Train air conditioner control equipment and system

Abstract

The utility model relates to the technical field of train air conditioner control, in particular to train air conditioner control equipment and system.The train air conditioner control equipment comprises a main control module, a storage module, a first transceiving chip and a second transceiving chip; the main control module is respectively connected with the storage module, the first transceiver chip and the second transceiver chip, and the first transceiver chip and the second transceiver chip are respectively connected with a train TRDP bus; the first transceiver chip obtains the control instruction from the TRDP bus and sends the obtained control instruction to the main control module; the second transceiver chip obtains the maintenance instruction from the TRDP bus and sends the obtained maintenance instruction to the main control module; and the main control module receives the control instruction and executes an action corresponding to the control instruction, further receives the maintenance instruction, reads historical data of the train air conditioner from the storage module according to the maintenance instruction, and controls the second transceiver chip to output the historical data, so that TRDP network communication and remote login functions are realized.

Description

Technical Field

[0001] The present application relates to the technical field of train air conditioning control, and in particular to a train air conditioning control device and system. Background Art

[0002] At present, the mainstream air-conditioning controller and train vehicle control center communicate using TRDP (Train Real-time Data Protocol), and generally use an external TRDP network card to achieve communication. Air-conditioning controllers using external TRDP network cards cannot directly read the controller's operating data because the network card communicates with the controller's main control chip. The main control chip needs to forward the operating data, so Telnet (Remote Terminal Protocol) remote login is not possible, and intelligent rapid maintenance and repair cannot be achieved. Using a single-core main control cannot take into account both the high-performance TRDP network and the high real-time operability of air-conditioning control equipment. Utility Model Content

[0003] The embodiments of the present application provide a train air conditioning control device and system, which realizes TRDP network communication and remote login functions.

[0004] To solve the above technical problems, a technical solution adopted in the present application is to provide a train air-conditioning control device, which includes: a main control module, a storage module, a first transceiver chip, and a second transceiver chip; the main control module is respectively connected to the storage module, the first transceiver chip and the second transceiver chip, and the first transceiver chip and the second transceiver chip are respectively connected to the train TRDP bus; the first transceiver chip obtains a control instruction from the TRDP bus, and sends the obtained control instruction to the main control module; the second transceiver chip obtains a maintenance instruction from the TRDP bus, and sends the obtained maintenance instruction to the main control module; the main control module receives the control instruction and executes the action corresponding to the control instruction, the main control module also receives the maintenance instruction, and reads the historical data of the train air-conditioning from the storage module according to the maintenance instruction, and controls the second transceiver chip to output the historical data.

[0005] In some embodiments, the main control module includes a logic control chip, and the logic control chip is connected to the storage module.

[0006] In some embodiments, the main control module includes a first chip, and the first chip is connected to the logic control chip and the first transceiver chip respectively.

[0007] In some embodiments, the main control module includes a second chip, and the second chip is connected to the logic control chip and the second transceiver chip respectively.

[0008] In some embodiments, the main control module includes a third chip, and the third chip is connected to the logic control chip.

[0009] In some embodiments, the main control module includes a fourth chip, and the fourth chip is connected to the logic control chip.

[0010] In some embodiments, the storage module includes multiple EMMC chips.

[0011] In some embodiments, both the first transceiver chip and the second transceiver chip are PHY chips.

[0012] In order to solve the above-mentioned technical problems, another technical solution adopted in the present application is to provide a train air-conditioning control system, which includes a train control center and at least one train air-conditioning controller, and the train air-conditioning controller includes the train air-conditioning control device as described above; the train control center is connected to the at least one train air-conditioning controller.

[0013] In some embodiments, the train air conditioning controller also includes: an analog quantity acquisition module, an analog quantity output module, a digital quantity acquisition module, a digital quantity output module, an RS485 communication module, a CAN communication module and a power supply module.

