CN210666433U

CN210666433U - Main control system of unmanned vending machine

Info

Publication number: CN210666433U
Application number: CN201922103296.0U
Authority: CN
Inventors: 任鹏飞
Original assignee: Hangzhou Lepai Network Technology Co ltd
Current assignee: Hangzhou Lepai Network Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-06-02
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses an unmanned vending machine main control system, the unmanned vending machine comprises a box body for storing commodities, a plurality of object placing grids are arranged in the box body, a LED lamp and a lock for controlling the opening and closing of the object placing grids are arranged in each object placing grid, the unmanned vending machine also comprises a refrigeration bin, a refrigeration circuit board and a main control system, and a temperature sensor for measuring temperature is arranged in the refrigeration bin; the master control system comprises a master control MCU, a communication unit, a lock driving unit, an LED driving unit, a temperature sensor driving unit and a power supply unit. The utility model discloses an unmanned vending machine is particularly useful for placing in hotel guest room, provides very big facility for the tenant, can avoid commodity through select problem, the price tag that the back damaged many times and see unclear problem behind droing or wearing and tearing, has still reduced the latency of moving back the room, has improved the efficiency of moving back the room greatly. And the small-size unmanned vending machine is small and exquisite, does not occupy space, and the low power consumption.

Description

Main control system of unmanned vending machine

Technical Field

The utility model relates to an unmanned vending machine, concretely relates to unmanned vending machine owner system for hotel guest room.

Background

Along with the change of the consumption mode, more and more vending machines appear in the life of people, and the vending machines can fully supplement the shortage of human resources and adapt to the change of the consumption environment and the consumption mode. At present, unmanned vending machines are also arranged in a plurality of hotel lobbies, tourists can purchase commodities conveniently, but sometimes the tourists are tired after running for one day, and are unwilling to go out for purchase when finding that necessary commodities are lacked after entering the guest rooms, and at the moment, if the needed commodities are in the guest rooms, the goods are not good enough. However, at present, in hotel rooms, commodities are basically placed on a table, price tags are attached to the commodities, after multiple choices of multiple tenants are carried out, many commodities are easy to damage, packages and the tags are easy to fall off or wear, unnecessary troubles are caused, and in addition, special personnel are needed to check the commodities when the guests leave the room, and the waiting time for leaving the room is prolonged. Therefore, it is necessary to place a small unmanned vending machine in the guest room.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the not enough of above technique, provide an unmanned vending machine owner control system.

The utility model overcomes the technical scheme that its technical problem adopted is:

a main control system of an unmanned vending machine comprises a box body for storing commodities, a plurality of object placing grids are arranged in the box body, an LED lamp and a lock for controlling the opening and closing of the object placing grids are arranged in each object placing grid, the unmanned vending machine also comprises a refrigeration bin, a refrigeration circuit board and a main control system, and a temperature sensor for measuring temperature is arranged in the refrigeration bin; the master control system comprises:

the temperature sensor is connected with the input end of the master control MCU;

the communication unit is bidirectionally connected with the main control MCU and is used for communication between the main control MCU and the background server;

the lock driving unit is connected with the output end of the master control MCU and used for driving a switch of the lock;

the LED driving unit is connected with the output end of the main control MCU and used for driving the LED lamp to be switched on and switched off and dimming;

the refrigeration circuit board is connected with the output end of the master control MCU through the temperature sensor driving unit, and the temperature sensor driving unit is used for driving a switch of the refrigeration circuit board; and the number of the first and second groups,

the power supply unit is connected with the master control MCU, the communication unit, the lock driving unit, the LED driving unit and the temperature sensor driving unit and is used for supplying power to the whole master control system;

the main control MCU is at least used for receiving an instruction of the background server, transmitting temperature information of the refrigerating bin to the background server at regular time, sending an instruction of purchasing commodity information to the background server, controlling the on and off of the lock, and controlling the on and off, dimming and flashing of the LED lamp.

Further, unmanned vending machine is still including setting up the human-computer interaction device who is used for input information and demonstration information on the box, human-computer interaction device and master control MCU both way junction, human-computer interaction device includes the touch-sensitive screen at least, shows information, the commodity information of the tenant's option purchase, the real-time collection two-dimensional code of all commodities in the vending machine and the suggestion information of purchasing success on the touch-sensitive screen at least.

Further, unmanned vending machine still includes the two-dimensional code icon that sets up on the box, the two-dimensional code icon is used for providing the webpage that commodity shopping was chosen in the vending machine to the tenant.

Furthermore, the vending machine also comprises a wake-up device connected with the input end of the main control MCU.

Further, the main control MCU adopts a 32-bit Cotex M0 architecture low-power consumption singlechip.

Furthermore, the communication unit is connected with the main control MCU through 232 or uart, the communication unit adopts a 2G module and is compatible with one of WIFI, TCP wired or BLE communication modes, and the communication protocol adopts an MQTT protocol.

Further, the power supply unit is a DC-DC power conversion circuit.

Further, the temperature sensor adopts a digital temperature sensor or a thermistor sensor.

The utility model has the advantages that:

the utility model discloses an unmanned vending machine is particularly useful for placing in hotel guest room, provides very big facility for the tenant, can avoid commodity through select problem, the price tag that the back damaged many times and see unclear problem behind droing or wearing and tearing, has still reduced the latency of moving back the room, has improved the efficiency of moving back the room greatly. And the small-size unmanned vending machine is small and exquisite, does not occupy space, and the low power consumption.

Drawings

Fig. 1 is a schematic block diagram of an automatic vending machine main control system according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the unmanned vending machine according to the embodiment of the present invention.

In the figure, the device comprises a box body 1, a box body 2, an object placing grid 3, an LED lamp 4, a lock 5, a refrigeration circuit board 6, a temperature sensor 7, a main control MCU 8, a communication unit 9, a background server 10, a lock driving unit 11, an LED driving unit 1, a temperature sensor driving unit 13, a power supply unit 14, a human-computer interaction device 15, a two-dimensional code icon 16 and a wake-up device.

Detailed Description

In order to facilitate better understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, which are given by way of illustration only and thus do not limit the scope of the present invention.

As shown in fig. 1 and 2, in the main control system of the unmanned vending machine according to the embodiment, the unmanned vending machine includes a box body 1 for storing goods, a plurality of storage grids 2 are arranged in the box body, the number and size of the storage grids 2 can be customized according to the goods type, for example, some storage grids are larger, some storage grids are smaller, some storage grids are arranged horizontally, and some storage grids are arranged vertically; an LED lamp 3 and a lock 4 for controlling the opening and closing of the article holding grids are arranged in each article holding grid 2, wherein the LED lamp 3 is low in power, energy-saving and environment-friendly, and is in a dormant state when the unmanned vending machine is not used, and the LED lamp 3 is in a closed state; when the tenant buys the needed goods, the lock 4 corresponding to the goods shelf is opened immediately.

The unmanned vending machine of this embodiment still include refrigeration storehouse, refrigeration circuit board 5 and major control system, be equipped with temperature sensor 6 of measuring temperature in the refrigeration storehouse, wherein, the refrigeration storehouse is set up in certain or some thing check 2 of putting for refrigerate certain or some commodity. The master control system comprises a master control MCU7, a communication unit 8, a lock driving unit 10, an LED driving unit 11, a temperature sensor driving unit 12 and a power supply unit 13.

In this embodiment, the main control MCU7 adopts a 32-bit Cotex M0 low power consumption single chip microcomputer, the temperature sensor 6 is connected with an input end of the main control MCU, wherein the temperature sensor 6 adopts a digital temperature sensor or a thermistor sensor; the communication unit 8 is connected with the master control MCU in a bidirectional way and is used for communication between the master control MCU and the background server 9 so as to carry out information interaction, preferably, the communication unit 8 is connected with the master control MCU through 232 or uart, the communication unit adopts a 2G module and is compatible with one of WIFI, TCP wired or BLE communication modes, and the communication protocol adopts an MQTT protocol; the lock driving unit 10 is connected with the output end of the master control MCU and used for driving the switch of the lock 4, wherein the maximum driving current of the lock driving circuit can reach 3A; the LED driving unit 11 is connected with the output end of the main control MCU and is used for driving the LED lamp 3 to be switched on and off, dimmed and flashed, wherein the maximum driving current of the LED driving circuit can reach 2A, and meanwhile, the LED driving circuit supports dimming, flashing and other functions; the refrigeration circuit board 5 is connected with the output end of the main control MCU7 through a temperature sensor driving unit 12, and the temperature sensor driving unit is used for driving a switch of the refrigeration circuit board 5; the power supply unit 13 is connected with the master control MCU7, the communication unit 8, the lock drive unit 10, the LED drive unit 11 and the temperature sensor drive unit 12 and used for supplying power to the whole master control system, wherein the power supply unit 13 is a DC-DC power supply conversion circuit, the maximum input voltage of a DC-DC power supply is 18V, 3A current output can be provided to the maximum, the power supply unit has reverse connection protection and short circuit protection functions, and the stability and the safety of the system are improved.

In this embodiment, the main control MCU7 is at least configured to receive an instruction from the backend server 9, periodically transmit temperature information of the refrigeration compartment to the backend server 9, send an instruction to purchase commodity information to the backend server 9, control the switch of the lock 4, and control the switch and dimming of the LED lamp 3; when the wireless link of the communication unit 8 breaks down, the main control MCU7 tries to recover the link state, and the unlocking mode is switched back to the wired TCP or BLE after the failure, so that the unlocking success rate is greatly improved.

