of this practical information, turn-out track motor 41 and output signal unit 130 pass through relay (in figure
It is not shown) connection.
In some embodiments of this practical information, locking motor 42 and output signal unit 130 pass through relay (in figure
It is not shown) connection.
As an example, track switch drive module 40 can be according to the value of target control signal as a result, controlling corresponding relay
The disconnection or closure of device, to realize the drive actions of turn-out track motor 41, locking motor 42.
Wherein, Fig. 6 is the structural schematic diagram of the switch control system of one specific embodiment of the utility model.
As shown in fig. 6, the embodiment is illustrated so that M, N and K are 3 as an example, it is as seen in Figure 6, defeated
Enter signal acquisition subelement, logic control subelement and output signal subelement and pass through CAN bus to be communicated.
Wherein, it should be noted that KM1~KM3 in above-mentioned Fig. 6 indicates that relay, KM4 indicate contactor.
Wherein, effectively, then KM1 coil obtains electric output signal 1, and contact is attracted；Effectively, then KM2 coil obtains output signal 2
Electricity, contact are attracted；Effectively, then KM3 coil obtains electric output signal 3, and contact is attracted.
Wherein, output signal 1 is exported from output signal subelement 1, and output signal 2 is defeated from output signal subelement 2
Out, output signal 3 is exported from output signal subelement 3.
In conjunction with Fig. 6 and foregoing description, it can be seen that when any two groups of output signals are effective in three groups of output signals,
There to be an access conducting in Fig. 6, at this point, it is electric to may make that KM4 coil obtains, contact is attracted, and control loop circuit is connected, and track switch is driven
Turn-out track motor/locking motor in dynamic model block executes corresponding actions.
In some embodiments of the utility model, which can also include fault detection module (in figure
It is not shown), fault detection module, for being determined according to the 111 collected input signals of institute of input signal acquisition subelement
When trouble failure, corresponding fault message is generated.
In order to realize the linkage of switch control system, as an example, which further includes track where track switch
Signal system, fault detection module are connect with signal system.
Fault detection module is also used to the corresponding fault message feedback of railway points system to signal system.
Fig. 7 is the structural schematic diagram according to the track switch Logic control module of the utility model one embodiment.
As shown in fig. 7, the track switch Logic control module 10 may include input signal acquisition unit 110, logic control list
Member 120 and output signal unit 130.
Input signal acquisition unit 110 includes that M input signal acquires subelement 111.
Wherein, M is the positive integer more than or equal to 3.
Wherein, it should be noted that illustrated so that M is 3 as an example in Fig. 7.
Logic control element 120 includes N number of logic control subelement 121, each logic control subelement and output signal
Unit 130 connects.
Wherein, N is the positive integer more than or equal to 3.
Wherein, it should be noted that illustrated so that N is 3 as an example in Fig. 7.
Wherein, each logic control subelement 121 is inputted with any two in M input signal acquisition subelement 111
Signal acquisition subelement 111 connects, wherein Different Logic controls two input signals that subelement 121 connects and acquires subelement
111 combination is different.
According to the track switch Logic control module of the utility model embodiment, set by passing through in track switch Logic control module
Three or three or more logic control subelements are set, also, each logic control element connects two input signal acquisitions
Subelement provides input signal by multichannel input signal channel for each logic control element.As a result, the failure of single channel
Will not influence whole system, can guarantee track switch will not faulty operation, meet fail-safe principle, it is extremely harsh to meet track switch
Security reliability requirement.
In some examples of the utility model, logic control subelement 121 is adopted for verifying corresponding two input signals
Whether consistent collect the input signal collected of subelement 11, if unanimously, it is determined that input signal is effective, and raw according to input signal
At control signal.
Logic control element 120, for verifying any two logic control subelement in N number of logic control subelement 121
Whether 121 respective control signals generated are consistent, if unanimously, exporting more consistent target to output signal unit 130
Control signal.
Wherein, input signal is various signals required for track switch controls.
Wherein, input signal can include but is not limited to interlock control signal, limit switch state signal and display and control panel
The button control signals such as signal.
Wherein, it is to be understood that the aforementioned description to track switch Logic control module 10 in switch control system is also suitable
In the track switch Logic control module 10 of the embodiment, details are not described herein again.
In some embodiments of the utility model, in order to avoid because of single channel transmission output signal failure, thus shadow
The occurrence of ringing switch control system, on the basis of shown in Fig. 7, as shown in figure 8, output signal unit 130 includes K defeated
Signal subelement 131 out.
Wherein, K is the positive integer more than or equal to 3.
Wherein, it should be noted that above-mentioned Fig. 3 is illustrated so that K is 3 as an example.
Wherein, each output signal subelement 131 and any two logic control in N number of logic control subelement 121
Subelement 121 connects.
Wherein, the combination for two logic control subelements 121 that different output signal subelements 131 connect is different.
