CN205066910U - Electronic scale based on big dipper location - Google Patents
Electronic scale based on big dipper location Download PDFInfo
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- CN205066910U CN205066910U CN201520838164.1U CN201520838164U CN205066910U CN 205066910 U CN205066910 U CN 205066910U CN 201520838164 U CN201520838164 U CN 201520838164U CN 205066910 U CN205066910 U CN 205066910U
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- big dipper
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- weighing
- dipper locating
- electronic scales
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Abstract
The utility model discloses an electronic scale based on big dipper location through integrated high performance big dipper locate function module, has small in size, reads the characteristic that the distance is far away, sensitivity is high, the fault -tolerance is strong, discernment is accurate. And the utility model discloses an electronic scale based on big dipper location is applicable to the applied position and the orbit that acquire and take notes this electronic scale to and provide the scene that different information supported and served according to geographical position, if because the advertisement in geographical position and scenes such as service propelling movement, sale route planning, attendance record are favorable to improving information -based integrated level, and the beidou positioning module that this application was adopted restricts user's capacity, every unwarranted user unavailability beidou positioning module fixes a position the operation, has fabulous security and anti - usability, has further strengthened electronic scale position data's security.
Description
Technical field
The utility model belongs to metering recognition technology field, particularly relates to a kind ofly obtain while weighing and record the electronic scales of application site and track.
Background technology
China's Beidou satellite navigation system (BeiDouNavigationSatelliteSystem, BDS) is the GPS (Global Position System) that China develops voluntarily.The 3rd ripe satellite navigation system after american global positioning system (GPS), Russian Glonass satellite navigation system (GLONASS).Beidou satellite navigation system (BDS) and GPS of America, Russian GLONASS, European Union GALILEO are the suppliers that the satellite navigation council of the United Nations has been assert.
Beidou satellite navigation system by space segment, ground segment and user segment three part form, round-the-clock, round-the-clock can provide high precision, highly reliable location, navigation, time service service for all types of user in the world, and tool short message communication capacity, tentatively possess area navigation, location and time service ability, positioning precision 10 meters, rate accuracy 0.2 meter per second, time service precision 10 nanosecond.
Electronic scales is a kind of electronic scale, is used for valuation field of weighing.Such as, based on advertisement and service propelling movement, the application such as sale route planning, attendance record etc. in geographic position, need electronic scales to possess positioning function, be conducive to improving informationization integration degree.But under prior art conditions, the function that can realize locating while valuation of weighing be realized, need to buy the plurality of devices such as the valuation equipment of weighing (electronic scales) of band communication interface, the terminal of band positioning function and computer respectively.In the course of work, computer reads data from the terminal of weigh valuation equipment and band positioning function respectively, realizes corresponding function.The major defect that this scheme exists is: 1. need to buy plurality of devices, cost is high; 2. staff needs the technical know-how understanding various equipment, and work difficulty increases; 3. equipment room connecting line is many and complicated, and working environment is wordy.
Utility model content
The utility model is solve the problems of the technologies described above to propose a kind of electronic scales based on Big Dipper location, electronic scales is combined with Big Dipper locating module realize weigh valuate while can obtain and record application site and event trace.
The technical solution of the utility model is: a kind of electronic scales based on Big Dipper location, comprising: Weighing control module, power module and Big Dipper locating module; Described power module is connected with Big Dipper locating module with Weighing control module respectively, and provides operating voltage for Weighing control module and Big Dipper locating module; Described Weighing control module is used for gathering and measuring weight of object, and is connected with Big Dipper locating piece; Described Big Dipper locating module is for obtaining electronic scales positional information.
Further, described Big Dipper locating module comprises: transmitting element and receiving element; Described transmitting element is used for sending Location Request to central station, is calculated the position coordinates of this Big Dipper locating module by central station, and by receiving element receiving position coordinate information.
Further, described Big Dipper locating module also comprises note unit, for sending character information to other Big Dipper locating modules or central station.
Further, described Weighing control module comprises: weighing unit, display unit, key control unit; Described weighing unit is for measuring tested article general assembly (TW), and described display unit is used for display object body weight information and pricing information; Described key control unit is connected with weighing unit, display unit, for processing data and sending.
Further, described key control unit is also connected with Big Dipper locating module.
