CN210442826U - Intelligent shopping cart - Google Patents
Intelligent shopping cart Download PDFInfo
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- CN210442826U CN210442826U CN201821890819.XU CN201821890819U CN210442826U CN 210442826 U CN210442826 U CN 210442826U CN 201821890819 U CN201821890819 U CN 201821890819U CN 210442826 U CN210442826 U CN 210442826U
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Abstract
The utility model discloses an intelligent shopping cart, which comprises a movable cart chassis and a shopping basket arranged on the cart chassis, and also comprises an intelligent screen unit, a commodity identification unit, an automatic tracking module, an automatic following module, a central processing module and a power module which are arranged on the shopping cart, wherein the central processing module is electrically connected with the commodity identification unit, the intelligent screen unit, a motor driving module and the power module; the power module is electrically connected with each unit to provide power, specifically: two cameras are arranged in front of and behind the shopping basket, and the visual lines of the cameras are aligned to the interior of the trolley; a client intelligent terminal display screen is arranged below the trolley pushing handle; an ultrasonic probe and an automatic tracking module are arranged below the chassis of the trolley, and motor driving devices are arranged on wheels of the trolley. The utility model discloses combine multinomial function in an organic whole, great improvement shopping efficiency.
Description
Technical Field
The utility model relates to an intelligence life and convenient shopping field, specifically speaking are intelligent shopping cart.
Background
Shopping has become a necessity of urban life for a long time, under the increasingly accelerated pace of life in urban areas, traditional physical shopping has some disadvantages, such as time waste due to slow checkout, the disadvantage that shopping does not know where a commodity is located, and the like, which affect the shopping experience of consumers, and meanwhile, daily shopping for people working in front-line cities also seems to be burdensome for the people.
The existing supermarket shopping improvement methods mainly comprise two methods: one is that a plurality of self-service self-help cash registers are installed in a supermarket to accelerate the cash register speed, and the mode seems to relieve the problem of slow checkout, but because people are unfamiliar with the operation of the self-help cash registers, the problem of slow checkout is promoted, and the intelligent mode has problems; the other is an intelligent shopping cart similar to the shopping cart of the utility model, the existing intelligent shopping cart in the market only realizes intelligence on autonomous settlement, and has no other more optimization; many supermarkets have proposed the mode of artifical distribution and delivery to realize convenient shopping, and the problem that such solution exists is human resource waste, the longer problem of delivery time. None of the solutions described above solves the existing supermarket shopping problems well, and a method that can solve these problems and bring a good shopping experience to the customer is clearly a social need.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a multi-functional intelligent shopping cart and develop a novel entity supermarket shopping mode based on this intelligent shopping cart. The intelligent shopping cart can realize the functions of automatically following customers, intelligently and independently driving to advance, intelligently navigating, inquiring commodity information, independently settling accounts and the like, and achieves shopping integrated service.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
the intelligent shopping cart is matched with a client terminal and comprises a Bluetooth communication module, a commodity identification unit, an interaction unit, an execution unit, a central control unit, a power module, a camera array sensor module, an image library image identification module, a tracking module, an ultrasonic obstacle avoidance module, a motor driving module and an independent storage box module.
The power module, the Bluetooth communication module, the camera array sensor module, the image library image recognition module, the tracking module, the ultrasonic obstacle avoidance module, the motor driving module and the interaction unit are all arranged on the shopping cart body;
the central control unit comprises a single chip microcomputer processor and a raspberry group, the single chip microcomputer processor is arranged in the alarm device and used for receiving data acquired by the signal acquisition unit, processing the data and then sending a control instruction to the execution unit, the single chip microcomputer adopts STM32F103ZET6, and the STM32F103ZET6 single chip microcomputer selects a C language compiling environment, so that the application range is wide, the functions are strong, and the use and development are convenient; secondly, raspberry group is a microcomputer mainboard based on ARM, SD/MicroSD card is used as memory hard disk, 1/2/4 USB interfaces and a 10/100 Ethernet interface (A type does not have net gape) are arranged around the card mainboard, keyboard, mouse and network cable can be connected, and simultaneously, the television output interface and HDMI high definition video output interface of video analog signal are provided, the above components are all integrated on a mainboard which is only slightly larger than credit card, the basic functions of all PCs are provided, and the display screen and the keyboard can be connected to execute a plurality of functions such as spreadsheet, word processing, game playing and high definition video playing.