Fig. 9 is the structural schematic diagram according to the track switch control cabinet of the utility model one embodiment.
As shown in figure 9, the track switch control cabinet 2 includes track switch Logic control module 10.
Wherein, it should be noted that the aforementioned road that the embodiment is also applied for the description of track switch Logic control module 10
Trouble Logic control module 10, details are not described herein again.
According to the track switch control cabinet of the utility model embodiment, according to the track switch logic control mould of the utility model embodiment
Block, by the logic control subelement in track switch Logic control module by setting three or three or more, also, each
Logic control element connects two input signals and acquires subelement, is each logic control element by multichannel input signal channel
Input signal is provided.As a result, the failure of single channel will not influence whole system, can guarantee track switch will not faulty operation, it is full
Sufficient fail-safe principle meets the extreme harsh security reliability requirement of track switch.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field
For art personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
It should be appreciated that each section of the utility model can be realized with hardware, software, firmware or their combination.?
In above embodiment, what multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Software or firmware are realized.It, and in another embodiment, can be with known in this field for example, if realized with hardware
Any one of following technology or their combination realize: there is the logic gate for realizing logic function to data-signal
The discrete logic of circuit, the specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA),
Field programmable gate array (FPGA) etc..
In addition, can integrate in a processing module in each functional unit in each embodiment of the utility model,
It can be each unit to physically exist alone, can also be integrated in two or more units in a module.It is above-mentioned integrated
Module both can take the form of hardware realization, can also be realized in the form of software function module.Integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (9)
1. a kind of switch control system, which is characterized in that the switch control system includes track switch Logic control module, in which:
The track switch Logic control module includes input signal acquisition unit, logic control element and output signal unit；
The input signal acquisition unit includes M input signal acquisition subelement, and M is the positive integer more than or equal to 3；
The logic control element includes N number of logic control subelement, and each logic control subelement and the output are believed
Number unit connection, wherein N is the positive integer more than or equal to 3；
Wherein, each logic control subelement inputs letter with described in any two in M input signal acquisition subelement
Number acquisition subelement connection, wherein two input signals of the different logic control subelements connections acquire subelements
Combination it is different.
2. switch control system as described in claim 1, which is characterized in that the output signal unit includes K output letter
Work song unit, K are positive integer more than or equal to 3, in each output signal subelement and N number of logic control subelement
The connection of any two logic control subelement, wherein two logic control subelements of different output signal subelements connection
Combination it is different.
3. switch control system as claimed in claim 1 or 2, which is characterized in that the system also includes believe with the output
The display equipment of number unit connection, the display equipment are also used to be taken according to target control signal in the output signal unit
Value is as a result, control the working condition of corresponding states indicator light.
4. switch control system as claimed in claim 3, which is characterized in that the system also includes track switch drive module, institutes
It states track switch drive module to connect with the output signal unit, for driving switch mechanism dynamic according to the target control signal
Make.
5. switch control system as claimed in claim 4, which is characterized in that the track switch drive module include turn-out track motor and
Locking motor, the turn-out track motor are connect with the output signal unit, and the locking motor and the output signal unit connect
It connects.
6. switch control system as claimed in claim 5, which is characterized in that the turn-out track motor and the output signal unit
It is connected by relay.
7. switch control system as claimed in claim 5, which is characterized in that the locking motor and the output signal unit
It is connected by relay.
8. a kind of track switch Logic control module, which is characterized in that including input signal acquisition unit, logic control element and output
Signal element；
The input signal acquisition unit includes M input signal acquisition subelement, and M is the positive integer more than or equal to 3；
The logic control element includes N number of logic control subelement, and each logic control subelement and the output are believed
Number unit connection, wherein N is the positive integer more than or equal to 3；
Wherein, each logic control subelement inputs letter with described in any two in M input signal acquisition subelement
Number acquisition subelement connection, wherein two input signals of the different logic control subelements connections acquire subelements
Combination it is different.
9. track switch Logic control module as claimed in claim 8, which is characterized in that the output signal unit includes K defeated
Signal subelement out, K are the positive integer more than or equal to 3, and each output signal subelement and N number of logic control are single
Any two logic control subelement connection in member, wherein two logic control of different output signal subelement connections
The combination of unit is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868123.7U CN209479688U (en) | 2018-11-13 | 2018-11-13 | Switch control system and track switch Logic control module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868123.7U CN209479688U (en) | 2018-11-13 | 2018-11-13 | Switch control system and track switch Logic control module |
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| CN209479688U true CN209479688U (en) | 2019-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169506A (en) * | 2018-11-13 | 2020-05-19 | 比亚迪股份有限公司 | Turnout control system and turnout logic control module |
-
2018
- 2018-11-13 CN CN201821868123.7U patent/CN209479688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111169506A (en) * | 2018-11-13 | 2020-05-19 | 比亚迪股份有限公司 | Turnout control system and turnout logic control module |
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