CN218331734U - Automatic vending machine function source management system - Google Patents
Automatic vending machine function source management system Download PDFInfo
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- CN218331734U CN218331734U CN202222024612.7U CN202222024612U CN218331734U CN 218331734 U CN218331734 U CN 218331734U CN 202222024612 U CN202222024612 U CN 202222024612U CN 218331734 U CN218331734 U CN 218331734U
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Abstract
The utility model discloses an automatic vending machine energy management system, including host system, temperature and humidity detection module, temperature control module, input/output module and communication module, the utility model discloses an aspect is through electric quantity statistics module detecting system's use electric current and voltage to statistics machine use electric quantity; on the other hand, the real-time temperature of the machine is automatically detected, and the machine cabinet temperature can be set online by a user through communication between the machine cabinet temperature and the upper computer by a communication protocol, and the machine cabinet temperature is controlled by controlling the starting and stopping of the refrigeration compressor. The utility model discloses can be applied to the vending equipment technical field.
Description
Technical Field
The utility model belongs to the technical field of the equipment of selling and specifically relates to an automatic vending machine energy management system.
Background
The current automatic vending machine generally only is used for selling commodity on the market, can't make statistics of the electric quantity in service behavior, can not acquire whether machine voltage and electric current are normal, sets up temperature control under the line, can not very conveniently acquire the real-time temperature of machine cupboard and set up the refrigeration temperature on line, also can not the on-line control switch that heats glass and rack light to can not help the operator energy saving better.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, the present invention is directed to: a vending machine energy management system is provided.
The utility model adopts the technical proposal that:
the energy management system for the vending machine comprises a main control module, a temperature and humidity detection module, a temperature control module, an input and output module, an electric quantity statistics module and a communication module, wherein the temperature and humidity detection module, the temperature control module, the input and output module, the electric quantity statistics module and the communication module are all connected with the main control module.
Furthermore, the input/output module comprises a display unit and a key unit, the display unit is connected with the main control module, and the key unit is connected with the main control module.
Furthermore, the vending machine energy management system further comprises a power module, the power module is connected with the power end of the main control module, and the power module is connected with the power end of the communication module.
Further, the temperature control module comprises a compressor and a fan.
Further, the communication module comprises an RS232 interface, and the RS232 interface is connected with the main control module.
Further, the RS232 interface is composed of a MAX232 chip and a MAX232 chip peripheral circuit.
Further, the master control module is composed of an STM32F100C8T6 chip and a peripheral circuit of the STM32F100C8T6 chip.
The utility model has the advantages that:
the utility model discloses an automatic vending machine energy management system, including host system, temperature and humidity detection module, temperature control module, input/output module and communication module, the utility model discloses an aspect is through electric quantity statistics module detecting system's use electric current and voltage to statistics machine use electric quantity; on the other hand, the real-time temperature of the machine is automatically detected, and the machine is communicated with an upper computer through a communication protocol, so that a user can set the temperature of the cabinet on line at any time, and the temperature of the cabinet is controlled by controlling the starting and stopping of the refrigeration compressor.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a block diagram illustrating an overall structure of a vending machine power management system according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a temperature and humidity detecting module according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a temperature control module according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of an electric quantity counting module according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a power module according to an embodiment of the present invention;
fig. 6 is a schematic circuit diagram of a communication module according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of a main control module according to an embodiment of the present invention;
fig. 8 is a schematic circuit diagram of a heating glass and a cabinet lamp according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1, an energy management system of vending machine comprises a main control module, a temperature and humidity detection module, a temperature control module, an input and output module, an electric quantity statistics module and a communication module, wherein the temperature and humidity detection module, the temperature control module, the input and output module, the electric quantity statistics module and the communication module are all connected with the main control module, and the communication module is further in wireless connection with an upper computer.
The master control module is used for sending control signals to the temperature and humidity detection module, the temperature control module, the input and output module, the electric quantity counting module and the communication module. And the motor control circuit is used for controlling the cargo channel according to the control signal issued by the main control module.
And the input and output module is used for acquiring an electric quantity detection request and a temperature and humidity detection request of the vending machine on the one hand, and is used for outputting a processing result of the main control module on the other hand.
The communication module is used for communicating with an upper computer and receiving a control command issued by the upper computer on the one hand, and is used for interacting with other vending machines on the other hand, so that the expansion and interconnection of a plurality of vending machines are realized.
Referring to fig. 2, the temperature and humidity detecting module is configured to obtain the evaporator temperature and the cabinet temperature, and detect by using two special inputs, so as to know whether the evaporator is frozen or not in time, thereby determining the defrosting time.
Referring to fig. 3, a temperature control module for controlling a temperature within the vending machine. The temperature in the automatic vending machine is reduced through controlling the compressor on the one hand, and on the other hand defrosting is carried out through controlling the evaporator, and the cabinet fan can also be controlled, so that the temperature in the automatic vending machine tends to be uniform.
Referring to fig. 4, a power statistics module is used for detecting the current and voltage used by the system, so as to count the power used by the machine.
The utility model discloses an automatic vending machine energy management system, including host system, temperature and humidity detection module, temperature control module, input/output module and communication module, the utility model discloses an aspect is through electric quantity statistics module detecting system's use electric current and voltage to statistics machine use electric quantity; on the other hand, the real-time temperature of the machine is automatically detected, and the machine cabinet temperature can be set online by a user through communication between the machine cabinet temperature and the upper computer by a communication protocol, and the machine cabinet temperature is controlled by controlling the starting and stopping of the refrigeration compressor.
As a further optional embodiment, the input/output module includes a display unit and a key unit, the display unit is connected to the main control module, and the key unit is connected to the main control module.
Specifically, the display unit can adopt liquid crystal display, installs at the automatic vending machine front end, can link with host system and show automatic vending machine operating condition and feedback information such as real-time temperature, the electric quantity consumption of automatic vending machine. And the key unit is used for inputting control signals such as an electric quantity detection request, a temperature and humidity detection request and the like through keys.
As a further optional embodiment, the vending machine energy management system further comprises a power module, the power module is connected with a power end of the main control module, and the power module is connected with a power end of the communication module.
Referring to fig. 5, the power module of the present embodiment uses a 12V dc power supply to supply power, and the power module uses three voltage power supplies to supply power to other modules. When the power supply module adopts a 12V direct-current power supply, a voltage dependent resistor with voltage of 390KD10J can be adopted for input overvoltage protection; an SS34 diode is connected in series with a power supply input to prevent the power supply line from being plugged in reverse to damage the circuit and prevent interference and isolation; and through the capacitor filtering, the power supply is more stable. When the power module needs to adopt a 5V direct-current power supply, the LM2596-5 power supply chip is adopted to convert the 24V direct-current power supply into 5V power supply for the communication module, the power module has low extra heat productivity, can bear a large voltage difference range, has high conversion efficiency, outputs and adds large capacitor filtering, and obtains a relatively pure voltage; when the power module adopts a 3.3V direct-current power supply, the 5V power supply is converted into 3.3V by an AMS1117 power supply voltage stabilizing chip to form an LDO (low dropout voltage regulator), so that the stability is better, the output ripple is smaller, the output mode is simple, and the requirement of low-current electric appliances can be met.
As a further alternative embodiment, the temperature control module includes a compressor and a fan.
Referring to fig. 3, this embodiment may use an ULN2003A darlington transistor array as a driving transistor, where the transistor array may output a large current output signal after receiving a small current control signal, and may separate a control chip and a controlled device, which is safe and efficient. Then, the compressor can be controlled using HF165FD-G/12-HY1STF high current relay, which can control up to 277V AC and 40A high current. Then, JQC-3FF/12-1HS (551) is used for controlling 277V alternating current and 10 ampere current, and can be used for controlling a machine to heat or heating an evaporator to defrost. 255V alternating current and 10A current can be controlled through an HF32F-G/012-HS relay to control a cabinet fan, so that the temperature of the vending machine tends to be uniformly balanced.
As a further optional embodiment, the communication module includes an RS232 interface, and the RS232 interface is connected to the main control module.
As a further alternative, the RS232 interface is composed of a MAX232 chip and MAX232 chip peripheral circuits.
Referring to fig. 6, specifically, the RS232 interface is a main channel for realizing the interaction of the present invention with other smart devices, and it can be understood that the RS232 interface can be replaced by an RS485 interface. The circuit adopts MAX232 and MAX3485 chips, so that the TTL level is converted into an RS232 signal or an RS485 signal. The communication stability is improved, the anti-interference capability is improved, the transmission distance of the RS485 is longer, and one-to-many communication can be realized.
As a further alternative embodiment, the master control module is composed of an STM32F100C8T6 chip and peripheral circuits of the STM32F100C8T6 chip.
Referring to fig. 7, specifically, the host system adopts STM32F100C8T6 singlechip, and this host system is equivalent to the brain of this system, needs write-in program to make its control other circuit work, and the program can change according to the requirement of difference, the utility model discloses do not relate to the improvement on the software method, can adopt current program to work. The chip has enough pin and serial port number, and has higher calculation speed than the old-fashioned singlechip, high cost performance and low cost. The singlechip is received to extra pin for receive external signal, optional infrared output signal that uses can increase shipment success probability and stability, increase user experience. And the address of the equipment is determined by using a 2-bit dial switch, so that the expansion interconnection of the number of machines is facilitated, and at most 4 machines can be continuously interconnected. The memory chip MB85RC04VPNG can be further used for recording the preference information and the power recording table set by the user.
As a further alternative, referring to fig. 8, a heated glass may be further provided to prevent fogging of a glass door of the vending machine, and specifically, an AP85U03GH high current fet is used, the efficiency of controlling the negative electrode of the heated glass is higher, and the 12V voltage is divided by 10k and 100k resistors, so that the fet is sufficiently turned on, and not only can pass a high current, but also the internal resistance becomes very small, and the burning of components and circuit boards is reduced.
It can be understood that, compared with the prior art, the embodiment of the present invention also has the following advantages:
1) The method can record the refrigerating temperature preference of an operator, and is convenient to operate according to the setting when the operator is restarted later.
2) The using current and voltage of the vending machine are detected through the electric quantity counting module, and therefore the using electric quantity of the vending machine is counted.
3) High interference killing feature is strong, and communication durability is high, and the interference killing feature is strong, can carry out high quality interactive communication with the host computer, and the user can set up the rack temperature on line at any time, opens through controlling start-stop of compressor in order to reach control rack temperature.
The structure of the embodiment of the present invention has been described above. Compared with the prior art, the utility model does not need the working procedures of high-temperature vulcanization and the like, has simple product process, does not generate by-products, saves energy and reduces consumption; the cable can be subjected to waste recovery after the service life is over; the internal temperature of the cable can be monitored in real time through the multimode monitoring optical cable in the running process of the cable, the internal temperature is converted into a visual temperature curve, the running safety of a power system is improved, and reliable data are provided for continuous improvement of a power grid.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are two or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (7)
1. An energy management system for a vending machine, comprising: the temperature and humidity detection module, the temperature control module, the input and output module, the electric quantity statistics module and the communication module are all connected with the main control module.
2. The vending machine energy management system of claim 1, wherein: the input and output module comprises a display unit and a key unit, the display unit is connected with the main control module, and the key unit is connected with the main control module.
3. The vending machine energy management system of claim 1, wherein: the vending machine power management system further comprises a power module, the power module is connected with the power end of the main control module, and the power module is connected with the power end of the communication module.
4. The vending machine energy management system of claim 1, wherein: the temperature control module comprises a compressor and a fan.
5. The vending machine energy management system of claim 1, wherein: the communication module comprises an RS232 interface, and the RS232 interface is connected with the main control module.
6. The vending machine energy management system of claim 5, wherein: the RS232 interface consists of a MAX232 chip and a MAX232 chip peripheral circuit.
7. The vending machine energy management system according to any one of claims 1-6, wherein the main control module is composed of an STM32F100C8T6 chip and an STM32F100C8T6 chip peripheral circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222024612.7U CN218331734U (en) | 2022-08-02 | 2022-08-02 | Automatic vending machine function source management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222024612.7U CN218331734U (en) | 2022-08-02 | 2022-08-02 | Automatic vending machine function source management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218331734U true CN218331734U (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222024612.7U Active CN218331734U (en) | 2022-08-02 | 2022-08-02 | Automatic vending machine function source management system |
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| CN (1) | CN218331734U (en) |
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- 2022-08-02 CN CN202222024612.7U patent/CN218331734U/en active Active
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