A kind of weighing device based on image recognition
Technical field
The utility model relates to intelligent electronic device technical fields, and in particular to a kind of weighing based on image recognition
Device.
Background technique
Existing electronic scale mostly uses greatly artificial value to keep formula, and structure mainly includes pressure sensor, small liquid crystal display
With push type numeric keypad.Mode of operation is that commodity are placed on weighing platform by operator, and the commodity number is pressed out on numeric keypad
Word coding, waits weight to stablize display, clicks printing commodity marked price.The electronic scale of artificial formula on duty needs to arrange specific people and exists
Long-term on duty by scale, and the personnel need to remember the coding and input coding of all categories, working efficiency is low, labor intensity
Greatly.Traditional electronic scale can not the type to commodity carry out identification classification, often there is type of merchandize and the case where unit price is not inconsistent.
In addition, the transaction data of each trade company can not also upload to background management platform, lead to the result of shortage of data.
Utility model content
In view of this, being provided a kind of based on image recognition the purpose of the utility model is to overcome the deficiencies in the prior art
Weighing device, with solve the problems, such as existing electronic scale trade data it is lack of standardization, without retrospect chain.
The utility model proposes a kind of weighing device based on image recognition, including weighing unit, upright bar, display device,
Pattern recognition device, ticket printing device and circuit module, weighing unit front end side are provided with key device, and weighing unit front end is another
Side is provided with ticket printing device, and bottom of upright rod is connect with weighing unit rear end, and display device is provided at the top of upright bar, and image is known
Other device is embedded in the lower end of display device, and circuit module includes power supply device, detection device, wireless communication device and processing
Device, processor respectively with power supply device, detection device, wireless communication device, display device, ticket printing device, key device
It is connected with pattern recognition device, device is connected processor with long-range market retrospect subsystem backstage by wireless communication.This reality
With novel pattern recognition device by carrying out Image Acquisition, image preprocessing, feature extraction, feature to the commodity on weighing unit
Picture sample library is compared and established to realize the automatic identification type of merchandise, and at the first time show information on the display apparatus;
After completion of transactions, transaction data and traceability code are transferred to long-range market retrospect subsystem backstage by processor, ensure that friendship
The integrality of easy data chain;By blending intelligent source on scale and artificial intelligence image recognition technology, the knowledge of food is realized
Not, and upload data reach the purpose of tracing to the source to food.
In certain embodiments, it includes that commodity transaction is bright that ticket printing device, which is configured as the printing in bill of exchange,
Thin and two dimensional code content, two dimensional code includes the details of bought commodity.
In certain embodiments, power supply device is rechargeable lithium battery.For the ease of based on the title of image recognition
The movement set is reset, power supply device uses but is not limited to battery power supply, can also be used directly based on the weighing device of image recognition
Connect power-supplying forms.
In certain embodiments, pattern recognition device uses IP Camera.
In certain embodiments, wireless communication device is WI FI module.
In certain embodiments, wireless communication device can be replaced the wireline mode using RJ45 cable.
In certain embodiments, detection device uses pressure sensor and infrared tube array detection module.
In certain embodiments, the upper surface of weighing unit is equipped with groove, is equipped with matched plastic tray in groove
Disk.
Compared with prior art, the beneficial effects of the utility model are as follows:
One, the utility model realizes the automatic knowledge to food variety by using detection device, pattern recognition device etc.
Not.
Two, there is no the identification model of holonomic system, electronic scale trade data for food such as fruits and vegetables meats on the market at present
It is lack of standardization, related data content needed for market surveillance can not be provided.The utility model proposes the weighing based on image recognition
Device docks supervision department's platform, has standardized transaction data, completes retrospect chain.
Three, client by scanning bill of exchange on the available complete commodity of two dimensional code trace to the source information (including the place of production,
Transportational process and location mode etc.).
Detailed description of the invention
Including attached drawing to provide a further understanding of embodiments and attached drawing is incorporated into this specification and is constituted this
Part of specification.Drawing illustration embodiment and together with the description for explaining the principles of the present invention.It will be easy
Recognize many expected advantages of other embodiments and embodiment, because described in detail below by quoting, they become by more
Understand well.The element of attached drawing is not necessarily mutually proportionally.Same appended drawing reference refers to corresponding like.
Fig. 1 is the main body figure of one embodiment according to the present utility model;
Fig. 2 is the schematic diagram of the circuit module of one embodiment according to the present utility model.
