CN207790735U

CN207790735U - A kind of intelligent shopping trolley for megastore

Info

Publication number: CN207790735U
Application number: CN201720290134.0U
Authority: CN
Inventors: 郑少静
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-03-23
Filing date: 2017-03-23
Publication date: 2018-08-31
Anticipated expiration: 2027-03-23

Abstract

The utility model discloses the intelligent shopping trolleys for megastore, the intelligent shopping trolley includes shopping cart ontology and intelligence control system, the shopping cart ontology includes basket and handrail, the intelligence control system includes power module, indoor positioning module, intelligence follows module, human-computer interaction module and bar code and two-dimensional code scanning and payment module.The utility model is not only able to allow customer according to the corresponding merchandise news of commodity acquisition for oneself needing the desired purchase of input and corresponding commodity is accurately positioned, bar code scan can also be carried out to all goods informations bought and carry out Quick Response Code payment, greatly reduce the trouble that the super more people in megastore are lined up payment, the burden in market is also mitigated simultaneously, in addition the utility model can also automatic tracing carry out the customer of mobile phone two-dimension code scanning before this, it does shopping without customer oneself cart, substantially reduce the workload of customer, it is time saving, laborsaving and save worry.

Description

A kind of intelligent shopping trolley for megastore

Technical field

The utility model belongs to shopping cart technique field, more particularly to a kind of intelligent shopping trolley for megastore.

Background technology

With the development of society, supermarket has become a part for people's daily life.Type of goods in supermarket is numerous It is more, people can be bought in supermarket it is arbitrary needed for commodity, however type of merchandize increases to people's free choice of goods band one Fixed influence, people may take much time on finding commodity；Simultaneously in Supermarket account-settling, customer is often in cashier Preceding long-time is waited in line, to cause to delay checkout and time waste；In addition, when purchase commodity are more, people push purchase Object vehicle is found commodity and is also resulted in physical waste, the especially customer of the elderly or carrying children baby back and forth, pushes purchase Object vehicle is extremely inconvenient.While constantly increase with current supermarket's scale, also inconvenience is brought to consumer and Supermarket management. For example, there is supermarket's area very big, sales force's limited amount, consumer can not find the commodity to be chosen, can not understand in time The specifying information of commodity.For consumer in clearing, clearing outlet is limited, often to arrange very long troop.It can be tied in this way to supermarket Calculation brings huge pressure, meanwhile, consumer not only wastes the plenty of time, or even can also abandon some food chosen, This also brings huge economic loss to supermarket.

It in existing technology, goes to solve the above problems by smart shopper means, however, existing supermarket shopping car exists Following disadvantage：(1) function is too single, is only capable of realizing that loading commodity, the function of convenience in transport are unable to needed for the acquisition of hommization The information of commodity and position；(2) not smart enough, it can not achieve and the intelligence of customer is followed；(3) traditional cash register mode is too Complexity is easy error, waste of manpower resource.

Utility model content

The purpose of the utility model is to overcome the defects of the prior art, provide a kind of smart shopper for megastore Vehicle, the intelligent shopping trolley further include intelligent control module, and the shopping cart ontology includes basket and handrail, the intelligence control Molding block includes power module, indoor positioning module, intelligently follow module, human-computer interaction module and bar code and two-dimensional code scanning and Payment module, wireless communication module.

The intelligent control module is the intelligence control system based on Arduino, is added on the basis of ordinary shopping cart A set of electronic equipment has been filled, one piece of USART HMI serial ports screen is placed in front of shopping cart pushing hands, screen is integrated with ARM7 cores Piece, master control borad use 2560 control panels of Arduino Mega.The Arduino Mega 2560 are the core using USB interface Heart circuit board has the output input of 54 bit digitals, is suitble to the design of a large amount of I/O interfaces.Processor core Arduino Mega 2560, while there are 54 railway digital I/O ports, 16 tunnel simulation inputs, 4 tunnel UART interfaces, a 16MHz crystal oscillation Device, a USB port, a power outlet, an ICSP header and a reset button.Have on plate and supports a master control borad All resources.2560 master control borads of Arduino Mega mainly control steering engine and electrode, are screen, wireless communication module, nine The control centre of the data exchanges such as axis inertial sensor, UWB positioning.

