WO2020037933A1

WO2020037933A1 - Unmanned vending machine

Info

Publication number: WO2020037933A1
Application number: PCT/CN2018/125514
Authority: WO
Inventors: 黄鼎隆; 斯科特•马修•罗伯特; 马咪娜; 黄桢勉
Original assignee: 深圳码隆科技有限公司
Priority date: 2018-08-23
Filing date: 2018-12-29
Publication date: 2020-02-27
Also published as: CN108765708A

Abstract

An unmanned vending machine (1), comprising: a cabinet body (11), a cabinet door (12), a shelf (13), and a central control device (14). The shelf (13) and the central control device (14) are arranged in the cabinet body (11); the cabinet door (12) is connected to the cabinet body (11); the shelf (13) is provided with a gravity sensor (131); the unmanned vending machine (1) is internally provided with an image acquisition device (15); the central control device (14) comprises a processing unit (141), and a communication unit (142) and a power supply unit (143) which are both electrically connected to the processing unit (141). The unmanned vending machine greatly improves the commodity shopping efficiency of a user in an open shopping environment and provides convenience for the shopping flow of the user, also provides convenience for management of managerial personnel of the unmanned vending machine, and improves the user experience.

Description

Unmanned vending machine

This application is based on a Chinese patent application with application number 201810964707.2.

Technical field

The present application belongs to the technical field of vending machines, and particularly relates to an unmanned vending machine.

Background technique

Material circulation is the most basic element of human society. The retail industry or an open related industry that sells directly to consumers (hereinafter referred to as the retail industry or retail enterprises) as an important means of material circulation requires the employment of a large number of cashiers to achieve the purchase and sale of goods. The shopping items are counted one by one. After the statistics are completed, the payment is completed with the consumer.

The automatic vending container solves the shortcomings of manual statistics and manual settlement in the retail industry. It is a consumer-oriented unmanned sales and automatic settlement sales method. Through the selection of the user, the types and total value of the products selected by the user can be counted for the user to settle and complete the payment process. However, the current vending container can only perform automatic settlement according to the user's selection, and cannot accurately identify the user's shopping behavior and the obtained in the open retail shopping environment, thereby achieving settlement.

In short, in the existing open shopping environment, manual inspection, statistics and total price calculation of the products purchased by consumers can only be performed manually, which consumes a lot of labor costs, has long settlement time, low efficiency and accuracy. Poor and the user experience is poor.

Application content

Based on the above problems, the main purpose of this application is to provide an unmanned vending machine to solve the defects and deficiencies in the prior art.

In order to solve the above problems, this application provides an unmanned vending machine, including: a cabinet, a cabinet door, a shelf, and a central control device;

The shelf and the central control device are both located in the cabinet; the cabinet door is connected to the cabinet;

The shelf is provided with a gravity sensor;

An image acquisition device is arranged in the unmanned vending machine;

The central control device includes a processing unit, a communication unit and a power supply unit that are both electrically connected to the processing unit; the gravity sensor and the image acquisition device are electrically connected to the processing unit;

The power supply unit is configured to supply power to the unmanned vending machine;

The communication unit is configured to perform data communication with a user terminal or the cloud;

The processing unit is configured to: after a weight change occurs on a target product on the shelf, and trigger a weight change signal returned by the gravity sensor, the processing unit controls the image acquisition device to perform an operation in the unmanned vending machine. Image collection, in order to identify the type and quantity of the target product that the user has picked up or returned.

Preferably, the shelf includes a plurality of merchandise display areas with partition boards;

A corresponding gravity sensor is provided in each said product display area;

A plurality of the image acquisition devices are provided in the unmanned vending machine, and at least one image acquisition device can acquire an image of the commodity display area;

A weight change of a target product in a product display area on the shelf triggers a gravity sensor corresponding to the product display area to generate a weight change signal, and the processing unit controls the after receiving the weight change signal The image acquisition device corresponding to the commodity display area performs image acquisition on the commodity display area.

Preferably, each of the product display areas of the shelf is provided with a corresponding LED indicator for indicating the product display area according to the recognition result of the image in the product display area collected by the image acquisition device. The products are placed in the correct position.

Preferably, the unmanned vending machine further comprises a user portrait collection device provided on the upper end of the cabinet;

The user portrait collecting device is configured to collect a facial image of a user, so as to identify the facial image and confirm the identity of the user.