The commodity identification unit comprises a code scanner and/or an RFID sensor and a camera, the code scanner is respectively electrically connected with the central processing module and the power supply module and is used for scanning and identifying a bar code of a commodity, and the scanned commodity transmits a signal to the central processing module through A/D conversion; the RFID sensor is electrically connected with the central processing module and the power supply module respectively, is used for sensing and identifying the RFID label and transmitting the identification information to the central processing module; the camera is electrically connected with the central processing module and the power supply module respectively and is used for collecting images of commodities, recognizing the images by combining deep learning, confirming information of the commodities placed in the shopping cart, and transmitting the identification information to the central processing module for final automatic settlement and autonomous settlement.
The interaction unit comprises an intelligent display screen, is used for user interaction operations such as commodity information inquiry, account settlement and payment, supermarket layout navigation and the like, is electrically connected with the raspberry of the control unit, and is used for data transmission.
The wireless communication unit adopts a Bluetooth module and has the functions of receiving data, sending data and positioning. The wireless communication module is arranged in the device, is electrically connected with the control unit, and is used for wirelessly communicating with the data platform, sending alarm information and position information and receiving a remote control signal; and meanwhile, the automatic tracking module is connected with the automatic tracking module to transmit the real-time position information.
The execution unit comprises a following unit and a tracking unit. The automatic tracking module comprises an obstacle avoidance unit and a motor driving unit. The obstacle avoidance unit is electrically connected with the central processing module, the power supply module and the motor driving module respectively and is used for avoiding obstacles in the automatic tracking process; the motor driving unit is electrically connected with the central processing module and the power supply module respectively. The tracking module and the ultrasonic obstacle avoidance module are electrically connected with the main control unit II and are used for processing partial image data so as to achieve the purpose of intelligent and safe travelling of the shopping cart;
the power supply module is connected with each main control unit and used for supplying power to each power utilization module;
the motor driving module is connected with the second main control unit and is used for enabling the shopping cart to stably advance;
the storage box module independently exists, is used for temporarily storing commodities and can exchange, analyze and process information with the client.
In order to better realize the utility model discloses, further, a bee calling organ has been installed additional at commodity identification module for when the commodity that detects in the car takes place the heterology condition or then actual commodity and commodity information asymmetric, user operation terminal can indicate the mistake, and the shopping cart can carry out bee calling organ automatically and warn, last the mistake and correct, the commodity is errorless in the car.
In order to better realize the utility model discloses, furtherly, wireless communication module selects NB-Iot module for carrying thing networking module, and this module collection data receiving and dispatching and be located an organic whole, and realizable function is comparatively powerful. The module sends out data through the base station and supports bidirectional communication.
In order to better realization the utility model discloses, furtherly, the realization of following the module automatically adopts the bluetooth location to utilize stable triangle to track the user, and triangle-shaped signal source adopts two kinds of modes, and the shopping cart is bound to the user's cell-phone or carries supporting signal transmitter and supermarket in the fixed signal source of installation form the triangle-shaped structure, the utility model discloses mainly adopt passive location among the bluetooth positioning system of meidi soco.
In order to better realize the utility model discloses, furtherly, independently the drive is marchd and is adopted two kinds of forms, and the special circuit is arranged for ground to the one of which, and shopping cart automatic tracking removes, and its two are based on bluetooth location or then ground punctuation location, combine automatic navigation to realize independently the drive and march.
In order to better realize the utility model discloses, furtherly, interactive unit adopts the raspberry group, satisfies the customer at the various operations of shopping cart use, can log in at the cell-phone end with little letter and operate, can realize that the shopping list is leading-in, and commodity information inquiry independently checks out the function of accounts.
For better realization the utility model discloses, furtherly, power module includes switch button, switch circuit and power supply and switch circuit and is connected with switch button, power supply, the control unit respectively, and wherein power supply is rechargeable lithium cell.
The shopping of an intelligent shopping cart comprises two modes, wherein the first mode is that a customer uses the shopping cart in a supermarket, and the specific method comprises the following steps: the customer binds the intelligent shopping cart with the bluetooth, selects the use mode (from pushing/following), or selects the mode on the intelligent screen and chooses to use supporting signal transmitter. And establishing a corresponding association relation, then selecting commodities by a customer and scanning and joining the commodities by using an intelligent shopping cart, after the commodities are determined to be correct, settling accounts of the customers on the interaction platform, paying the commodities to an exit of the supermarket, packaging and taking away the commodities, and finishing the use of the shopping cart.