As a preferred scheme, the vending machine further comprises a human-computer interaction device 14 arranged on the box body 1 and used for inputting and displaying information, the human-computer interaction device is connected with the main control MCU7 in a bidirectional manner, in this embodiment, preferably, the human-computer interaction device 14 at least comprises a touch screen, the touch screen performs information interaction with the main control MCU7, the touch screen at least displays information of all commodities in the vending machine, commodity information of the tenant, a real-time collection two-dimensional code and purchase success prompt information, wherein the commodity information comprises information such as inventory, specification and price, when the tenant needs to purchase the commodity, corresponding commodity information on the touch screen is clicked, after the tenant purchases the commodity and quantity, the two-dimensional collection code can be jumped out on the touch screen, the tenant can pay by scanning the code with a mobile phone or other intelligent devices, and after the payment succeeds, the purchase success prompt information is jumped out on the touch screen, the lock 4 in the article placing grid 2 where the selected commodity is located is opened immediately, and the commodity is taken out.

As an optimal scheme, the unmanned vending machine further comprises a two-dimensional code icon 15 arranged on the box body, the two-dimensional code icon is used for providing a webpage for commodity selective purchasing in the vending machine for tourists, the tourists can directly scan the two-dimensional code icon through a mobile phone or other intelligent equipment, the backstage server 9 is accessed to obtain shopping links of commodities in the unmanned vending machine, required commodities are added into the shopping cart, after the required commodities and the quantity are selected, payment is confirmed by clicking, then the commodities are directly paid through the mobile phone or other intelligent equipment, after the payment is successful, a lock 4 in an object placing grid 2 where the commodities are purchased is immediately opened, and the commodities are taken out.

Preferably, the unmanned vending machine further comprises a wake-up device 16 connected with the input end of the main control MCU. Awakening device 16 is one of start button or infrared sensing device, and when unmanned vending machine was not used, it was in the dormant state, can greatly reduced standby power consumption like this, when the tenant need purchase commodity, awaken main control MCU7 through awakening device, if the infrared sensing device who sets up, when the people walked to unmanned vending machine before infrared sensing device automatic awaken main control MCU7, the preferred form that adopts start button of this embodiment.

The foregoing has described only the basic principles and preferred embodiments of the present invention and numerous changes and modifications may be made by those skilled in the art in light of the above teachings and shall fall within the scope of the present invention.

Claims

1. A main control system of an unmanned vending machine comprises a box body (1) for storing commodities, wherein a plurality of storage grids (2) are arranged in the box body, and each storage grid is internally provided with an LED lamp (3) and a lock (4) for controlling the storage grid to be opened and closed, and the unmanned vending machine is characterized by further comprising a refrigeration bin, a refrigeration circuit board (5) and a main control system, wherein a temperature sensor (6) for measuring temperature is arranged in the refrigeration bin; the master control system comprises:

the temperature sensor (6) is connected with the input end of the master control MCU (7);

the communication unit (8) is bidirectionally connected with the main control MCU and is used for communication between the main control MCU and the background server (9);

the lock driving unit (10) is connected with the output end of the master control MCU and used for driving the switch of the lock (4);

the LED driving unit (11) is connected with the output end of the master control MCU and used for driving the LED lamp (3) to be switched on and off, dimmed and flickered;

the temperature sensor driving unit (12) is used for driving the refrigeration circuit board (5) to be switched on and off, and the refrigeration circuit board (5) is connected with the output end of the main control MCU (7) through the temperature sensor driving unit; and the number of the first and second groups,

the power supply unit (13) is connected with the master control MCU (7), the communication unit (8), the lock driving unit (10), the LED driving unit (11) and the temperature sensor driving unit (12) and is used for supplying power to the whole master control system;

the main control MCU (7) is at least used for receiving an instruction of the background server (9), transmitting temperature information of the refrigerating bin to the background server (9) at regular time, sending an instruction of purchasing commodity information to the background server (9), controlling the switch of the lock (4), and controlling the switch and dimming of the LED lamp (3).

2. The unmanned vending machine main control system according to claim 1, further comprising a human-computer interaction device (14) arranged on the box body and used for inputting and displaying information, wherein the human-computer interaction device is in bidirectional connection with the main control MCU, the human-computer interaction device at least comprises a touch screen, and information of all commodities in the vending machine, commodity information of tourists for shopping, a real-time collection two-dimensional code and purchase success prompt information are at least displayed on the touch screen.

3. The vending machine master control system according to claim 1, wherein the vending machine further comprises a two-dimensional code icon (15) disposed on the box body, and the two-dimensional code icon is used for providing a webpage for purchasing goods in the vending machine to a tenant.

4. The vending machine master control system according to any of claims 1-3, further comprising a wake-up unit (16) connected to the master MCU input.

5. The main control system of the vending machine according to claim 1, wherein the main control MCU (7) adopts a 32-bit Cotex M0 architecture low-power consumption single chip microcomputer.

6. The main control system of the unmanned vending machine according to claim 1, wherein the communication unit (8) is connected with the main control MCU through 232 or uart, and the communication unit adopts a 2G module and is compatible with one of WIFI, TCP wired or BLE communication modes.

7. The vending machine master control system according to claim 1, wherein the power supply unit (13) is a DC-DC power conversion circuit.

8. The vending machine active control system according to claim 1, wherein the temperature sensor (6) is a digital temperature sensor or a thermistor sensor.