CN111811203B - Refrigeration transfer device control system and control method - Google Patents
Refrigeration transfer device control system and control method Download PDFInfo
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- CN111811203B CN111811203B CN202010703113.3A CN202010703113A CN111811203B CN 111811203 B CN111811203 B CN 111811203B CN 202010703113 A CN202010703113 A CN 202010703113A CN 111811203 B CN111811203 B CN 111811203B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
Abstract
The invention provides a control system and a control method for a refrigeration transfer device, which relate to the field of cold chain transportation, and the system comprises: the display device comprises a first chip, a second chip, a first display screen and a second display screen, wherein the first display screen is connected with the first chip, the second display screen is connected with the second chip, and the first chip is connected with the second chip; the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip; the second chip is used for analyzing the transmission data and determining a refrigeration mode based on the analyzed data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration; when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information. The control system can realize two different refrigeration modes, improves the applicability of the refrigeration transfer device, enhances the universality and further reduces the maintenance cost.
Description
Technical Field
The invention relates to the technical field of cold chain transportation, in particular to a control system and a control method of a refrigeration transfer device.
Background
With the rapid development of the increasingly-growing logistics industry with the demand of cold chain transportation, the refrigeration transfer device is suitable for transportation, for example, some medicines, fresh foods and the like can be transported in a low-temperature environment through the refrigeration transfer device.
The refrigeration transfer mode in the current market is divided into active refrigeration and passive refrigeration, the temperature can be controlled by the refrigeration plate in the active refrigeration transfer mode, the power consumption is high, and the refrigeration transfer mode is commonly used for short-term transfer or realizes a long-term refrigeration storage function through power supply control; passive refrigeration is transported and is realized incasement temperature control through the sealed mode of adding the ice row of box structural design, and the low but memory space of consumption is little, is used for the transportation of a small amount of article long distance such as pharmaceuticals mostly.
Therefore, the universality and the applicability of the two types of refrigeration transfer modes at present are poor, and both have certain limitations.
Disclosure of Invention
The invention aims to provide a control system and a control method of a refrigeration transfer device, which are used for relieving the technical problems of poor universality and applicability of a refrigeration transfer mode in the prior art.
In a first aspect, an embodiment of the present invention provides a refrigeration transfer apparatus control system, including: the display device comprises a first chip, a second chip, a first display screen and a second display screen;
the first display screen is connected with the first chip, and the second display screen is connected with the second chip; the first chip is connected with the second chip;
the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip;
the second chip is used for analyzing the transmission data; the second chip is also used for determining a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration;
when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
In some possible embodiments, the system further comprises: a sensor module; the sensor module is connected with the first chip, and the first chip is used for receiving initial data collected by the sensor module.
In some possible embodiments, the system further comprises: the system comprises a door lock and a short-distance wireless communication module; the door lock and the short-distance wireless communication module are respectively connected with the first chip; the near field communication module is used for realizing communication between equipment and the door lock so as to control the opening or closing of the door lock.
In some possible embodiments, the first chip is a single chip, and the first display screen is a dot matrix screen.
In some possible embodiments, the second chip is an operating system chip, and the second display screen is a touch screen.
In a second aspect, an embodiment of the present invention provides a refrigerated transport device control method, which is applied to the refrigerated transport device control system according to any one of the first aspects, and includes:
the first chip collects initial data and packages the initial data into transmission data;
the first chip sends the transmission data to the second chip;
the second chip receives the transmission data and analyzes the transmission data;
the second chip determines a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration;
when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
In some possible embodiments, the method further comprises:
the sensor module collects the initial data;
and the first chip receives the initial data through serial port communication.
In some possible embodiments, the method further comprises:
the door lock and the short-distance wireless communication module are respectively connected with the first chip in a serial port mode;
the close range wireless communication module transmits the acquired entrance guard information to the first chip;
the first chip sends the access control information to the second chip;
the second chip controls the opening or closing of the door lock based on the access control information.
In some possible embodiments, after the step of displaying the first parameter information by the first display screen when the second chip determines that the cooling mode is the passive cooling mode, the method further includes: and the second chip uploads the first parameter information to a cloud platform based on a transmission control protocol.
In some possible embodiments, after the step of displaying, by the second display screen, second parameter information when the second chip determines that the cooling mode is active cooling, the method further includes: and the second chip uploads the second parameter information to a cloud platform based on a transmission control protocol.
The embodiment of the invention provides a control system and a control method for a refrigeration transfer device, wherein the control system comprises: the display device comprises a first chip, a second chip, a first display screen and a second display screen, wherein the first display screen is connected with the first chip, the second display screen is connected with the second chip, and the first chip is connected with the second chip; the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip; the second chip is used for analyzing the transmission data and determining a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration; when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information. The control system can realize two different refrigeration modes, improves the applicability of the refrigeration transfer device, enhances the universality and further reduces the maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a control system of a refrigeration transfer device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of another control system for a refrigerated transport unit according to an embodiment of the present invention;
fig. 3 is a schematic flow chart of a control method of a refrigeration transfer device according to an embodiment of the present invention;
fig. 4 is a schematic flow chart of another method for controlling a refrigerated transport unit according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
With the rapid development of the increasingly-growing logistics industry with the demand of cold chain transportation, the refrigeration transfer device is suitable for transportation, for example, some medicines, fresh foods and the like can be transported in a low-temperature environment through the refrigeration transfer device. The refrigeration transfer mode on the market at present is divided into two types, namely active refrigeration and passive refrigeration, the active refrigeration transfer can control the temperature through a refrigeration plate, and the refrigeration transfer has rich and complete interface operation display functions, but has larger power consumption, and is commonly used for short-term transfer or long-term refrigeration storage through power supply control; the passive refrigeration transportation realizes the temperature control in the refrigerator through the sealed mode that adds the ice row of box structural design, and the function of software is simpler, and interface display effect is extremely simple, but the consumption is lower and memory space and transportation volume are little, is used for the transportation of a small amount of article longer distance such as pharmaceuticals mostly.
Therefore, the universality and the applicability of the two types of refrigeration transfer modes are poor at present, certain limitations exist in application scenes, different software programs and systems need to be equipped for the different types of refrigeration transfer modes, and the maintenance cost is high due to the independent maintenance of the software programs.
Based on this, the embodiment of the application provides a refrigeration transfer device control system and a control method to alleviate the technical problems of poor universality and applicability of a refrigeration transfer mode in the prior art.
For the understanding of the present embodiment, a refrigeration transfer device control system disclosed in the embodiment of the present invention is first described in detail, and the refrigeration transfer device control system may be applied to a refrigeration transfer device, where the refrigeration transfer device may be equipment for cold chain transportation, for example: refrigerated transport boxes, refrigerated transport cabinets or refrigerated carriages and the like.
Referring to fig. 1, a schematic structural diagram of a control system of a refrigerating transport device mainly includes the following structures: the display device comprises a first chip 110, a second chip 210, a first display screen 120 and a second display screen 220, wherein the first display screen 120 is connected with the first chip 110, and the second display screen 220 is connected with the second chip 210; the first chip 110 is connected to the second chip 210. The first chip 110 and the second chip 210 are connected in a serial port manner for data interaction.
The first chip 110 is configured to package the acquired initial data into transmission data, and send the transmission data to the second chip 210; the second chip 210 is used for parsing the transmission data; the second chip 210 is further configured to determine a refrigeration method based on the analyzed transmission data, where the refrigeration method includes passive refrigeration and active refrigeration.
When the second chip 210 determines that the refrigeration mode is passive refrigeration, the first display screen 120 displays first parameter information; when the second chip 210 determines that the cooling mode is active cooling, the second display screen 220 displays the second parameter information.
The embodiment of the invention provides a refrigeration transfer device control system, which comprises: the display device comprises a first chip, a second chip, a first display screen and a second display screen, wherein the first display screen is connected with the first chip, the second display screen is connected with the second chip, and the first chip is connected with the second chip; the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip; the second chip is used for analyzing the transmission data and determining a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration; when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information. The control system can realize two different refrigeration modes, improves the applicability of the refrigeration transfer device, enhances the universality and further reduces the maintenance cost.
As a specific example, the first parameter information may include temperature information; the second parameter information may include temperature information and other collected information, which may include humidity information, cooling time, cooling intensity, mode, and the like.
In some embodiments, the refrigerated transportation device control system may further include a sensor module for acquiring the first parameter information and the second parameter information, referring to another structural diagram of the refrigerated transportation device control system shown in fig. 2, the refrigerated transportation device control system further includes a sensor module 310, the sensor module 310 is connected to the first chip in a serial manner, and the first chip is configured to receive the initial data acquired by the sensor module 310.
The sensor module may include a temperature sensor unit, a humidity sensor unit, and the like, among others. Accordingly, the initial data may include temperature information, humidity information, and the like.
In addition, since the refrigeration transfer device may be equipment for cold chain transportation, the equipment needs to be provided with an opening structure to facilitate the taking and placing of the articles, for example, the opening structure provided in the refrigeration transfer box, the refrigeration transfer cabinet or the refrigeration carriage to facilitate the taking and placing of the articles may be a door. Further, in order to enhance the stability during transportation, a door lock may be generally provided to the opening structure, and when it is necessary to place an article into or take out an article from the refrigerated transport apparatus, the door lock is unlocked; in the transportation process or when storing articles, the door lock is closed to prevent the articles from being lost, and meanwhile, the closed state of the refrigeration transfer device can be kept by closing the door lock, so that the temperature change is reduced, and the energy consumption is reduced.
In an embodiment, the refrigeration transfer device control system may further include a door lock 320 and a short-range wireless communication module 330, where the door lock 320 and the short-range wireless communication module 330 are respectively connected to the first chip in a serial port manner; the short range wireless communication module 330 is used to enable communication between the device and the door lock 320 to control the opening or closing of the door lock 320.
The near Field communication module may be an NFC (near Field communication) module, and the device may be a mobile terminal or a card having an NFC function. As a specific example, when an unlocking instruction is sent by a mobile terminal with an NFC function, a distance wireless communication module in a refrigeration transfer device control system receives the instruction and sends the instruction to a first chip, and the first chip controls a door lock to be opened; when the mobile terminal with the NFC function sends a locking instruction, the distance wireless communication module in the refrigeration transfer device control system receives the locking instruction and sends the locking instruction to the first chip, and the first chip controls the door lock to be closed.
As a specific example, the first chip may be a single chip microcomputer chip 111, for example: an STM32 chip; the first display screen can be the dot matrix screen 121, and the dot matrix screen can show simple digital information, has the characteristics of low energy consumption, can be used for showing refrigeration transfer device inside temperature information etc..
As a specific example, the second chip may be an operating system chip, such as: an Android chip 211; the second display screen can be a touch screen 221, which can be used for displaying an operating system, and the touch screen has higher energy consumption but can be used for interacting with the system, that is, information such as temperature, humidity information and refrigeration time can be checked through the touch screen, and even the temperature inside the refrigeration transfer device can be set through the touch screen.
The embodiment of the application provides a refrigeration transfer device control system includes: the display device comprises a first chip, a second chip, a first display screen and a second display screen, wherein the first display screen is connected with the first chip, the second display screen is connected with the second chip, and the first chip is connected with the second chip; the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip; the second chip is used for analyzing the transmission data and determining a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration; when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
The control system realizes serial port communication between the two chips, so that a single chip microcomputer data packaging protocol is transmitted to the Android system, and TCP management is controlled in a unified manner through the Android system. The single chip microcomputer only controls the acquisition and collection of data and can realize the control of corresponding programs through different screens; the dot matrix screen displays relevant information of the single chip microcomputer, and the touch screen directly interacts with an Android system; and the screen control modes used by the transfer boxes with different refrigeration modes are different, so that the scheme intercommunication is realized.
An embodiment of the present application further provides a refrigeration transfer device control method, which is applied to the refrigeration transfer device control system according to any one of the above embodiments, and referring to a flow diagram of a refrigeration transfer device control method shown in fig. 3, the method includes the following steps:
s110, the first chip collects initial data and packages the initial data into transmission data;
s120, the first chip sends the transmission data to the second chip;
s130, the second chip receives the transmission data and analyzes the transmission data;
s140, the second chip determines a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration;
s150, when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
In some embodiments, the step S110 further includes:
step a: the sensor module collects initial data; the sensor module may include a temperature sensor unit, a humidity sensor unit, and the like, among others. Accordingly, the initial data may include temperature information, humidity information, and the like.
Step b: the first chip receives initial data through serial port communication.
In some embodiments, the method may further include:
step (1): the door lock and the short-distance wireless communication module are respectively connected with the first chip in a serial port mode;
step (2): the short-distance wireless communication module transmits the acquired entrance guard information to the first chip;
and (3): the first chip sends the access control information to the second chip;
and (4): the second chip controls the opening or closing of the door lock based on the access control information.
The access control information may be instruction information sent by the device with the NFC function, and includes unlocking instruction information and locking instruction information. As a specific example, when an unlocking instruction is sent by a mobile terminal with an NFC function, a distance wireless communication module in a refrigeration transfer device control system receives the instruction and sends the instruction to a first chip, and the first chip controls a door lock to be opened; when the mobile terminal with the NFC function sends a locking instruction, the distance wireless communication module in the refrigeration transfer device control system receives the locking instruction and sends the locking instruction to the first chip, and the first chip controls the door lock to be closed.
In some embodiments, the step S150 includes:
step A1: when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information;
step A2: the second chip uploads the first parameter information to the cloud platform based on the transmission control protocol.
In some embodiments, the step S150 further includes:
step B1: when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information;
step B2: and the second chip uploads the second parameter information to the cloud platform based on the transmission control protocol.
Preferably, the embodiment of the present application provides a specific example of a refrigeration transfer device control method, which is applied to the refrigeration transfer device control system shown in fig. 2, and referring to another refrigeration transfer device control method flowchart shown in fig. 4, the method includes the following steps:
s210, transmitting initial data collected by the sensor module, the near field communication module, the door lock and the like to the single chip microcomputer chip through serial port communication;
s220, receiving initial data by the single chip microcomputer chip;
s230, preprocessing the initial data sent by each module by the single chip microcomputer chip so as to be convenient for packaging or storage;
s240, the single chip computer encapsulates the initial data according to a protocol;
s250, receiving the packaged data according to a protocol by a JNI (Java Native interface) layer of the Android system chip;
s260, analyzing the received data through a protocol, and distributing the analyzed data to an upper layer according to the protocol requirement;
s270, determining the refrigeration modes of the transfer device, including active refrigeration and passive refrigeration;
when the refrigeration mode is active refrigeration, the system interface operation needs to be displayed by matching with a touch screen;
when the refrigeration mode is passive refrigeration, basic information is displayed through the dot matrix screen without touch screen display.
S280, when the refrigeration mode is passive refrigeration, directly connecting a transmission control protocol to upload data to a cloud platform;
in the step, an Android system controls Transmission Control Protocol (TCP) connection to upload.
S290, when the refrigeration mode is active refrigeration, displaying temperature or related acquired information on a touch screen interface, and uploading the temperature or the related acquired information to a cloud platform;
and S300, displaying by the cloud platform system.
The embodiment can be compatible with the cold chain transfer device of two refrigeration modes by one software scheme, so that data acquisition interaction and cloud uploading are realized, a mode of combining serial port communication is used, data acquisition is uniformly controlled by the single chip microcomputer, the Android system chip realizes data interaction through a refrigerating plate program of the JNI layer and the single chip microcomputer chip, TCP interaction management is uniformly carried out by the Android system application, and data uploading to the cloud is guaranteed.
The embodiment of the invention provides a control system and a control method for a refrigeration transfer device, wherein the control system comprises: the display device comprises a first chip, a second chip, a first display screen and a second display screen, wherein the first display screen is connected with the first chip, the second display screen is connected with the second chip, and the first chip is connected with the second chip; the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip; the second chip is used for analyzing the transmission data and determining a refrigeration mode based on the analyzed transmission data, wherein the refrigeration mode comprises passive refrigeration and active refrigeration; when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information. The control system can realize two different refrigeration modes, improves the applicability of the refrigeration transfer device, enhances the universality and further reduces the maintenance cost.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.
Claims (10)
1. A refrigeration transfer device control system, for use with a refrigeration transfer device, comprising: the display device comprises a first chip, a second chip, a first display screen and a second display screen;
the first display screen is connected with the first chip, and the second display screen is connected with the second chip; the first chip is connected with the second chip; the first chip and the second chip are connected in a serial port mode and perform data interaction;
the first chip is used for packaging the acquired initial data into transmission data and sending the transmission data to the second chip;
the second chip is an operating system chip and is used for analyzing the transmission data; the second chip is also used for determining a refrigeration mode based on the analyzed transmission data; the refrigeration mode comprises passive refrigeration and active refrigeration, so that the refrigeration transfer device realizes cold chain transportation of articles through active refrigeration or passive refrigeration;
when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
2. The refrigerated transport device control system of claim 1 further comprising a sensor module; the sensor module is connected with the first chip, and the first chip is used for receiving initial data collected by the sensor module.
3. The refrigeration transfer device control system of claim 1, further comprising a door lock and a short-range wireless communication module;
the door lock and the short-distance wireless communication module are respectively connected with the first chip; the near field communication module is used for realizing communication between equipment and the door lock so as to control the opening or closing of the door lock.
4. The refrigeration transfer device control system of claim 1, wherein the first chip is a single chip microcomputer chip and the first display screen is a dot matrix screen.
5. The refrigerated transport device control system of claim 1 wherein the second display screen is a touch screen.
6. A control method for a refrigerated transport unit, which is applied to the control system for a refrigerated transport unit according to any one of claims 1 to 5, comprising:
the first chip collects initial data and packages the initial data into transmission data;
the first chip sends the transmission data to the second chip; the first chip and the second chip are connected in a serial port mode and perform data interaction;
the second chip receives the transmission data and analyzes the transmission data; the second chip is an operating system chip;
the second chip determines a refrigeration mode based on the analyzed transmission data; the refrigeration mode comprises passive refrigeration and active refrigeration, so that the refrigeration transfer device realizes cold chain transportation of articles through active refrigeration or passive refrigeration;
when the second chip determines that the refrigeration mode is passive refrigeration, the first display screen displays first parameter information; and when the second chip determines that the refrigeration mode is active refrigeration, the second display screen displays second parameter information.
7. The method of controlling a refrigerated transport device of claim 6 further comprising:
the sensor module collects the initial data;
and the first chip receives the initial data through serial port communication.
8. The method of controlling a refrigerated transport device of claim 6 further comprising:
the door lock and the short-distance wireless communication module are respectively connected with the first chip in a serial port mode;
the close range wireless communication module transmits the acquired entrance guard information to the first chip;
the first chip sends the access control information to the second chip;
the second chip controls the opening or closing of the door lock based on the access control information.
9. The refrigeration transfer device control method according to claim 6, further comprising, after the step of displaying first parameter information on the first display screen when the second chip determines that the refrigeration mode is passive refrigeration:
and the second chip uploads the first parameter information to a cloud platform based on a transmission control protocol.
10. The refrigeration transfer device control method according to claim 6, further comprising, after the step of displaying second parameter information on the second display screen when the second chip determines that the refrigeration mode is active refrigeration:
and the second chip uploads the second parameter information to a cloud platform based on a transmission control protocol.
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