[0014] The beneficial effects of the present application are: the embodiment of the present application provides a train air-conditioning control device and system, the train air-conditioning control device includes: a main control module, a storage module, a first transceiver chip, and a second transceiver chip; the main control module is respectively connected to the storage module, the first transceiver chip and the second transceiver chip, and the first transceiver chip and the second transceiver chip are respectively connected to the train TRDP bus; the first transceiver chip obtains a control instruction from the TRDP bus, and sends the obtained control instruction to the main control module; the second transceiver chip obtains a maintenance instruction from the TRDP bus, and sends the obtained maintenance instruction to the main control module; the main control module receives the control instruction and executes the action corresponding to the control instruction, the main control module also receives the maintenance instruction, and reads the historical data of the train air-conditioning from the storage module according to the maintenance instruction, and controls the second transceiver chip to output the historical data. After the train air-conditioning control equipment provided by the present application integrates the network of the TRDP protocol, the control equipment no longer uses a high-cost external TRDP network card, the cost of the control equipment is greatly reduced, and the staff can actively download the air-conditioning data of each train at one time in the control center through remote login, without having to download the data to each car one by one, which greatly reduces the maintenance time of the staff and saves a lot of manpower and material resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] One or more embodiments are exemplarily described by pictures in the corresponding drawings, which do not constitute limitations on the embodiments. Elements / modules and steps with the same reference numerals in the drawings are represented as similar elements / modules and steps. Unless otherwise specified, the figures in the drawings do not constitute proportional limitations.

[0016] Figure 1 It is a structural schematic diagram of a train air conditioning control system provided by an embodiment of the present application;

[0017] Figure 2 It is a structural schematic diagram of a train air conditioning controller provided in an embodiment of the present application;

[0018] Figure 3 It is a structural schematic diagram of a train air conditioning control device provided in an embodiment of the present application;

[0019] Figure 4 It is a structural diagram of the main control module provided in the embodiment of the present application;

[0020] Figure 5 It is a schematic diagram of the response path of the train air conditioning control device to control instructions and maintenance instructions in an embodiment of the present application. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and in detail in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0022] The technical features involved in the various embodiments of the present application described below do not conflict with each other and can be combined with each other.

[0023] When an element is referred to as being “connected to” another element, it can be directly connected to the other element, or one or more intervening elements may be present therebetween.

[0024] The terms "first", "second", etc. in the specification and claims of this application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of the same type, and the number of objects is not limited. For example, the first object can be one or more.

[0025] See also Figure 1 , Figure 1It is a structural schematic diagram of a train air conditioning control system 1000 provided in an embodiment of the present application.

[0026] An embodiment of the present application provides a train air conditioning control system 1000 , which includes a train control center 100 and at least one train air conditioning controller 200 .

[0027] Specifically, the train control center 100 is connected to at least one train air conditioning controller 200. Figure 1 Three train air conditioning controllers are taken as an example.

[0028] The train control center 100 may specifically be electronic equipment such as a computer.

[0029] See also Figure 2 , Figure 2 It is a structural schematic diagram of a train air conditioning controller 200 provided in an embodiment of the present application.

[0030] In some embodiments, the train air conditioning controller 200 includes: a train air conditioning control device 201, an analog quantity acquisition module 202, an analog quantity output module 203, a digital quantity acquisition module 204, a digital quantity output module 205, an RS485 communication module 206, a CAN communication module 207 and a power supply module 208.

[0031] It should be noted that the analog quantity acquisition module 202, analog quantity output module 203, digital quantity acquisition module 204, digital quantity output module 205, RS485 communication module 206, CAN communication module 207 and power supply module 208 may refer to the existing structure and are not specifically limited here.

[0032] See also Figure 3 , Figure 3 It is a structural schematic diagram of a train air conditioning control device 201 provided in an embodiment of the present application.

[0033] The embodiment of the present application provides a train air conditioning control device 201, which includes: a main control module 21, a storage module 22, a first transceiver chip 23, and a second transceiver chip 24.

[0034] Among them, the main control module 21 is connected to the storage module 22, the first transceiver chip 23 and the second transceiver chip 24 respectively, and the first transceiver chip 23 and the second transceiver chip 24 are connected to the train TRDP bus respectively.

[0035] Specifically, the first transceiver chip 23 obtains a control instruction from the TRDP bus, and sends the obtained control instruction to the main control module 21. The second transceiver chip 24 obtains a maintenance instruction from the TRDP bus, and sends the obtained maintenance instruction to the main control module 21. The main control module 21 receives the control instruction and executes the action corresponding to the control instruction. The main control module 21 also receives the maintenance instruction, and reads the historical data of the train air conditioner from the storage module 22 according to the maintenance instruction, and controls the second transceiver chip 24 to output the historical data.