The second mode is that the customer selects required commodity on corresponding APP, and the system can match the shopping cart automatically and accomplish the distribution of goods automatically, and the shopping cart automatically moves to the appointed area after the distribution of goods is accomplished and packs the delivery or then distributes to the locker.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the shopping efficiency is greatly improved by combining a plurality of functions into a whole;
(2) the current popular deep learning that commodity identification module adopted compares in current shopping cart that has independently to settle accounts, the utility model discloses possess more perfect anti-theft measures, also more advantageous than current intelligent shopping cart in the aspect of the commodity identification degree of accuracy.
(3) The wireless communication module is a narrowband Internet of things module, wherein the BC95 is selected to receive and transmit data and obtain the position information of equipment, and meanwhile, as a time-critical NB-Iot module, the NB-Iot focuses on a low power consumption wide coverage (LPWA) Internet of things (IoT) market, so that the wireless communication module is an emerging technology which can be widely applied in the global scope and is expected to adapt to the change of subsequent technologies
Drawings
Fig. 1 is a three-dimensional structure diagram of an intelligent shopping cart according to an embodiment of the present invention.
FIG. 2 is a block diagram of the intelligent shopping cart of FIG. 1.
FIG. 3 is a block diagram of a subdivision of the intelligent shopping cart of FIG. 1.
Fig. 4 is a flow chart of the embodiment in practical use.
Detailed Description
In order to illustrate the present invention more clearly, the technical solution of the present invention will be described in detail below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Please refer to the figure, fig. 1 shows a schematic view of a three-dimensional structure of an intelligent shopping cart according to an embodiment of the present invention, which comprises a camera, a display screen, an ultrasonic device, a tracking device, and a motor driving device on a shopping cart body. As shown in fig. 2: the embodiment comprises a Bluetooth communication module, a sampling unit, a control unit, an execution unit, a power module and an independent storage box module.
The embodiment of the utility model provides an intelligent shopping cart and temporary storage system, including the bluetooth communication device arranged on the shopping cart body, can realize the matching information exchange with the client; the shopping cart is characterized by further comprising a motor drive connected with the shopping cart master control unit, and the motor drive controls the shopping cart to move forward by measuring the distance between a user and the cart body so as to lead the user to keep a relatively safe preset distance range with the cart body.
In order to further optimize the technical scheme, in the technical preference of the embodiment, three bluetooth modules with broadcasting functions are arranged on the shopping cart body for packaging, then the three bluetooth modules are communicated with the control chip and the user mobile equipment or the positioning device, and the user and the cart body are positioned through a vector algorithm for orientation tracking; the positioning method used is XYZ three-point positioning in spatial axes.
In the technical scheme provided by the embodiment, the functions of displaying the price and calculating the total price of the articles in the vehicle through scanning the bar code are further added; it should be noted here that the calculation of the total price requires the accumulation of the total price of all the purchased articles in the current cart, so it is necessary to determine whether the articles enter the shopping cart, after passing through the article sensor and the bar code scanner of the article basket, it is preferable to further set a weight sensor response, that is, when the weight in the cart is increased by weight sensing, it is determined that the articles are put into the cart, when the articles are taken out, the weight sensing assistance is also required, and the bar code is scanned to delete the articles from the menu. The design is mainly used for reducing the time for the user to check out and optimizing the shopping experience.
In the technical scheme provided by the embodiment, a plurality of camera devices are further added; it should be noted here that the part of the cameras is mainly used for collecting the image-text information corresponding to the image recognition.
In order to further optimize the above technical solution, in the technical preference of the above embodiment, an image recognition function is provided; in the function, after the camera acquires an image sample of a supermarket commodity, the image is uploaded to an API for image recognition through a code in a network connection environment, a return value of the commodity type is obtained, and data is transmitted to the back end to calculate the commodity price.
In the technical scheme provided by the embodiment, a control module which takes a single chip microcomputer as a control core is further arranged; it should be noted here that, because the compiling environment of the STM32F103ZET6 single chip microcomputer selecting the C language is wide in application range and powerful in function, in this embodiment, the STM32F103ZET6 single chip microcomputer is adopted as the control core of the whole shopping cart system.
In the technical scheme provided by the embodiment, an intelligent tracking system is further arranged; the function is to identify a dark line preset on the ground by using a camera and regulate and control a steering engine, and on the basis, the middle center line is aligned, so that the vehicle body does not deviate from the route to achieve the tracking purpose.
In order to further optimize the above technical solution, it is preferable in the above embodiment that a camera connected to the tracking control unit is additionally disposed at the bottom of the shopping cart to assist in implementing the tracking function.