It includes being mounted on shopping cart and commodity that the indoor positioning module, which uses UWB positioning systems, the positioning system, The location receivers in market specific region, location processor and market center processor is arranged in positioning label on shopping shelf, The location receivers receive the positioning label of positioning label or shopping cart on commodity purchasing frame with ultra-wideband pulse weight Recurrence send data frame, location receivers measured data frame to reach the time of receiver and be uploaded to location processor, localization process Device reaches the time difference of receiver according to positioning label data frame, the position of required commodity or shopping cart is determined, using display Screen display.

The intelligence follows module to use nine axis inertial sensors, including 3-axis acceleration sensor, three-axis gyroscope and Three axis magnetic induction sensors, the data conversion that Arduino Mega 2560 monitor itself nine axis inertial sensor are sat at the earth The lower direction of motion of mark system and acceleration are novel, as the direction of motion of itself.Nine axis inertial sensors are used to help shopping cart and build Vertical earth coordinates, allow shopping cart to perceive oneself the direction of motion and acceleration, and the movement side of personnel is followed with matching To with acceleration (by follow personnel's mobile phone obtain), to realize follow function.

The 3-axis acceleration sensor is a part for nine axis inertial sensors, and 3-axis acceleration sensor uses IIC It communicates and is powered by the power module, x, tri- direction magnetic field datas of y, z can be inquired by iic bus, then use Arduino is converted, and code is c=atan2 (y, x) * (180/3.14159265)+180, you can obtains degree of azimuth According to, then screen display is sent to by serial ports, realize guide function；3-axis acceleration sensor can also be done shopping simultaneously The motion vector of vehicle itself, to follow function to lay the foundation.

Preferably, the higher infrared distance measurement of shopping cart combination precision and the higher mobile phone 3-axis acceleration sensor of resolution The method of data back realizes that more stablizes follows technology.First, mobile phone is judged by the data of 3-axis acceleration sensor The placing attitude of oneself in the direction for judging that mobile phone itself advances, and returns to 2560 master control borads of Arduino Mega, master control The hardened range information for closing infrared distance measurement and scanning, you can judge the actions such as turn left, turn right, advance, stop.

Preferably, the WIFI module is ESP8266 technical grade wireless serial WIFI modules, cheap, can be extensive It is arranged to positioning node, by WIFI module, realizes the information exchange of 2560 master control borad and user mobile phone of Arduino Mega, It is interacted with the upper WIFI module of shopping cart by interior of mobile phone WIFI module, realizes the 3-axis acceleration sensor of interior of mobile phone It is that shopping cart is able to obtain the motion vector of customer with the revolution of gyroscope numerical value.

The human-computer interaction module uses liquid crystal touch screen, and the liquid crystal touch screen is using 5.7 inches of USART HMI strings Mouthful screen, screen is integrated with ARM7 chips, can voluntarily handle image information, screen section menu and function program with mating upper Machine is write, and screen can transmit data, while Arduino Mega by serial ports to 2560 master control borads of Arduino Mega 2560 master control borads can also send order and the data of set form by serial ports to screen, to realize human-computer interaction.Customer It can be by inputting the trade name to be inquired on the touchscreen, master control borad can be obtained from market main control centre and be inputted All up-to-date information Concurrent Displays of commodity include goods where the commodity after being accurately positioned according to UWB modules on the screen Rack position, aspect customer's further searching for and buying.In addition, customer, which selectable in the plane can also click, checks supermarket Existing bargain goods and other promotional informations etc..

The data of the bar code scanner output are sent to 2560 master controls of Arduino Mega by level shifting circuit Plate is communicated after master control borad receives the barcode value of commodity, and by wireless transmitter module with the host of supermarket, by this Barcode value is matched with the database of host storage inside, and includes in the touch by commodity price and merchandise news On screen, 2560 master control borads of Arduino Mega can generate shopping list according to the merchandise news of scanning, produce inventory Afterwards and settlement window generation Quick Response Code is popped up, the Quick Response Code includes Alipay Quick Response Code and wechat Quick Response Code, and client can root According to the autonomous selection means of payment of selection.

The beneficial aspects of the utility model are：It is full-featured, it can not only realize the autonomy-oriented navigation and shopping of customer, also The information of oneself purchased commodity can be grasped at the first time, it is not error-prone, and carry out intelligence and pay remittance, human resources are saved, more The automatic of shopping cart may be implemented to follow, save the muscle power of consumer.

Description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and detailed description, embodiment is only this reality It without having to pay creative labor, is gone back for those of ordinary skill in the art with novel one embodiment Other embodiments can be obtained with reference to the accompanying drawings, be also within the protection scope of the utility model.