Appended drawing reference:
1- display device 2- pattern recognition device 3- upright bar 4- key device 5- ticket printing device 6- weighing unit
7- groove 8- detection device 9- processor 10- wireless communication device 11- circuit module 12- power supply device
Specific embodiment
In the following detailed description, with reference to attached drawing, which forms a part of detailed description, and passing through wherein can be real
The illustrative specific embodiment of the utility model is trampled to show.In this regard, the orientation with reference to the figure of description comes use direction term, example
Such as "top", "bottom", "left", "right", "upper", "lower".Because the component of embodiment can be located in several different orientations, it is
The purpose use direction term and direction term of diagram are in no way limiting of.It should be understood that can use other embodiments
Or logical changes can be made, without departing from the scope of the utility model.Therefore it is described in detail below should not be in the meaning of limitation
It is used in justice, and the scope of the utility model is defined by the following claims.
As shown in Figure 1, the utility model proposes a kind of weighing device based on image recognition, including weighing unit 6, upright bar
3, the upper surface of display device 1, pattern recognition device 2, ticket printing device 5 and circuit module 11, weighing unit 6 is equipped with groove 7,
Matched plastic pallet is equipped in groove 7,6 front end side of weighing unit is provided with key device 4, and 6 front end of weighing unit is another
Side is provided with ticket printing device 5.3 bottom of upright bar is connect with 6 rear end of weighing unit, and display device 1 is provided at the top of upright bar 3, figure
As identification device 2 is embedded in the lower end of display device 1.Pattern recognition device 2 uses IP Camera.IP Camera is in addition to tool
Outside standby all image capture functions of general traditional camera, also built-in digitalization compressed controller and operating system, at this
In utility model, the pictorial information that pattern recognition device 2 obtains is transferred to processor by l inux system.Ticket printing device
5 are configured as the content that the printing in bill of exchange includes commodity transaction detail and two dimensional code, and two dimensional code includes bought commodity
Details.In certain embodiments, wireless communication device 10 is set as but is not limited to WI FI module, wireless communication
Device 10 could alternatively be the wireline mode using RJ45 cable.
As shown in Fig. 2, circuit module 11 includes power supply device 12, detection device 8, wireless communication device 10 and processor 9,
Processor 9 respectively with power supply device 12, detection device 8, wireless communication device 10, display device 1, ticket printing device 5, key
Device 4 and pattern recognition device 2 connect, and device 10 and long-range market trace subsystem backstage to processor 9 by wireless communication
It is connected.Detection device 8 uses pressure sensor and infrared tube array detection module.Pressure sensor is passed using MEMS
Sensor.As a kind of preferred embodiment of the utility model, silicon piezoresistance type pressure sensor can be used.Silicon piezoresistance type pressure
Sensor be using single crystal silicon material piezoresistive effect and integrated circuit technique made of sensor, have high frequency response,
Small in size, the advantages of precision is high, high sensitivity, high reliablity.
Specific work process is as follows:
Commodity are placed on plastic pallet first, detection device 8 detects commodity, starts pattern recognition device 2, to commodity
Take pictures and acquisition and to carry out image recognition, identification information is transferred to processor 9 by pattern recognition device 2, and weighing unit 6 is by commodity
Weight information sends processor 9 to;Weight is multiplied to obtain total price by processor 9 with unit price, by weight, unit price, total price, trade name
The information such as title are shown in display device 1.Photo and unit price that processor 9 passes pattern recognition device 2 back, weight, total price, meat dish
The information such as product name, the machine coding, traceability code are after device 10 is sent to long-range market retrospect subsystem by wireless communication
Platform.
After the completion of transaction, ticket printing device 5 will print the bill of this transaction, show the detailed interior of this transaction
Hold, as retrospect foundation.Client can sweep the details of the bought commodity of acquisition after the two dimensional code on bill by mobile phone, constitute
Complete chain of tracing to the source.
Compared with prior art, the beneficial effects of the utility model are as follows:
One, the utility model realizes the automatic knowledge to food variety by using detection device 8, pattern recognition device 2 etc.
Not.
Two, there is no the identification model of holonomic system, electronic scale trade data for food such as fruits and vegetables meats on the market at present
It is lack of standardization, related data content needed for market surveillance can not be provided.The utility model proposes the weighing based on image recognition
Device docks supervision department's platform, has standardized transaction data, completes retrospect chain.
Three, client by scanning bill of exchange on the available complete commodity of two dimensional code trace to the source information (including the place of production,
Transportational process and location mode etc.).
Obviously, those skilled in the art can be made without departing from the spirit and scope of the utility model to this
The various modifications and change of the embodiment of utility model.In this manner, if these modifications and changes are in the utility model
In the range of claim and its equivalent form, then the utility model, which also aims to, covers these modifications and changes.Word " comprising "
It is not excluded for the presence of other element or steps that do not list in the claims.Certain measures are documented in mutually different appurtenance
Simple fact in benefit requirement does not show that the combination of these measures is consequently not used for making a profit.Any appended drawing reference in claim
It should not be regarded as limited to range.