Summary of the invention
The purpose of this utility model is to provide a kind of weight bridge weighing anti-cheating device, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the utility model provides a kind of weight bridge weighing anti-cheating device, and its input end is connected with a weighing detection device, and its output terminal is connected with a computing machine, wherein,
Described anti-cheating device comprises a processor, a weighbridge input interface and an output interface, and described weighbridge input interface is connected with the output terminal of described weighing detection device;
Described processor, it is connected with Single port protection circuit, is also connected with a driver element; The input end of described port protection circuit is connected with an infrared receiver sensor input interface.
Further, described driver element is connected with an executive item, and described executive item comprises a light-emitting diode display and an alarm.
Further, described processor is also connected with a reseting module, and described reseting module comprises a reset circuit and a watchdog circuit.
Further, described anti-cheating device also comprises a power management module, and it provides power supply to the element in anti-cheating device.
Further, described anti-cheating device also comprises a reversal connection and power protecting circuit, and it is connected with a light-emitting diode display output interface, an alarm relay output interface, an infrared emission power interface and an infrared receiver power interface.
Further, described anti-cheating device is integrated into an anti-cheating card.
The beneficial effects of the utility model are compared with prior art:
Between the control system that anti-cheating device in the utility model is arranged on self-service machine of weighing and weighbridge, cheating is detected automatically and judges.Anti-cheating device can from different weighbridges and corresponding infrared emission device; When vehicle sails weighbridge into, carry out infrared monitoring, get rid of phenomenon of getting a lift, prevent misnomer weight; Described anti-cheating device, when analyzing and processing data, by the crest value of image data, determines whether to there is serious cheating, and removes crest value, obtains delicate data, prevents from rushing pound (namely suddenly touching on the brake) cheating.
The self-service machine of weighing with anti-cheating device in the utility model changes the mutual computation weigh pattern of traditional people (driver)-people (weighman), the substitute is the self-service weighing mode that people (driver)-machine (self-service machine of weighing) is mutual, save human cost on the one hand, decrease the generation of mistake, on the other hand, the various cheatings in weighing process can be stopped, greatly reduce the cost of enterprise.
Self-service machine of weighing adopts this mode automatically controlled, and diagnoses and corrects cheating, accuracy of judgement, and it is convenient to control.Described control module and anti-cheating link and connect, and store weighbridge data and control executive item action.
When described anti-cheating is stuck in and carries out weighing detection for twice to same vehicle, after the weighbridge data gathered are processed, determine whether to exist and seriously practise fraud and obtain real weight data, prevent the interference of the weighbridge telepilot on such as market etc., it is accurate that guarantee is weighed.
Embodiment
Below in conjunction with accompanying drawing, to above-mentioned being described in more detail with other technical characteristic and advantage of the utility model.
The utility model weighs self-service machine by arranging weight bridge weighing anti-cheating device described in, realizes the removing of the abnormal jamming signal to weighing process, prevents cheating; Described anti-cheating device is a Logical processing unit weighing in self-service machine.
Refer to shown in Fig. 1, it to be weighed the functional block diagram of composition structure of self-service machine for the utility model, and in the utility model, this self-service machine can realize the collection of signals of vehicles, process, execution and transmission.Self-service machine of weighing in the utility model comprises signal gathering unit 01, Logical processing unit 02, control module 03, communication unit 04 and a man-machine interaction unit 05, wherein, the infrared emission of weight information and weighbridge region that described signal gathering unit 01 gathers upper pound vehicle receives information, and transmits it to described Logical processing unit 02.
Described Logical processing unit 02, it carries out treatment and analysis to the information that described signal gathering unit 01 sends, and gets rid of crest interference, removes undesired signal, the actual weight data of upper pound vehicle transferred in described control module 03.In the utility model, described Logical processing unit 02 is weight bridge weighing anti-cheating device, and it is integrated into an anti-cheating card.
Described control module 03, it is connected with described Logical processing unit 02, and record stores and processes weight information and the infrared emission reception information of described vehicle, carries out data interaction with described communication unit 04 and man-machine interaction unit 05.
Described communication unit 04, it is communicated with remote terminal or server by communication network; Described man-machine interaction unit 05, it is undertaken by man-machine interface and user alternately.
Refer to shown in Fig. 2, it to be weighed the schematic diagram of composition structure of self-service machine for the utility model, described signal gathering unit 01 comprises weighing detection device 21 and an infrared detecting device 22, wherein, described weighing detection device 21 comprises the first weighbridge and the second weighbridge, it gathers first time, the second time weighing information of upper pound vehicle, and transfers in described anti-cheating card 1.In the present embodiment, first and second weighbridge described can by twice weighing information of the same vehicle of same scale acquisition, also can by twice weighing information of the same vehicle of different scale acquisition.
Described infrared detecting device 22 comprises the paired infrared emission device 224 being separately positioned on the first and second weighbridge two ends, four pairs of infrared emission devices 224 are set altogether in the utility model, shown in Fig. 4, this infrared detecting device 22 can arrange monitoring to the surrounding of each weighbridge, well can prevent phenomenon of getting a lift.
Described control module 03 is computing machine 3 or a server in the present embodiment; Described man-machine interaction unit 05 comprises a machine for punching the card 31, and described machine for punching the card is weighed the information such as company belonging to vehicle, the identity representing goods and driver.Described communication unit 04 comprises switch 42 and a communication module 32, and the data in computing machine 3 are carried out coding and are sent in a client 43 by described switch 42, and this client 43 is a PC, and receiving clerk can process information of vehicles on this PC.Described communication module 32 is a 3G module in the present embodiment, obtain the weighing information of described anti-cheating card 1 at described computing machine 3 after, it sends coded message to communication module 32, and passing through high in the clouds 33 by this information transmission on mobile terminal 34, receiving clerk obtains weighing information by this mobile terminal 34.First receiving clerk checks supplied materials information, the quality of range estimation or sampling test material or water percentage, input the deduction rate (amount) of this car, transfer in described communication module 32 again by high in the clouds 33 according to the result detected, after computing machine 3 obtains this feedback information, carry out decoding and storing.
What be connected with described computing machine 3 output terminal also comprises an output module 41, and in the present embodiment, described output module 41 can be a dozen print machines, and it controls by described computing machine 3, prints pound list.
Described anti-cheating card 1, when carrying out same vehicle weighing detection for twice, after processing the weighbridge data gathered, determines whether to exist and seriously practises fraud and obtain real weight data, prevent the interference of the weighbridge telepilot on such as market etc.
Refer to shown in Fig. 3, its for the utility model weigh self-service machine upper pound vehicle weight data change schematic diagram, described anti-cheating card 1 by remove transient peak interference mode obtain actual weight data, described anti-cheating card 1 acquisition weight information after, per interval T0(T0> 0) intercept one section of waveform, at this time T0each group of data points of interior collection becomes frame data, and when there being frame data to be stable, also, the data of each data point are identical, then think that vehicle is stablized, and weight information is now current True Data of weighing; If there is peak value in these frame data, then cast out this peak-data.
Meanwhile, N (N > 0) Framed Data is chosen in anti-cheating card 1 setting, when the frame data gathered can be decision making in the N group data set, then obtains the True Data of weighing; If in these N group data, all there is crest, then conclude to there is serious cheating, described anti-cheating card 1 sends warning by coupled alarm 30, and receiving clerk carries out artificial treatment.
Described anti-cheating card 1 is connected with four pairs of infrared emission devices 224, can also prevent phenomenon of getting a lift.Refer to shown in Fig. 4, it to be weighed the detected state schematic diagram of self-service machine for the utility model, and vehicle one and vehicle three have moiety by weight on weighbridge 225, and it all stops the infrared ray of correlation, namely belong to and get a lift; And vehicle two is on weighbridge 225, it is normal condition; After described anti-cheating card 1 obtains the information of this infrared emission device 224, send warning; Further, video camera 223 also can be taken pictures to getting a lift.
The utility model arranges two pairs of infrared emission devices around each weighbridge, forms an infrared monitoring region, and described anti-cheating card, according to the Information Monitoring of infrared emission device, is got rid of the interference that misnomer is heavy, ensured the accuracy of weighing.
Refer to shown in Fig. 5, it is the functional block diagram of the anti-cheating card in the utility model, and its core is a processor 131, it is converted to digital signal to the electric signal of the weighbridge information gathered and infrared emission device, carry out analyzing and processing, get rid of crest interference, determine whether cheating and phenomenon of getting a lift; Described anti-cheating card 1 also comprises infrared emission device input interface 111, weighbridge input interface 112 and an output interface 113, and it is all connected with Single port protection circuit 121.
Wherein, described infrared emission device input interface 111, it is connected with four pairs of infrared emission devices, receives the make-and-break signal of described infrared emission device 224; Described weighbridge input interface 112, it is connected with the first weighbridge and the second weighbridge, receives the weight data of weighbridge electronic sensor; Described output interface 113, it is by the information transmission of the weight data of weighbridge and infrared emission device 224 to described control module 03.Described port protection circuit 121, it prevents the overtension of Received signal strength and burns chip, and it can be reduction voltage circuit.
Described processor 131 is connected with a driver element 141, described driver element 141 is connected with an executive item, in order to control the steering order action of this executive item according to described processor 131, in the present embodiment, described executive item comprises a light-emitting diode display 151 and alarm 30, and it directly controls the switch of this light-emitting diode display and the switch of alarm 30.
Described processor 131 is also connected with a reseting module 161, and described reseting module 161 comprises a reset circuit and a watchdog circuit, and described watchdog circuit is used for preventing from crashing, and when crashing, described reset circuit can autoboot.
Described anti-cheating card 1 also comprises a power management module 171, and it provides power supply to all elements; Also comprise a reversal connection and power protecting circuit 181; it prevents the both positive and negative polarity of user's wrong power supply; automatically be suitable for the conversion of both positive and negative polarity, it is connected with light-emitting diode display 151 output interface, alarm relay output interface 152, infrared emission power interface 153 and an infrared receiver power interface 154.In addition, a power input interface 191 is also set, to make external power source.
Described anti-cheating card 1 carries out twice data processing in weighing process, the actual weight of pound vehicle in acquisition.
The specific works process of described self-service machine of weighing is:
Step a1, vehicle reaches weighbridge to start to weigh for the first time.
Step a2, the infrared emission device at described weighbridge two ends is opened, and described anti-cheating card 1 determines whether that existence is got a lift phenomenon, if exist, then step a21, sends warning; If do not exist, then step a3.
Step a3, described anti-cheating card 1 gathers the weight data of weighbridge, and carries out analyzing and processing to data; Obtain actual weight data according to the mode of above-mentioned eliminating peak interference, then step a4, if actual weight data can not be obtained, then conclude to there is serious cheating, step a31, send warning.
Step a4, the actual weight of acquisition transfers in described control module 03 by described anti-cheating card, and first time load-bearing terminates.The actual weight information of this acquisition, for the follow-up goods information determining upper pound vehicle.
Step a5, described control module 03 sends first time weighing information by high in the clouds to mobile terminal, and receiving clerk processes this weighing information, and to described control module 03 feedback result, result is stored in described control module 03.
Step a6, vehicle reaches weighbridge and starts secondary weighing.Before this, vehicle may carry out unloading or loading; This weighbridge can be weighbridge before, also can be another weighbridge.
Step a7, jumps to step a2.
Step a8, described control module 03 drives described printer to carry out pound singles' print, and vehicle sails out of weighbridge, end of weighing.
Step a9, twice weight information is done difference and after the process that takes absolute value, draws the actual weight of goods, and store by described control module 03.
In above-mentioned weighing process, self-service machine of weighing can adopt different weighbridges and corresponding infrared emission device; When vehicle sails weighbridge into, carry out infrared monitoring, get rid of phenomenon of getting a lift, prevent misnomer weight; When described anti-cheating is stuck in analyzing and processing data, by the crest value of image data, determine whether to there is serious cheating, and remove crest value, obtain delicate data, prevent cheating.Self-service machine of weighing adopts this mode automatically controlled, and diagnoses and corrects cheating, accuracy of judgement, and it is convenient to control.
Described control module and anti-cheating link and connect, and store weighbridge data and control executive item action; And can high in the clouds communication be carried out, receiving clerk can easyly control.
The foregoing is only preferred embodiment of the present utility model, is only illustrative for utility model, and nonrestrictive.Those skilled in the art is understood, and requires to carry out many changes to it in the spirit and scope that limit, amendment in utility model right, even equivalent, but all will fall in protection domain of the present utility model.