Fig. 1 is structural schematic diagram of the utility model for the intelligent shopping trolley of megastore；

Fig. 2 is the hardware schematic of the utility model intelligence control system；

Fig. 3 is the principle schematic of the utility model UWB positioning systems.

Reference numeral：1- shopping cart ontologies, 2- smart shopper modules.

Specific implementation mode

As shown in Figure 1, a kind of revealed intelligent shopping trolley for megastore of the utility model, including shopping cart sheet Body 1 and intelligent control module 2, shopping cart ontology include basket and handrail.

As described in Figure 2, intelligence control system includes power module, and indoor positioning module intelligently follows module, human-computer interaction Module and bar code and two-dimensional code scanning and payment module, WIFI module.

Intelligent control module is the intelligence control system based on Arduino, is to have installed one additional on the basis of ordinary shopping cart Electronic equipment is covered, one piece of USART HMI serial ports screen is placed in front of shopping cart pushing hands, screen is integrated with ARM7 chips, main It controls plate and uses 2560 control panels of Arduino Mega.2560 master control borads of Arduino Mega mainly control steering engine and electrode, It is the control centre of the data exchanges such as screen, wireless communication module, nine axis inertial sensors, UWB positioning.

Indoor locating system uses UWB positioning systems, includes the UWB positioning on shopping cart and commodity purchasing frame UWB location receivers, UWB location processors and market center processor in market specific region, the positioning is arranged in label The positioning label that receiver receives positioning label or shopping cart on commodity purchasing frame repeats to send number with ultra-wideband pulse According to frame, location receivers measured data frame reaches the time of receiver and is uploaded to location processor, and location processor is according to fixed Position label data frame reaches the time difference of receiver, the position of required commodity or shopping cart is determined, using screen display.

As shown in figure 3, for the fundamental diagram of UWB positioning systems.

Intelligence follows module to use nine axis inertial sensors, including 3-axis acceleration sensor, three-axis gyroscope and three axis Magnetic induction sensor, the data conversion that Arduino Mega 2560 monitor itself nine axis inertial sensor is at earth coordinates The lower direction of motion and acceleration are novel, as the direction of motion of itself.Nine axis inertial sensors are used to help shopping cart and establish greatly Ground coordinate system allows shopping cart to perceive oneself the direction of motion and acceleration, with matching be followed personnel the direction of motion and Acceleration (by following personnel's mobile phone to obtain), function is followed to realize.

3-axis acceleration sensor is a part for nine axis inertial sensors, and 3-axis acceleration sensor is communicated using IIC And powered by the power module, x can be inquired by iic bus, tri- direction magnetic field datas of y, z, then with Arduino into Row conversion, code are c=atan2 (y, x) * (180/3.14159265)+180, you can obtain orientation angles data, then pass through string Mouth is sent to screen display, realizes guide function；3-axis acceleration sensor can also obtain the fortune of shopping cart itself simultaneously Moving vector, to follow function to lay the foundation.

The higher infrared distance measurement of shopping cart combination precision and the higher mobile phone 3-axis acceleration sensor data of resolution are returned The method of biography realizes that more stablizes follows technology.First, mobile phone judges oneself by the data of 3-axis acceleration sensor Placing attitude in the direction for judging that mobile phone itself advances, and returns to 2560 master control borads of Arduino Mega, and master control borad combines The range information that infrared distance measurement scans, you can judge the actions such as turn left, turn right, advance, stop.

WIFI module is ESP8266 technical grade wireless serial WIFI modules, cheap, can be arranged to positioning section on a large scale Point realizes the information exchange of 2560 master control borad and user mobile phone of Arduino Mega, passes through interior of mobile phone by WIFI module WIFI module is interacted with the upper WIFI module of shopping cart, realizes the 3-axis acceleration sensor and gyroscope numerical value of interior of mobile phone Revolution, be shopping cart be able to obtain customer motion vector.

Human-computer interaction module uses liquid crystal touch screen, liquid crystal touch screen to use 5.7 inches of USART HMI serial ports screens, screen ARM7 chips are integrated with, image information can be voluntarily handled, screen section menu and function program are write with mating host computer, screen Curtain can transmit data, while 2560 master control borads of Arduino Mega by serial ports to 2560 master control borads of Arduino Mega Order and the data that set form can be sent to screen by serial ports, to realize human-computer interaction.Customer can be by touching Touch and input the trade name to be inquired on screen, master control borad can from the inputted commodity of market main control centre acquisition it is all most New information Concurrent Display includes shelf location where the commodity after being accurately positioned according to UWB modules on the screen, and aspect cares for Visitor's further searches for and buys.In addition, customer, which selectable in the plane can also click, checks the existing special price quotient of supermarket Product and other promotional informations etc..

The data of bar code scanner output are sent to 2560 master control borads of Arduino Mega by level shifting circuit, when It after master control borad receives the barcode value of commodity, and is communicated with the host of supermarket by wireless transmitter module, by the bar shaped Code value is matched with the database of host storage inside, and commodity price and merchandise news are shown on the touchscreen, 2560 master control borads of Arduino Mega can according to the merchandise news of scanning generate shopping list, produce inventory after and pop up knot It calculates window and generates Quick Response Code, the Quick Response Code includes Alipay Quick Response Code and wechat Quick Response Code, and client can be autonomous according to selection Select the means of payment.

Claims

1. a kind of intelligent shopping trolley for megastore, including shopping cart ontology, it is characterised in that：The intelligent shopping trolley is also Including intelligent control module, the shopping cart ontology includes basket and handrail, and the intelligent control module includes power module, Indoor positioning module intelligently follows module, human-computer interaction module and bar code and two-dimensional code scanning and payment module, WIFI module.

2. the intelligent shopping trolley according to claim 1 for megastore, it is characterised in that：The intelligent control mould Block is the intelligence control system based on Arduino, and master control borad uses 2560 control panels of Arduino Mega.

3. the intelligent shopping trolley according to claim 1 for megastore, it is characterised in that：The indoor positioning mould Block use UWB positioning systems, the positioning system include be mounted on shopping cart and commodity purchasing frame on positioning label, setting exist Location receivers, location processor and the market center processor of market specific region, the location receivers receive commodity The positioning label of positioning label or shopping cart on shopping shelf repeats transmission data frame with ultra-wideband pulse, and location receivers are surveyed Amount data frame reaches the time of receiver and is uploaded to location processor, and location processor connects according to positioning label data frame arrival The time difference of device is received, the position of required commodity or shopping cart is determined, is shown using display screen.

4. the intelligent shopping trolley according to claim 1 for megastore, it is characterised in that：The intelligence follows module Using nine axis inertial sensors, including 3-axis acceleration sensor, three-axis gyroscope and three axis magnetic induction sensors, Arduino The data conversion that Mega 2560 monitors itself nine axis inertial sensor is made at the direction of motion under earth coordinates and acceleration For the direction of motion of itself；Nine axis inertial sensors are used to help shopping cart and establish earth coordinates, and shopping cart is allow to perceive The direction of motion and acceleration of oneself are followed the direction of motion and acceleration of personnel with matching, follow function to realize, institute The part that 3-axis acceleration sensor is nine axis inertial sensors is stated, 3-axis acceleration sensor is communicated using IIC and by institute Power module power supply is stated, x, tri- direction magnetic field datas of y, z can be inquired by iic bus, then turned with Arduino It changes, code is c=atan2 (y, x) * (180/3.14159265)+180, you can obtains orientation angles data, then is sent out by serial ports Screen display is given, guide function is realized；Simultaneously 3-axis acceleration sensor can also obtain the movement of shopping cart itself to Amount, to follow function to lay the foundation.

5. any one according to claim 1-4 is used for the intelligent shopping trolley of megastore, it is characterised in that：Described Human-computer interaction module uses liquid crystal touch screen, the liquid crystal touch screen to use 5.7 inches of USART HMI serial ports screens, screen integrated There are ARM7 chips, can voluntarily handle image information, screen section menu and function program are write with mating host computer, and screen can To transmit data to Arduino master control borads by serial ports, while Arduino master control borads can also be sent admittedly by serial ports to screen The order for the formula that fixes and data, to realize human-computer interaction.

6. the intelligent shopping trolley according to claim 1 for megastore, it is characterised in that：The bar code scanner The data of output are sent to Arduino master control borads by level shifting circuit, after master control borad receives the barcode value of commodity, And communicated with the host of supermarket by WIFI module, by the progress of the database of the barcode value and host storage inside Match, and commodity price and merchandise news are shown on the touchscreen, the Arduino master control borads can be according to the commodity of scanning Information generate shopping list, produce inventory after and pop up settlement window generate Quick Response Code, the Quick Response Code include Alipay two dimension Code and wechat Quick Response Code, client can be according to the autonomous selection means of payment of selection.