[0036] In this embodiment, the control instructions of the train control center 100 are sent to the main control module 21 through the first transceiver chip 23. The main control module 21 obtains the control instructions and executes them quickly to achieve high real-time operability of the control device. The main control module 21 saves the historical data saved when the train air conditioner is running to the storage module 22. The maintenance instructions of the train control center 100 are sent to the main control module 21 through the second transceiver chip 24. The main control module 21 directly reads the historical data and directly transmits it back to the train control center 100 through the train TRDP bus.

[0037] It should be noted that the first transceiver chip 23 and the second transceiver chip 24 sending instructions or transmitting instructions to the main control module, and the first transceiver chip 23 and the second transceiver chip 24 sending data to the outside are all normal operations of the chip, and the main control module 21 performs corresponding operations according to the received instructions or data is also a normal setting. Therefore, there is no specific limitation on control instructions and maintenance instructions, and they can be set according to actual conditions.

[0038] In some embodiments, the storage module 22 includes a plurality of EMMC (Embedded Multi Media Card) chips.

[0039] In some embodiments, the first transceiver chip 23 and the second transceiver chip 24 are both PHY (Physical, port physical layer) chips.

[0040] See also Figure 4 , Figure 4 It is a structural diagram of the main control module 21 provided in an embodiment of the present application.

[0041] In some embodiments, the main control module 21 includes a logic control chip 215. The logic control chip 215 is connected to the storage module 22. The logic control chip 215 is used to control the function of the train air conditioner in real time.

[0042] In some embodiments, the main control module 21 includes a first chip 211. The first chip 211 is connected to the logic control chip 215 and the first transceiver chip 23 respectively. The first chip 211 is used to control the first transceiver chip 23.

[0043] In some embodiments, the main control module 21 includes a second chip 212. The second chip 212 is connected to the logic control chip 215 and the second transceiver chip 24 respectively. The second chip 212 is used to control the second transceiver chip 24.

[0044] In some embodiments, the main control module 21 includes a third chip 213. The third chip 213 is connected to the logic control chip 215. The third chip 213 is used to assist the logic control chip in performing logic operations.

[0045] In some embodiments, the main control module 21 includes a fourth chip 214. The fourth chip 214 and a logic control chip 215. The fourth chip 214 is used to assist the logic control chip 215 in performing logic operations.

[0046] Specifically, the first chip 211, the second chip 212, the third chip 213, and the fourth chip 214 are of ARM Cortex-A53 or other suitable chips. The logic control chip 215 is of ARM Cortex-A53 or other suitable chips.

[0047] In some embodiments, the first chip 211 , the second chip 212 , the third chip 213 , the fourth chip 214 , and the logic control chip 215 communicate with each other in pairs to exchange data.

[0048] See also Figure 5 , Figure 5 It is a schematic diagram of the response path of the train air conditioning control device 201 to control instructions and maintenance instructions in the embodiment of the present application.

[0049] like Figure 4 As shown, the first chip 211 of the main control module 21 controls the first communication link. The first communication link is, by externally connecting the first transceiver chip 23, as a first interface and communicating with the train TRDP bus, the first communication link has a control function. The second chip 212 of the main control module 21 controls the second communication link. The second communication link is, by externally connecting the second transceiver chip 24, as a second interface and communicating with the train TRDP bus, the second communication link has a control function and a maintenance function.

[0050] Specifically, the first chip 211 runs a FREE RTOS (a real-time operating system) system to control the TRDP network of the first interface. The first chip 211 runs a FREE RTOS system to reduce the network jitter of the TRDP network and improve the network response speed. The second chip 212 runs a Linux (an operating system) system, executes the Telnet protocol on the Linux system, and realizes the remote login function. The logic control chip 215 runs a PLC system to control the various functions of the train air conditioner in real time, thereby improving the real-time operation performance of the entire control device.

[0051] In the present embodiment, the control instruction of the train control center 100 is sent to the first chip 211 of the control device through the first interface, and the logic control chip 215 obtains the control instruction and executes it quickly through the data interaction with the first chip 211, so as to realize the high real-time operability of the control device. The logic control chip 215 transmits the historical data saved when the train air conditioning is running to the second chip 212 in real time through the data interaction with the second chip 212, and the second chip 212 is saved to the storage module in real time. The maintenance instruction of the train control center 100 is sent to the second chip 212 through the second interface, and the second chip 212 directly reads the historical data and directly transmits it back to the train control center 100 through the train TRDP bus.

[0052] The embodiment of the present application provides a train air conditioning control device 201, and the train air conditioning control device 201 includes: a main control module 21, a storage module 22, a first transceiver chip 23, and a second transceiver chip 24. Among them, the main control module 21 is connected to the storage module 22, the first transceiver chip 23 and the second transceiver chip 24, and the first transceiver chip 23 and the second transceiver chip 24 are connected to the train TRDP bus. Specifically, the first transceiver chip 23 is used to obtain a control instruction and send the control instruction to the main control module 21; the second transceiver chip 24 is used to obtain a maintenance instruction and send the maintenance instruction to the main control module 21; the storage module 22 is used to store the historical data of the train air conditioning; the main control module 21 is used to perform the action corresponding to the control instruction when receiving the control instruction, and is also used to read the historical data of the train air conditioning when receiving the maintenance instruction, and control the second transceiver chip 24 to output the historical data. After the train air-conditioning control equipment provided by the present application integrates the network of the TRDP protocol, the control equipment no longer uses a high-cost external TRDP network card, the cost of the control equipment is greatly reduced, and the staff can actively download the air-conditioning data of each train at one time in the control center through remote login, without having to download the data to each car one by one, which greatly reduces the maintenance time of the staff and saves a lot of manpower and material resources.

[0053] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Based on the idea of ​​the present application, the technical features in the above embodiments or different embodiments may also be combined, and there are many other changes in different aspects of the present application as described above, which are not provided in detail for the sake of simplicity. Although the present application has been described in detail with reference to the aforementioned embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A train air conditioning control device, characterized in that: The train air conditioning control device comprises: a main control module, a storage module, a first transceiver chip, and a second transceiver chip; The main control module is connected to the storage module, the first transceiver chip and the second transceiver chip respectively, and the first transceiver chip and the second transceiver chip are connected to the train TRDP bus respectively; The first transceiver chip obtains a control instruction from the TRDP bus, and sends the obtained control instruction to the main control module; The second transceiver chip obtains a maintenance instruction from the TRDP bus, and sends the obtained maintenance instruction to the main control module; The main control module receives the control instruction and executes the action corresponding to the control instruction. The main control module also receives the maintenance instruction, reads the historical data of the train air conditioner from the storage module according to the maintenance instruction, and controls the second transceiver chip to output the historical data.

2. The train air conditioning control device according to claim 1, characterized in that: The main control module includes a logic control chip, and the logic control chip is connected to the storage module.

3. The train air conditioning control device according to claim 2, characterized in that: The main control module includes a first chip, and the first chip is connected to the logic control chip and the first transceiver chip respectively.

4. The train air conditioning control device according to claim 2, characterized in that: The main control module includes a second chip, and the second chip is connected to the logic control chip and the second transceiver chip respectively.

5. The train air conditioning control device according to claim 2, characterized in that: The main control module includes a third chip, and the third chip is connected to the logic control chip.

6. The train air conditioning control device according to claim 2, characterized in that: The main control module includes a fourth chip, and the fourth chip is connected to the logic control chip.

7. The train air conditioning control device according to claim 1, characterized in that: The storage module includes a plurality of EMMC chips.

8. The train air conditioning control device according to any one of claims 1 to 7, characterized in that: The first transceiver chip and the second transceiver chip are both PHY chips.

9. A train air conditioning control system, characterized in that: The train air conditioning control system comprises a train control center and at least one train air conditioning controller, and the train air conditioning controller comprises a train air conditioning control device according to any one of claims 1 to 8; The train control center is connected to the at least one train air conditioning controller.

10. The train air conditioning control system according to claim 9, characterized in that: The train air conditioning controller also includes: an analog quantity acquisition module, an analog quantity output module, a digital quantity acquisition module, a digital quantity output module, an RS485 communication module, a CAN communication module and a power supply module.

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