In order to further optimize the technical scheme, in the technical aspect of the embodiment, an ultrasonic obstacle avoidance device is preferably additionally arranged; the ultrasonic obstacle avoidance is to measure the distance from the obstacle by sending and receiving through a device, mainly using the timing and counter of a single chip microcomputer, and calculating the distance s from a transmitting point to the obstacle according to the time t recorded by the timer by the propagation speed of the ultrasonic wave in the air being 340m/s, namely s being 340 × t/2; here, in the design of the ranging counter circuit, a correlation counting method is adopted, and the main principle is as follows: during measurement, the singlechip system firstly provides a pulse signal for the transmitting circuit, and the singlechip counter is in a waiting state and does not count; when the signal is transmitted for a period of time, the singlechip sends a signal to enable the system to close the transmission signal, and the counter starts counting to realize the synchronization in the initial period; when the last pulse of the received signal arrives, the counter stops counting, and then the measured data is compared with preset data to judge whether the traveling direction of the shopping cart body is changed.
The previous description of all disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Further modifications to these embodiments will be readily apparent to those skilled in the art, and the generic and specific embodiments defined herein may be practiced in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides an intelligent shopping cart, includes mobilizable dolly chassis and installs the shopping basket on the dolly chassis, its characterized in that: the shopping cart further comprises an intelligent screen unit, a commodity identification unit, an automatic tracking module, an automatic following module, a central processing module and a power supply module which are arranged on the shopping cart, wherein the central processing module is electrically connected with the commodity identification unit, the intelligent screen unit, the motor driving module and the power supply module; the power module is electrically connected with each unit to provide power, specifically:
two cameras are arranged in front of and behind the shopping basket, and the visual lines of the cameras are aligned to the interior of the trolley; a client intelligent terminal display screen is arranged below the trolley pushing handle; an ultrasonic probe and an automatic tracking module are arranged below the chassis of the trolley, and motor driving devices are arranged on wheels of the trolley.
2. The intelligent shopping cart as claimed in claim 1, wherein: the commodity identification unit also comprises a code scanner and/or an RFID sensor;
the code scanner is electrically connected with the central processing module and the power supply module respectively;
and the RFID sensor is electrically connected with the central processing module and the power supply module respectively.
3. The intelligent shopping cart as claimed in claim 1, wherein: the commodity identification unit is connected with a buzzer.
4. The intelligent shopping cart of claim 1, wherein the automatic tracking module and the automatic following module each comprise an obstacle avoidance unit, a motor drive unit, and a route identification unit;
the obstacle avoidance unit is electrically connected with the central processing module, the power supply module and the motor driving module respectively, and mainly adopts ultrasonic obstacle avoidance and is also used as an infrared obstacle avoidance;
the ultrasonic obstacle avoidance range is 40 cm-60 cm;
the motor driving unit is electrically connected with the central processing module and the power supply module respectively;
the route identification unit comprises a tracking identification module and a supermarket layout route module.
5. The intelligent shopping cart as claimed in claim 1, wherein: the automatic following module comprises a Bluetooth communication unit and a distance measuring unit;
the Bluetooth communication unit is respectively electrically connected with the central processing module and the power supply module and adopts the RSSI positioning technology based on Bluetooth;
the distance measuring unit is electrically connected with the central processing module and the power supply module respectively and adopts ultrasonic distance measurement.
6. The intelligent shopping cart as claimed in claim 5, wherein: the Bluetooth communication unit is electrically connected with the central processing module and the power module respectively.
7. The intelligent shopping cart as claimed in claim 1, wherein: the client intelligent terminal is an intelligent operation screen on the shopping cart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821890819.XU CN210442826U (en) | 2018-11-16 | 2018-11-16 | Intelligent shopping cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821890819.XU CN210442826U (en) | 2018-11-16 | 2018-11-16 | Intelligent shopping cart |
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| Publication Number | Publication Date |
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| CN210442826U true CN210442826U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821890819.XU Expired - Fee Related CN210442826U (en) | 2018-11-16 | 2018-11-16 | Intelligent shopping cart |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111612992A (en) * | 2020-05-22 | 2020-09-01 | 绍兴全辉智能科技有限公司 | Intelligent human-computer interaction guiding shopping cart |
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2018
- 2018-11-16 CN CN201821890819.XU patent/CN210442826U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111612992A (en) * | 2020-05-22 | 2020-09-01 | 绍兴全辉智能科技有限公司 | Intelligent human-computer interaction guiding shopping cart |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200501 Termination date: 20201116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |