CN216286277U - Self-powered wireless monitoring system for refrigerator - Google Patents
Self-powered wireless monitoring system for refrigerator Download PDFInfo
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- CN216286277U CN216286277U CN202123060977.7U CN202123060977U CN216286277U CN 216286277 U CN216286277 U CN 216286277U CN 202123060977 U CN202123060977 U CN 202123060977U CN 216286277 U CN216286277 U CN 216286277U
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Abstract
The application provides a wireless monitoring system for a self-powered refrigerator, which comprises a refrigerator data acquisition terminal and a data transmission part; the refrigeration box data acquisition terminal monitors the data of the corresponding refrigeration box and comprises an acquisition circuit and a self-powered power supply; the acquisition circuit is provided with a data interface matched with the refrigerating box and is communicated with the data transmission part in a wireless transmission mode; the self-powered power supply takes power from the data interface of the refrigeration container. The application provides a self-power fridge wireless monitoring system can replace the manual work to patrol and examine and check meter work, automatic acquisition, storage, retransmission and analysis fridge operation data in steamer and fridge transportation.
Description
Technical Field
The utility model belongs to the field of a wireless control system of a refrigerating box, and particularly relates to a self-powered wireless monitoring system of the refrigerating box.
Background
In the field of refrigerated logistics, it is common to classify the goods transported according to their temperature requirements. Generally, goods requiring a temperature of 2 ℃ to 8 ℃, such as vegetables, fresh flowers, fruits, fresh-keeping vaccines, fresh and live aquatic products, electronic components and the like, are classified into the fresh-keeping category; classifying the goods with the temperature required to be between 0 ℃ and-5 ℃, such as acid-discharging meat products, river seafood products, bean products, vaccine products, medical waste ready-to-transport, chocolate and the like, into cold and fresh goods; putting the goods with the temperature between-10 ℃ and-18 ℃, such as quick-frozen food, quick-frozen seafood fresh products, frozen meat products and the like, into a freezing category; the goods with the temperature between-20 ℃ and-45 ℃, such as high-grade ice cream, high-risk goods, high-grade bread viable bacteria yeast dough and the like, are classified as deep-frozen goods.
The refrigerated transportation on water mainly has two modes, namely a temperature control container and a refrigerated ship.
Firstly, a refrigerated container: the compressor is driven by electricity, which is supplied by a generator on board the vessel or by a portable generator. When the containers arrive at the quay they are transferred to the chassis, which are typically equipped with generator sets, as mentioned above. Thus, the refrigerated container mounted on the chassis can be towed by the tow head like a trailer and transported further on land after docking.
II, a refrigerated ship: the cargo compartment is a refrigeration compartment and is usually divided into a plurality of compartments, each compartment is an independent closed cargo space, the compartment walls and the compartment doors are airtight and are covered with thermal insulation materials such as foam plastics, aluminum plate polymers and the like, so that adjacent compartments are not mutually thermally conductive, and different requirements of different cargos on temperature are met. The height between the upper deck and the lower deck or between the deck and the bottom of the refrigerated chamber is smaller than that of other cargo ships, so that the cargo is prevented from being piled up too high to crush the lower cargo. The refrigerator ship is provided with a refrigerating device which comprises a refrigerating unit and various pipelines. The refrigeration unit generally consists of a refrigeration compressor, a drive motor and a condenser.
Water transportation generally takes a long time, particularly across the water, and the environment required to maintain refrigerated goods for transportation is relatively high. The cold storage box is monitored in the process of water transportation and cold storage by adopting a manual patrol inspection mode, the cold storage state is difficult to effectively monitor at a departure place or a destination after the ship is loaded to the destination and mainly depends on manual regular patrol.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the self-powered wireless monitoring system for the refrigerator replaces manual inspection and meter reading work in the transportation process, and automatically acquires, stores, forwards and analyzes the operation data of the refrigerator.
The utility model adopts the following technical scheme for solving the technical problems:
a wireless monitoring system for a self-powered refrigerator comprises a refrigerator data acquisition terminal and a data transmission part. The refrigerating box data acquisition terminal monitors the data of the corresponding refrigerating box; the data acquisition terminal of the refrigerating box comprises an acquisition circuit and a self-powered power supply; the acquisition circuit is provided with a data interface matched with the refrigerating box and is communicated with the data transmission part in a wireless transmission mode; the self-powered power supply comprises a serial port power taking circuit and a booster circuit; the serial port electricity taking circuit is used for taking electricity from a data interface of the refrigerating box; the boost circuit is used for converting the negative voltage power supply output by the serial port power-taking circuit into a corresponding positive voltage power supply and transmitting the positive voltage power supply to the acquisition circuit.
Specifically, the fridge data acquisition terminal is provided with an indicator light, and the indicator light is used for displaying the working state of the fridge data acquisition terminal.
Specifically, the wireless monitoring system for the self-powered refrigerator further comprises a user control terminal part; the data transmission part transmits the data collected by the data collection terminal of the refrigerating box to the user control terminal part in a wireless transmission mode. A data transmission controller is arranged on a ship for loading the refrigerating box; the data transmission controller is used for receiving the data of the refrigerating box data acquisition terminal and transmitting the collected data to the server through the GPS and the satellite wireless communication module; and the server stores and backups the data and the setting parameters of the refrigerating box. The user control terminal part comprises a display interface, a control interface, a keyboard input device and an alarm device; the display interface is used for displaying data of the refrigerating box, the control interface is used for controlling the refrigerating box data acquisition terminal, the keyboard input device is used for inputting setting parameters and control data, and the alarm device is used for sending alarm information.
Specifically, the refrigeration box data acquisition terminal is used for acquiring data of refrigeration boxes produced by TK, Carrier, Star Cool and DK four manufacturers.
Specifically, the freezer data collection terminal has a unique ID number, and the collection circuit communicates with the corresponding freezer through serial port 232.
Specifically, the refrigeration box data acquisition terminal acquires information of a box number, temperature, humidity, voltage and current of the refrigeration box; the temperature comprises an air inlet temperature, an air outlet temperature and a set temperature.
Specifically, the self-powered power supply in the refrigeration box data acquisition terminal takes power from the corresponding refrigeration box through the serial port 232.
Specifically, the electricity taking power of the self-powered power supply is not more than 0.2 mW; the self-powered power supply includes a super capacitor.
Specifically, the data acquisition terminal of the refrigerator wirelessly transmits acquired data to the data transmission part at a fixed time through 433MHz or 313 MHz.
Specifically, when the data acquisition terminal of the refrigeration box does not send data, an indicator lamp on the data acquisition terminal of the refrigeration box flashes at a low frequency; and when the data acquisition terminal of the refrigerating box sends data, the indicator lamp flashes at high frequency.
Compared with the prior art, the utility model has the following beneficial effects:
1. the self-powered power supply is arranged in the wireless monitoring system of the self-powered refrigerating box, the self-powered power supply adopts a serial port power taking mode to take power from a data interface of the refrigerating box, the power taking on the ship body is avoided, the structure of an original circuit system in the ship body cannot be changed, and any influence on the operation of the circuit system of the ship body cannot be caused.
2. In the self-powered wireless monitoring system for the refrigerator, the data acquisition terminal of the refrigerator is communicated with the data transmission part in a wireless transmission mode, so that the data acquisition terminal of the refrigerator directly installed on the refrigerator is more flexibly designed, and a user can more flexibly arrange the data acquisition terminal of the refrigerator on site according to actual working requirements.
3. The system consists of two parts of software and hardware, background software runs in a special server and has the functions of data acquisition, storage, backup, inquiry, alarm, remote control, report generation and the like, a software framework adopts a B/S structure, and any computer of a network can realize corresponding operation as long as an authorized user can realize the corresponding operation according to the authority granted by the authorized user.
4. The system can remotely monitor the real-time data of the refrigerating box for the ship in operation, timely master and process the problems in operation and timely feed back the dynamic data of the operation.
5. The ship in operation is monitored by adopting a data communication mode of the GPS and the satellite wireless communication module, the accurate position of the ship and the real-time data of the refrigerating box on the ship can be effectively monitored, the transportation management is facilitated, and the monitoring accuracy is effectively improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a block diagram illustrating system control for a wireless monitoring system for a self-powered refrigerator provided in accordance with an embodiment of the present application.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
In order to explain the technical solution described in the present application, the following description will be given by way of specific examples.
An embodiment of the present application provides a self-powered wireless monitoring system for a refrigerator, which may include a refrigerator data collection terminal, a data transmission portion, and a user control terminal portion, as shown in fig. 1. The refrigeration box data acquisition terminals correspond to the refrigeration boxes one by one, and are firmly arranged on the corresponding refrigeration boxes in a waterproof installation mode. And the refrigerating box data acquisition terminal monitors the data of the corresponding refrigerating box. The data acquisition terminal of the refrigerator can acquire data of the refrigerators produced by four manufacturers, namely TK, Carrier, Star Cool and DK.
The freezer data acquisition terminal comprises an acquisition circuit and a self-powered power supply. The acquisition circuit is provided with a data interface matched with the refrigerating box and is communicated with the data transmission part in a wireless transmission mode. Each refrigerating box data acquisition terminal has a unique ID number and is bound with the corresponding refrigerating box and goods in the refrigerating box. The collection circuit in the fridge data collection terminal communicates with the corresponding fridge through serial port 232 to collect the information of the fridge, such as the box number, temperature (including inlet air temperature, outlet air temperature and set temperature), humidity, voltage and current. The data acquisition terminal of the refrigerator wirelessly transmits acquired data to the data transmission part at a fixed time of 433MHz or 313 MHz. For example, the refrigerator data collection terminal may transmit a signal to the data transmission part and transmit data every two minutes.
The fridge data acquisition terminal provided by the embodiment of the application does not acquire the position information of the fridge any more. The data acquisition terminal of the refrigerating box is small in appearance size and is directly connected to the refrigerating box in a plugging mode to be transported along with the refrigerating box.
The self-powered power supply comprises a serial port power taking circuit and a booster circuit. The serial port electricity taking circuit is used for taking electricity from a data interface of the refrigerating box; the voltage boosting circuit is used for converting the negative voltage power supply output by the serial port power taking circuit into a corresponding positive voltage power supply and transmitting the positive voltage power supply to the acquisition circuit. The self-powered power supply in the refrigeration box data acquisition terminal gets electricity from the corresponding refrigeration box through the serial port 232, and the electricity-getting power of the self-powered power supply does not exceed 0.2 mW. Specifically, the self-powered power supply can take electricity from the corresponding refrigerator through the RXD.
An indicator light can be arranged on the data acquisition terminal of the refrigerating box. The indicator light is used for displaying the working state of the data acquisition terminal of the refrigerating box. When the data acquisition terminal of the refrigerating box does not emit a signal, an indicator lamp on the data acquisition terminal of the refrigerating box flashes at a low frequency; when the refrigerating box data acquisition terminal transmits a signal and sends data to the data transmission part, the corresponding indicator light flashes at high frequency. Correspondingly, a super capacitor can be additionally arranged in the self-powered power supply, so that the required power for transmitting is met when the data acquisition terminal of the refrigerating box transmits signals.
In one embodiment, a data transfer controller may be provided on the ship carrying the illustrated refrigeration case. The data transmission controller is used for receiving data of the data acquisition terminal of the refrigerating box and transmitting the collected data to the server through the GPS and the satellite wireless communication module. The server stores and backups the data and the setting parameters of the refrigerating box.
The user control terminal part comprises a display interface, a control interface, a keyboard input device and an alarm device. The display interface is used for displaying data of the refrigerating box, the control interface is used for controlling the refrigerating box data acquisition terminal, the keyboard input device is used for inputting setting parameters and control data, and the alarm device is used for sending alarm information.
The specific working principle and working process of the wireless monitoring system for the self-powered refrigerator shown in fig. 1 are as follows:
the self-powered refrigerator wireless monitoring system is composed of software and hardware, background software runs in a special server and has the functions of data acquisition, storage, backup, query, alarm, remote control, report generation and the like, a software framework adopts a B/S structure, and corresponding operation can be realized on any computer of a network according to the authority granted by an authorized user as long as the authorized user can.
The hardware part consists of a refrigerating box data acquisition terminal and a data transmission part. In addition, each ship is provided with a data transmission controller for realizing data transmission with a remote server, and the data transmission controller receives data of all the refrigerating box data acquisition terminals on the ship and transmits the data after processing. The data acquisition terminals of the refrigerating boxes on the ship are transmitted with the data transmission controller in a wireless mode, and the wireless mode can adopt one-point-to-multipoint transmission.
The background monitoring device (i.e. the user control terminal part) is generally a local server, can backup the received data of the refrigerating box, and provides the functions of real-time display, alarm, inquiry, setting, power on and power off and the like. The manager can clearly and intuitively know the storage condition of the refrigerating box and the running state of the refrigerating box.
The above example merely illustrates the solution as a specific example and is not limited to the operations described as examples, and the modifications made according to the solution belong to the field to which the solution relates.
Claims (10)
1. The utility model provides a self-power fridge wireless monitoring system which characterized in that: the refrigerator comprises a refrigerator data acquisition terminal and a data transmission part;
the refrigerating box data acquisition terminal monitors the data of the corresponding refrigerating box; the data acquisition terminal of the refrigerating box comprises an acquisition circuit and a self-powered power supply; the acquisition circuit is provided with a data interface matched with the refrigerating box and is communicated with the data transmission part in a wireless transmission mode; the self-powered power supply comprises a serial port power taking circuit and a booster circuit; the serial port electricity taking circuit is used for taking electricity from a data interface of the refrigerating box; the boost circuit is used for converting the negative voltage power supply output by the serial port power-taking circuit into a corresponding positive voltage power supply and transmitting the positive voltage power supply to the acquisition circuit.
2. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the refrigerator data acquisition terminal is provided with an indicator light, and the indicator light is used for displaying the working state of the refrigerator data acquisition terminal.
3. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the wireless monitoring system for the self-powered refrigerator further comprises a user control terminal part; the data transmission part transmits the data collected by the refrigeration box data collection terminal to the user control terminal part in a wireless transmission mode;
a data transmission controller is arranged on a ship for loading the refrigerating box; the data transmission controller is used for receiving the data of the refrigerating box data acquisition terminal and transmitting the collected data to the server through the GPS and the satellite wireless communication module; the server stores and backups the data and the setting parameters of the refrigerating box;
the user control terminal part comprises a display interface, a control interface, a keyboard input device and an alarm device; the display interface is used for displaying data of the refrigerating box, the control interface is used for controlling the refrigerating box data acquisition terminal, the keyboard input device is used for inputting setting parameters and control data, and the alarm device is used for sending alarm information.
4. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the data acquisition terminal of the refrigerator is used for acquiring data of refrigerators produced by TK, Carrier, Star Cool and DK four manufacturers.
5. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the freezer data collection terminal has a unique ID number, and the collection circuit therein communicates with the corresponding freezer through serial port 232.
6. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the refrigerating box data acquisition terminal acquires information of a box number, temperature, humidity, voltage and current of the refrigerating box; the temperature comprises an air inlet temperature, an air outlet temperature and a set temperature.
7. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the self-powered power supply in the freezer data acquisition terminal takes electricity from the corresponding freezer through the serial port 232.
8. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the electricity taking power of the self-powered power supply is not more than 0.2 mW; the self-powered power supply includes a super capacitor.
9. The wireless monitoring system for self-powered coolers according to claim 1 wherein: the data acquisition terminal of the refrigerator wirelessly transmits acquired data to the data transmission part at a fixed time through 433MHz or 313 MHz.
10. The wireless monitoring system for self-powered coolers of claim 2 wherein: when the data acquisition terminal of the refrigerating box does not send data, an indicator lamp on the data acquisition terminal of the refrigerating box flashes at low frequency; and when the data acquisition terminal of the refrigerating box sends data, the indicator lamp flashes at high frequency.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123060977.7U CN216286277U (en) | 2021-12-07 | 2021-12-07 | Self-powered wireless monitoring system for refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123060977.7U CN216286277U (en) | 2021-12-07 | 2021-12-07 | Self-powered wireless monitoring system for refrigerator |
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| CN216286277U true CN216286277U (en) | 2022-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114200880A (en) * | 2021-12-07 | 2022-03-18 | 苏州迪芬德物联网科技有限公司 | Self-powered wireless monitoring system for refrigerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114200880A (en) * | 2021-12-07 | 2022-03-18 | 苏州迪芬德物联网科技有限公司 | Self-powered wireless monitoring system for refrigerator |
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