Preferably, the cabinet includes a display screen;

The display screen is electrically connected to the processing unit;

The display screen is used to display advertisement information, product information selected by a user, and payment information.

Preferably, the cabinet is provided with an infrared sensor;

The infrared sensor is electrically connected to the processing unit, and is configured to detect whether a user exists in a preset shopping area of the unmanned vending machine;

If the user enters the preset shopping area, the infrared sensor is triggered to generate a shopping area entry instruction and send it to the processing unit, and the processing unit controls to turn on the display screen on the cabinet to Display advertisement information corresponding to the user.

Preferably, the unmanned vending machine further includes a QR code reader;

The QR code reader is electrically connected to the processing unit and is used to read a user identification code and a payment scan.

Preferably, the cabinet includes an LED lighting lamp provided in the cabinet;

The LED lighting lamp is electrically connected to the processing unit;

The central control device further includes a light sensor;

The LED lighting is used when the cabinet door is not closed, and when the current time is determined to be a preset night time period according to the system time, or when the current light is determined to be insufficient according to the light sensor, the central control The processing unit of the device controls the LED lighting lamp to be turned on, so as to provide a light source for a user shopping or image acquisition of the image acquisition device.

Preferably, the unmanned vending machine further includes a door lock sensor provided on the cabinet door;

The door lock sensor is electrically connected to the processing unit;

The door lock sensor is used to sense the opening or closing of the cabinet door of the unmanned vending machine;

When the cabinet door is opened, the door lock sensor is triggered to generate a cabinet door open instruction and sends it to the processing unit to prompt the processing unit to wake up the sleeping gravity in the unmanned vending machine Sensors, image acquisition equipment and communication units;

When the cabinet door is closed, the door lock sensor is triggered to generate a cabinet door closing instruction and sends it to the processing unit, and the processing unit controls the image acquisition device to collect the image according to the cabinet door closing instruction. The product display images on the shelf are described, and the product selected by the user is identified and identified, and a shopping list is generated, so that payment information is generated for payment settlement based on the shopping list.

The application provides an unmanned vending machine, including: a cabinet body, a cabinet door, a shelf, and a central control device; the shelf and the central control device are all located in the cabinet body; the cabinet door and the cabinet The rack is provided with a gravity sensor; the unmanned vending machine is provided with an image acquisition device; the central control device includes a processing unit, and a communication unit and a power supply unit that are electrically connected to the processing unit The gravity sensor and the image acquisition device are both electrically connected to the processing unit; the power supply unit is used to supply power to the unmanned vending machine; the communication unit is used to communicate with a user terminal or the cloud Perform data communication; the processing unit is configured to: after a weight change occurs on a target product on the shelf, and trigger a weight change signal returned by the gravity sensor, the processing unit controls the image acquisition device for the unmanned Image collection is performed in the vending machine to facilitate identification of the variety and quantity of the target product that the user has picked up or returned. According to the present application, the weight change of the internal goods is sensed by the gravity sensor of the shelf in the cabinet, and the image acquisition device is controlled to perform image collection on the inside according to the weight change, so as to identify the goods taken by the user or returned goods. This application realizes that in an open shopping environment, a gravity sensor is used to sense the change of goods, and an image acquisition device is combined with image recognition technology to identify the goods that the user has picked up or put back, thereby greatly improving the user's Product shopping efficiency in the shopping environment provides convenience for the user's shopping process, and also facilitates the management of the unmanned vending machine management personnel, and improves the user experience.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of an unmanned vending machine in the first embodiment of the present application;

2 is a schematic structural diagram of an unmanned vending machine in a second embodiment of the present application;

3 is a schematic structural diagram of an unmanned vending machine in a third embodiment of the present application;

4 is a schematic structural diagram of an unmanned vending machine in a fourth embodiment of the present application;

FIG. 5 is a schematic structural diagram of an unmanned vending machine in a fifth embodiment of the present application.

Reference signs:

名称name	编号Numbering	名称name	编号Numbering
无人自动售货机 Unmanned vending machine	11	中控装置 Central control device	1414
柜体 Cabinet	1111	处理单元 Processing unit	141141
显示屏Display	111111	通信单元 Communication unit	142142
红外传感器 Infrared sensor	112112	供电单元 Power supply unit	143143
LED照明灯 LED Lighting	113113	光传感器 Light sensor	144144
柜门 Cabinet door	1212	图像采集装置 Image acquisition device	1515

货架 Shelf	1313	用户人像采集装置User portrait acquisition device	1616
重力传感器 Gravity sensor	131131	QR读码器 QR code reader	1717
商品陈列区 Commodity display area	132132	门锁感应器 Door lock sensor	1818
LED指示灯 LED indicator	133133	Zh	Zh

The implementation, functional features and advantages of the purpose of this application will be further described with reference to the embodiments and the drawings.

detailed description

The embodiments of the present application are described in detail below, in which the same or similar reference numerals indicate the same or similar elements or elements having the same or similar functions.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as “first” and “second” may explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality" is two or more, unless specifically defined otherwise.

In this application, the terms "installation," "connected," "connected," and "fixed" should be broadly understood unless otherwise specified and limited. For example, they can be fixed connections or removable connections. , Or integrated; it can be mechanical or electrical connection; it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal connection of the two elements or the interaction between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

It should be understood that the specific embodiments described herein are only used to explain the application, and are not used to limit the application.

Example 1:

Referring to FIG. 1, this embodiment provides an unmanned vending machine 1 including: a cabinet 11, a cabinet door 12, a shelf 13, and a central control device 14;

The shelf 13 and the central control device 14 are all disposed in the cabinet 11; the cabinet door 12 is connected to the cabinet 11;

The shelf 13 is provided with a gravity sensor 131;

An image acquisition device 15 is provided in the unmanned vending machine 1;

The central control device 14 includes a processing unit 141, and a communication unit 142 and a power supply unit 143 which are both electrically connected to the processing unit 141; the gravity sensor 131 and the image acquisition device 15 are both connected to the processing unit 141 Electrical connection

The power supply unit 143 is configured to supply power to the unmanned vending machine 1;

The communication unit 142 is configured to perform data communication with a user terminal or the cloud;

The processing unit 141 is configured to trigger a weight change signal returned by the gravity sensor 131 when a weight change occurs on a target product on the shelf 13, and the processing unit 141 controls the image acquisition device 15 to Image collection is performed in the personal vending machine to facilitate identification of the variety and quantity of the target product that the user has picked up or returned.

As described above, the method provided in this embodiment is applied to a vending machine or an vending scene with an open shopping environment, for example, in an open vending machine, after opening the cabinet door 12, the user can enter it to perform Optional products, settlement after closing cabinet door 12.

As mentioned above, the gravity sensor 131 is based on the principle of the piezoelectric effect, using an elastic sensor to make a cantilever displacement device, and an energy storage spring made of an elastic sensor to drive electrical contacts to complete the change from gravity to electrical signals. Conversion.

As described above, a receiving board may be provided corresponding to the gravity sensor 131, and the target product is provided on the receiving board. The receiving board is electrically connected to the gravity sensor 131. When the product on the receiving board is returned, it will be returned through the receiving board. When touched, the gravity sensor 131 is triggered to generate a weight change signal.

As described above, the central control device 14 includes a processing unit 141, and the processing unit 141 may be a central processing unit.

The power supply unit 143 may be an AC power source, and may also have a UPS with an uninterrupted current, to prevent users who are shopping when the power is off, and cannot cause a loss.

As described above, the communication unit 142 may be a wireless network module, such as a wireless network card, or a wired port, and is connected to the network through a switch. In this embodiment, there may be a plurality of unmanned vending machines 1. Each unmanned vending machine 1 is connected to the cloud server through the communication unit 142, and the cloud server acquires or accepts in real time the data returned by the unmanned vending machine 1. Data, real-time update the account data corresponding to the user.

As described above, the image acquisition device 15 may be a camera for acquiring images of commodities in the shelf 13 in the cabinet 11.

As described above, the image acquisition device 15 may be disposed at a position in the cabinet 11 where the shelf 13 can perform image acquisition, for example, it may be disposed at the upper end of the shelf 13 in the cabinet 11.

In the present application, the weight sensor 131 of the shelf 13 in the cabinet 11 senses the weight change of the internal products, and further controls the image acquisition device 15 to perform image collection on the inside according to the weight change, so as to identify the product that the user picked up or returned. . This application realizes that in an open shopping environment, the gravity sensor 131 is used to sense the change of the product, and the image acquisition device is combined with the image recognition technology to identify the product retrieved or put back by the user, thereby greatly improving the user's The efficiency of product shopping in a shopping environment provides convenience for the user's shopping process, and also facilitates the management of the management of the unmanned vending machine 1, and improves the user experience.

Example 2:

Referring to FIG. 2, based on the above embodiment 1, this embodiment provides an unmanned vending machine 1, wherein the shelf 13 includes a plurality of commodity display areas 132 having a partition plate;

Each of the commodity display areas 132 is provided with a corresponding gravity sensor 131;

The unmanned vending machine 1 is provided with a plurality of the image acquisition devices 15, and at least one image acquisition device 15 can acquire images of the commodity display area 132;

The target product weight in the product display area 132 on the shelf 13 changes, triggering the gravity sensor 131 corresponding to the product display area 132 to generate a weight change signal, and the processing unit 141 receives the weight change signal Then, the image acquisition device 15 corresponding to the product display area 132 is controlled to perform image collection in the product display area 132.

As mentioned above, the product display area 132 is an area where products are classified according to specifications and varieties. For example, there are containers in the shopping warehouse, and each container is provided with a plurality of separated cells. To place a product that is different from other products, each cell is a product display area 132.

As mentioned above, each commodity display area 132 is correspondingly provided with a gravity sensor 131, and also correspondingly has an image acquisition device 15 that can perform image acquisition on the commodity display area 132.

Real-time detection is performed by each gravity sensor 131. When a product in a product display area 132 is taken out of the area or re-placed in the area, the gravity sensor 131 is triggered to generate a weight change signal. The processing unit 141 After receiving the signal, according to the signal, the corresponding product display area 132 is used to determine the signal from the product display area 132, and it can be determined that a pickup or return operation has occurred in the area, and then control the image acquisition device corresponding to the area for image acquisition 15. That is, the camera collects images of the product display area 132. Specifically, an image can be collected as a comparison image before the user takes or returns the product, and then an identification image is collected after the user removes or returns the product. The identification image and the comparison image are compared to confirm the product picked by the user.

Further, each of the commodity display areas 132 of the shelf 13 is provided with a corresponding LED indicator 133 for indicating based on the recognition result of the image in the commodity display area 132 collected by the image acquisition device 15. Whether the position of the products in the product display area 132 is correct.

As mentioned above, the LED indicator 133 is an LED lamp for reminding and indicating. Specifically, one or more corresponding LED lamps may be provided in each product display area 132, that is, each cell. The LED indicator 133 may be a single-color LED or a variable-color LED. Through color change, strobe, or lighting, the user may be prompted to pick up the product at the position of the LED indicator 133.

For example, an LED indicator 133 is set corresponding to each preset product placement area, and when the user places the returned product, the LED indicator 133 of the correct preset product placement area can be illuminated. In this embodiment, after the error prompt is played through the voice module, the LED indicator 133 corresponding to the correct product placement area may be turned on, or the color of the indicator may be changed, or a strobe prompt may be performed to prompt the user to indicate the The returned product is placed in the preset product placement area corresponding to the LED indicator 133. Image recognition technology is used to identify the continuous shooting shopping images of the user's shopping action, so as to determine whether the user is performing a return operation, and through image recognition, to determine whether the location of the user's returned goods is correct and whether it is the original A product placement area is set. If it is not, a prompt is provided through a voice module, and an LED indicator 133 corresponding to the preset product placement area is used to remind the user to place the returned product in the correct position. The intelligent monitoring of the placement of goods provides convenience for users in shopping and prevents situations where users' random placement of goods affects the shopping process of other users.

Further, the unmanned vending machine 1 further includes a user portrait collection device 16 provided on the upper end of the cabinet 11;

The user portrait collecting device 16 is configured to collect a facial image of a user, so as to identify the facial image and confirm the identity of the user.

As described above, the user portrait collecting device 16 is configured to perform image recognition on the user, so as to achieve the purpose of logging in the account of the user. The user portrait acquisition device 16 can collect facial images of the user or the entire body of the user, locate the facial contours, take screenshots of the faces, and then extract facial features, and then use a pre-trained neural network model to extract the extracted facial features. Facial features are identified. If the user is identified as a billion registered user, the authentication process is passed. If the user's information is not identified, the authentication process can be entered to prompt the new user to register.

Example 3:

Referring to FIG. 3, based on the above embodiment, this embodiment provides an unmanned vending machine 11, wherein the cabinet 11 includes a display screen 111;

The display screen 111 is electrically connected to the processing unit 141;

The display screen 111 is configured to display advertisement information, product information selected by a user, and payment information.

Further, the cabinet 11 is provided with an infrared sensor 112;

The infrared sensor 112 is electrically connected to the processing unit 141 and configured to detect whether a user exists in a preset shopping area of the unmanned vending machine 1;

If the user enters the preset shopping area, the infrared sensor 112 is triggered to generate a shopping area entry instruction and send it to the processing unit 141, and the processing unit 141 controls the opening of the cabinet 11 The display screen 111 displays advertisement information corresponding to the user.

As described above, the display screen 111 is also commonly referred to as a monitor. The display is an I / O device belonging to a computer, that is, an input / output device. It is a display tool that displays a certain electronic file on the screen through a specific transmission device and then reflects it to the human eye.

As mentioned above, the preset shopping area is a preset sensing range based on the infrared sensor 112. For example, the preset shopping area may be an area within a radius of 2.5m from the unmanned vending machine 1. The infrared sensor 112 may be disposed on the cabinet 11 or on the lower end of the cabinet 11 to detect whether a user enters a preset shopping area.

When the user enters the area, the relevant prompt information is sent through the infrared sensor 112.

Further, when the “if the user enters the preset shopping area, triggering the infrared sensor 112 to generate a shopping area entry instruction and send it to the processing unit 141, the processing unit 141 controls to turn on the After the display screen 111 on the cabinet 11 displays advertisement information corresponding to the user, the method may further include identifying the user through the user portrait collection device 16 to obtain a user information; the user information may be pre-stored in the cloud The user information corresponding to the user may also be user information obtained in real time through image recognition technology. For example, the user information may include the user's age, gender, dress style, hairstyle, hair color, and even mood, eyes and many more. According to the user information, in the preset advertisement data, an advertisement corresponding to the user information is generated and played through the display screen 111, thereby implementing personalized advertisement playback that varies from person to person.

Example 4:

Referring to FIG. 4, based on the foregoing embodiment 1, this embodiment provides an unmanned vending machine 1, wherein the unmanned vending machine 1 further includes a QR code reader 17;

The QR code reader 17 is electrically connected to the processing unit 141 for reading a user identification code and a payment scan.

Further, the cabinet 11 includes an LED lighting lamp 113 provided in the cabinet 11;

The LED lighting lamp 113 is electrically connected to the processing unit 141;

The central control device 14 further includes a light sensor 144;

The LED lighting lamp 113 is used when the cabinet door 12 is not closed and the current time is determined to be a preset night time period according to the system time, or when the current light is determined to be insufficient according to the light sensor 144, The processing unit 141 of the central control device 14 controls the LED lighting lamp 113 to be turned on, so as to provide a light source for a user's shopping or image capture by the image capture device.

Above, it should be noted that QR QR code is a matrix QR code symbol applied and started to be used by Denso Wave, a Japanese Toyota subsidiary, in 1994. The QR code not only has a large information capacity, high reliability, and low cost, but also can display a variety of text information such as Chinese characters and images. It has strong security and anti-counterfeiting and is very convenient to use. Therefore, it quickly gained popularity in Japan and South Korea, and later, it was also widely used in European and American countries. The QR code reader 17 is a device for reading a QR two-dimensional code. The QR two-dimensional code and the QR code reader 17 provide great convenience for the user's shopping payment.

As mentioned above, the light sensor 144 is a sensing device mainly composed of light-sensitive elements, which are mainly divided into four types: ambient light sensor 144, infrared light sensor 144, sunlight sensor 144, and ultraviolet light sensor 144. It is mainly used to change body electronics applications. And smart lighting systems. Modern electrical measurement technology is becoming more and more mature. Due to its advantages such as high accuracy and easy microcomputer connection for automatic real-time processing, it has been widely used in the measurement of electrical and non-electrical quantities. However, the electrical measurement method is susceptible to interference. In the AC measurement, the frequency response is not wide enough and there are certain requirements on the withstand voltage and insulation. Today, the rapid development of laser technology has been able to solve the above problems.

As described above, in this embodiment, the light sensor 144 is used to sense a change in light. For example, the light at night is very different from the light during the day. When the time reaches night, the current light condition can be detected by the light sensor 144 in real time, so as to determine whether the current time zone is at night.

When shopping, the user needs to open the cabinet door 12 to purchase different products, and the light at different times will be very different. Different light exposure conditions will greatly affect the user's shopping and image acquisition. , The user experience is not good, and the image recognition interference is large.

In this embodiment, when the user does not close the cabinet door 12 while the user is still shopping, the light sensor 144 senses a change in light, or determines whether the current time period is a preset night time period based on the system time, for example, 19:00 pm- At 5:00 am, the processing unit 141 is used to control the LED lighting 113 to turn on and illuminate the interior of the cabinet 11, so that according to the user's shopping situation, according to the current time range, the LED lighting 113 is automatically turned on in weak light. Illumination at the time of the user improves the user experience, provides convenience for users to shop, and maintains better light when the user is shopping, and provides a better light source environment for the image collection and identification of the products taken by the user.

Example 5:

Referring to FIG. 5, based on Embodiment 1 described above, this embodiment provides an unmanned vending machine 1 that further includes a door lock sensor 18 provided on the cabinet door 12;

The door lock sensor 18 is electrically connected to the processing unit 141;

The door lock sensor 18 is configured to sense the opening or closing of the cabinet door 12 of the unmanned vending machine 1;

When the cabinet door 12 is opened, the door lock sensor 18 is triggered to generate a cabinet door 12 opening instruction and sends it to the processing unit 141 to prompt the processing unit 141 to wake up the unmanned vending machine. A dormant gravity sensor 131, an image acquisition device, and a communication unit 142 in 1;

When the cabinet door 12 is closed, the door lock sensor 18 is triggered to generate a cabinet door 12 closing instruction and sends it to the processing unit 141, and the processing unit 141 controls the office according to the cabinet door 12 closing instruction. The image acquisition device 15 collects a product display image in the shelf 13 and identifies and determines a product selected by a user to generate a shopping list, so as to generate payment information and perform payment settlement according to the shopping list.

As mentioned above, the door lock sensor 18 is a sensor for sensing the opening and closing of the cabinet door 12. The opening and closing of the cabinet door 12 can be realized by the user through manual opening and closing operations of the cabinet door 12, and can also be generated according to the image recognition or the instruction of the sensor to automatically switch the cabinet door 12.

As described above, after the cabinet door 12 is opened and closed, the wake-up or hibernation of the internal electronic components is controlled by the processing unit 141, respectively, so as to facilitate further shopping or settlement. Wherein, after the cabinet door 12 is opened, image acquisition equipment can be used to collect images of different commodity display areas 132 in the cabinet door 12 to obtain a control image. In addition, after the cabinet door 12 is closed, image acquisition is performed on each product display area 132 through an image acquisition device to obtain a product change display image, and the image is compared with a control image to determine the user's removal or replacement. The variety and quantity of the product, and then generate a list, and then settle according to the list. Through the door lock sensor 18, it is possible to determine in real time whether the user is shopping or whether to end the shopping, thereby real-time grasping the user's current status in an open shopping environment, providing convenience for the user's shopping process and improving the user Experience.

In addition, a temperature sensor may be provided in the cabinet 11 to sense the current ambient temperature;

An air conditioner is provided in the cabinet 11; the air conditioner includes an air compressor, a cooling liquid circulation device, an oil heater heating sheet, a cold air blowing device and a warm air blowing device;

The air compressor, cooling liquid circulation device, and cold wind blowing device are electrically connected in sequence;

Electrical connection of oil heater heating sheet and warm air blowing device;

When the user opens the cabinet door 12, the temperature sensor obtains the current temperature value and compares it with the preset temperature range. If the current temperature value reaches the preset temperature range, the air conditioner is turned on to cool or warm the cabinet 11 ;

In addition, the user's body position can be collected in real time by the user's portrait acquisition device 16, and the blowing direction of the cold air blowing device or warm air blowing device can be adjusted according to the body position, so as to keep the user's position cool or warm. Therefore, the temperature is maintained, the user experience is greatly improved, and the user's shopping process is facilitated, so that the user can minimize the influence of external weather and temperature when shopping, and maintain a more suitable temperature.

Claims

An unmanned vending machine characterized by comprising a cabinet, a cabinet door, a shelf and a central control device;

The shelf and the central control device are both located in the cabinet; the cabinet door is connected to the cabinet;

The shelf is provided with a gravity sensor;

An image acquisition device is arranged in the unmanned vending machine;

The central control device includes a processing unit, a communication unit and a power supply unit that are both electrically connected to the processing unit; the gravity sensor and the image acquisition device are electrically connected to the processing unit;

The power supply unit is configured to supply power to the unmanned vending machine;

The communication unit is configured to perform data communication with a user terminal or the cloud;

The processing unit is configured to: after a weight change occurs on a target product on the shelf, and trigger a weight change signal returned by the gravity sensor, the processing unit controls the image acquisition device to perform an operation in the unmanned vending machine. Image collection, in order to identify the type and quantity of the target product that the user has picked up or returned.
The unmanned vending machine according to claim 1, wherein the shelf includes a plurality of merchandise display areas with partition boards;

A corresponding gravity sensor is provided in each said product display area;

A plurality of the image acquisition devices are provided in the unmanned vending machine, and at least one image acquisition device can acquire an image of the commodity display area;

A weight change of a target product in a product display area on the shelf triggers a gravity sensor corresponding to the product display area to generate a weight change signal, and the processing unit controls the after receiving the weight change signal The image acquisition device corresponding to the commodity display area performs image acquisition on the commodity display area.
The unmanned vending machine according to claim 1, characterized in that each of the commodity display areas of the shelf is provided with a corresponding LED indicator, and is used for displaying the commodity display area collected by the image acquisition device. The recognition result of the image inside indicates whether the position of the product placed in the product display area is correct.
The unmanned vending machine according to claim 1, wherein the unmanned vending machine further comprises a user portrait acquisition device provided at the upper end of the cabinet;

The user portrait collecting device is configured to collect a facial image of a user, so as to identify the facial image and confirm the identity of the user.
The unmanned vending machine according to claim 1, wherein the cabinet includes a display screen;

The display screen is electrically connected to the processing unit;

The display screen is used to display advertisement information, product information selected by a user, and payment information.
The unmanned vending machine according to claim 5, wherein the cabinet is provided with an infrared sensor;

The infrared sensor is electrically connected to the processing unit, and is configured to detect whether a user exists in a preset shopping area of the unmanned vending machine;

If the user enters the preset shopping area, the infrared sensor is triggered to generate a shopping area entry instruction and send it to the processing unit, and the processing unit controls to turn on the display screen on the cabinet to Display advertisement information corresponding to the user.
The unmanned vending machine according to claim 1, wherein the unmanned vending machine further comprises a QR code reader;

The QR code reader is electrically connected to the processing unit and is used to read a user identification code and a payment scan.
The unmanned vending machine according to claim 1, wherein the cabinet includes an LED lighting lamp provided in the cabinet;

The LED lighting lamp is electrically connected to the processing unit;

The central control device further includes a light sensor;

The LED lighting is used when the cabinet door is not closed, and when the current time is determined to be a preset night time period according to the system time, or when the current light is determined to be insufficient according to the light sensor, the central control The processing unit of the device controls the LED lighting lamp to be turned on, so as to provide a light source for a user shopping or image acquisition of the image acquisition device.
The unmanned vending machine according to claim 1, wherein the unmanned vending machine further comprises a door lock sensor provided on the cabinet door;

The door lock sensor is electrically connected to the processing unit;

The door lock sensor is used to sense the opening or closing of the cabinet door of the unmanned vending machine;

When the cabinet door is opened, the door lock sensor is triggered to generate a cabinet door open instruction and sends it to the processing unit to prompt the processing unit to wake up the sleeping gravity in the unmanned vending machine Sensors, image acquisition equipment and communication units;

When the cabinet door is closed, the door lock sensor is triggered to generate a cabinet door closing instruction and sends it to the processing unit, and the processing unit controls the image acquisition device to collect the image according to the cabinet door closing instruction. The product display images on the shelf are described, and the product selected by the user is identified and identified, and a shopping list is generated, so that payment information is generated for payment settlement based on the shopping list.