The beneficial effects of the utility model are: a kind of electronic scales based on Big Dipper location of the present utility model, by integrated high-performance Big Dipper positioning function module, there is compact, read distant, highly sensitive, fault-tolerance strong, identify characteristic accurately.And a kind of electronic scales based on Big Dipper location of the present utility model can be applied to as the advertisement based on geographic position pushes with service, sells the scene such as route planning, attendance record, is conducive to improving informationization integration degree; And the Big Dipper locating module that the application adopts limits user capacity, and every unwarranted user cannot utilize Big Dipper locating module to position operation, has fabulous confidentiality and anti-usability, further enhances the confidentiality of electronic scales position data.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model.
The power module circuitry schematic diagram that Fig. 2 provides for embodiment of the present utility model.
Fig. 3 is the Weighing control modular structure schematic diagram provided of the present utility model.
Fig. 4 is the weighing unit circuit diagram provided of the present utility model.
Fig. 5 is that core of the present utility model controls submodular circuits schematic diagram.
The display unit circuit schematic diagram that Fig. 6 provides for the utility model embodiment.
The electronic scales positioning principle figure based on Big Dipper location that Fig. 7 provides for the utility model embodiment.
Fig. 8 is positioning chip circuit diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, the utility model discloses a kind of electronic scales with positioning function, comprising: Weighing control module, power module and Big Dipper locating module.
Power module provides operating voltage for Weighing control module and Big Dipper locating module, can normally work.The U3 (i.e. ASM1117) be illustrated in figure 2 in power module is LDO power supply chip, and it belongs to low voltage difference (LDO) linear voltage stabilization chip, and LDO linear voltage stabilization chip cost is low, and noise is low, and quiescent current is little.The outward element of its needs is also little simultaneously, usually only needs one or two shunt capacitance, so just enormously simplify the peripheral circuit of chip.Add the utility model and adopt single supply design, the volume of whole design just obtains further and reduces.1 pin of U3 (i.e. ASM1117) is chip ground end, and in external GND, figure, 5V voltage inputs to 3 pin of U3 simultaneously through C25, C26 filtering.4 pin of U3 (i.e. ASM1117) are voltage output pin, export 3.3V voltage after C23, C24 filtering.The operating voltage of each subelement in this module is 3.3V.
Weighing control module is used for gathering and measuring weight, and is connected with localization function module, each module of integrated management, and processs and displays data.As shown in Figure 3, described Weighing control module, comprises weighing unit, key control unit, display unit; Weighing unit is for measuring tested article general assembly (TW), and display unit needs the content of display to show weight information and pricing information etc.; Key control unit integrated management unit, and carry out communication between weighing unit, display unit and localization function module, data are processed and sends.
Weighing control module: comprise weighing unit, key control unit, display unit.Weighing unit gathers and measures weight information, and weight is passed to key control unit, key control unit carry out processing with associate after, issue display module, titles object weight information and pricing information shown.
Below each subelement of control module of weighing is described.
As shown in Figure 4,1 pin of U2 (HX710) connects 3.3V voltage as the reference voltage to weighing unit, and 7 pin and 8 pin of U2 connect 3.3V voltage respectively through C9, C10 filtering, and 3 pin and 4 pin access simulating signal anode and the negative terminal of sensor respectively.5 pin are clock signal SCL, and 6 pin are data-signal SDO, control submodule and are connected, transmission weight data by 5 pin with 6 pin and core.
As shown in Figure 5, to key control unit its effect receive the weight information of weighing unit to go forward side by side row relax, in association after the information such as commodity and price, preserves, or be supplied to display sub-module, show.The LPC1768 of what core controlled that the cpu chip (U5) of submodule selects is NXP company, LPC1768 is the processor of ARM framework, and dominant frequency is up to 100Mhz.
As shown in Figure 6, U23 chip (i.e. CS5817) is wherein the chief component of display sub-module to display unit, and it is a charactron driving chip, for the display of charactron.25 pin connect 3.3V voltage to chip power supply, 11 pin ground connection, and 9 pin are the SCL clock signal of I2C, and 10 pin are the SDA data-signal of I2C, control submodule be connected by 9 pin with 10 pin and core, receive idsplay order.All the other pins are charactron and control pin, control the display of each charactron.Exemplify only for content of the present utility model is described, display unit of the present utility model is not limited to this kind of mode herein.
Big Dipper locating module is for obtaining positional information, determine the geographic position of current device, and be combined with the weighing information of object and store, by the information that the electronic scales transmission of each diverse geographic location is returned, the sales situation finally obtaining diverse geographic location gathers, thus carries out next step marketing plan arrangement according to this summary information.
As shown in Figure 7, in the utility model, Big Dipper locating module is located at every turn is all send Location Request by transmitting element, calculates coordinate, then send to receiving element to carry out the reception of position coordinate data through central station.This working method makes Big Dipper locating module there is user capacity restriction, and every unwarranted user cannot utilize Big Dipper locating module to position operation, thus possesses fabulous confidentiality and anti-usability.Electronic scales must transmit in position fixing process; Big Dipper locating module has low-speed communication function, or can once send the information of 36 Chinese characters between central station and any electronic scales between any two electronic scaless.
Big Dipper locating module is maximum different from GPS locating module, is just that Big Dipper locating module have employed the working mechanism of active location and centralized calculation.
As shown in Figure 8, in the present embodiment, Big Dipper locating module specifically adopts UM330 to realize.UM330 is a kind of positioning system miniaturization module, is specially adapted to the application scenario to volume-sensitive.UM330 adopts multisystem multi-frequency high-performance SoC chip-(NebulasTM) 1, can be widely used in the multisystem navigation of the compatible Big Dipper, location, time service application and the field such as command & control, short message communication.
Wherein, 3.3V power supply VCC is provided; By all for module GND pin ground connection; Connect GNSS_ANT signal to antenna, circuit is 50 ohms impedance match; Serial ports 1 links LPC1768, and Weighing control module controls Big Dipper locating module by serial ports 1, and receives NMEA data from module.
The utility model, compared with other homogeneous e scale, adopts modular organization, except valuation of can weighing, also possesses positioning function, supports Big Dipper location; By localization function module, the acquisition of finishing equipment positional information, makes the electronic scales scale that not only just a table scale is heavy, and is an electronic scales that can locate voluntarily, makes its application can be more diversified.Such as, based in the sale route project in geographic position, by electronic scales of the present utility model, marketing information is combined with geographical location information, sales data and fixed point sale locations information can be obtained easily, make the sales situation of each position clear, and work attendance can be carried out to each sale locations personnel that fix a point.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's principle of the present utility model, should be understood to protection domain of the present utility model but be not limited to so special statement and embodiment.Everyly make various possible equivalent replacement or change according to foregoing description, be all considered to belong to the protection domain of claim of the present utility model.
Claims (5)
1., based on an electronic scales for Big Dipper location, it is characterized in that, comprising: Weighing control module, power module and Big Dipper locating module; Described power module is connected with Big Dipper locating module with Weighing control module respectively, and provides operating voltage for Weighing control module and Big Dipper locating module; Described Weighing control module is used for gathering and measuring weight of object, and is connected with Big Dipper locating piece; Described Big Dipper locating module is for obtaining electronic scales positional information.
2. a kind of electronic scales based on Big Dipper location according to claim 1, it is characterized in that, described Big Dipper locating module comprises: transmitting element and receiving element; Described transmitting element is used for sending Location Request to central station, is calculated the position coordinates of this Big Dipper locating module by central station, and by receiving element receiving position coordinate information.
3. a kind of electronic scales based on Big Dipper location according to claim 2, it is characterized in that, described Big Dipper locating module also comprises note unit, for sending character information to other Big Dipper locating modules or central station.
4. a kind of electronic scales based on Big Dipper location according to claim 1, it is characterized in that, described Weighing control module comprises: weighing unit, display unit, key control unit; Described weighing unit is for measuring tested article general assembly (TW), and described display unit is used for display object body weight information and pricing information; Described key control unit is connected with weighing unit, display unit, for processing data and sending.
5. a kind of electronic scales based on Big Dipper location according to claim 4, it is characterized in that, described key control unit is also connected with Big Dipper locating module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838164.1U CN205066910U (en) | 2015-10-27 | 2015-10-27 | Electronic scale based on big dipper location |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520838164.1U CN205066910U (en) | 2015-10-27 | 2015-10-27 | Electronic scale based on big dipper location |
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| CN205066910U true CN205066910U (en) | 2016-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784077A (en) * | 2016-04-08 | 2016-07-20 | 贵州大学 | Multi-scale-plate high-precision electronic scale |
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- 2015-10-27 CN CN201520838164.1U patent/CN205066910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784077A (en) * | 2016-04-08 | 2016-07-20 | 贵州大学 | Multi-scale-plate high-precision electronic scale |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |