CN208255663U - Data processing circuit applied to connection lorry weighing sensor - Google Patents
Data processing circuit applied to connection lorry weighing sensor Download PDFInfo
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- CN208255663U CN208255663U CN201721302698.8U CN201721302698U CN208255663U CN 208255663 U CN208255663 U CN 208255663U CN 201721302698 U CN201721302698 U CN 201721302698U CN 208255663 U CN208255663 U CN 208255663U
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Abstract
The utility model discloses a kind of data processing circuits applied to connection lorry weighing sensor, comprising: microcomputer control unit, power supply unit, communicate output unit, first signal input unit, second signal input unit, third signal input unit, fourth signal input unit, sensor, power filtering unit, wherein: microcomputer control unit, with power supply unit, communicate output unit, first signal input unit, second signal input unit, third signal input unit, fourth signal input unit, sensor is all connected, it includes chip, crystal oscillating circuit, 6th 1 resistance, 11st pin of chip, 20th pin, 35th pin, 47th pin is all grounded.The utility model can effectively improve weight data acquisition speed and weight data acquisition precision.
Description
Technical field
The utility model relates to a kind of data processing circuits, and in particular to a kind of applied to connection lorry weighing sensor
Data processing circuit.
Background technique
When weighing technology substantially experienced following four developing stage, the about machine of over half a century in the history of last 100 years
In the tool formula analogue measurement stage, electric measurement and electronic surveying stage are subsequently entered, until 20 century 70 latter stages, Quan Mianjin
Enter the stage of digitized measurement and microcomputer-based intelligentization measurement, until in the 90's, initially entered the new stage of modeling measuring,
People do not require nothing more than the correct result for obtaining measurement, and require to assess the state trend of measurement result, become to dynamic
Amount in change carries out real-time measurement.The method that this requirement relies solely on traditional measurement method and numerical value processing can not
It realizes, only modeling measuring could be to solve the problems, such as that a new path is opened up in increasingly sophisticated dynamic measurement.Dynamic weighing
I.e. to nonstatic state (linear movement or vibrational state and with acceleration, slope, jump rank) object weigh, it is desirable that
Rapid survey is carried out in short time, that is, the setting up time for allowing the time to be less than weighing instruments measured.Object during dynamic weighing
The influence of shock and vibration caused by the variation of material and various interference, is difficult to ensure precision.Rapidly, continuously, accurately claim to reach
Weight as a result, and the steady state values that are measured, weighing sensor, signal processing and data collection system must just be formed
Dynamic weighing system is correctly described and is analyzed, make the weighing speed of dynamic weighing system faster, precision it is higher.It is overall next
It says, dynamic weighing is in gradual perfection and progress.Weighing is all be unable to do without in production, construction, transport, trade, science and technology and daily life.
With the progress of industrial automation and management modernization, weighting manner develops to digital intelligence by traditional lever type mechanical weighing
It can weigh, with new technology, using digital signal processing chip, the accuracy weighed.Especially quick dynamic weighing has very big hair
Exhibition.People adopt the various automatic weighing systems of exploitation and device, to improve the accuracy of dynamic weighing.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of data applied to connection lorry weighing sensor
Processing circuit can effectively improve weight data acquisition speed and weight data acquisition precision.
The utility model is that above-mentioned technical problem is solved by following technical proposals: one kind being applied to connection lorry and claims
Retransmit the processing host of sensor comprising:
Microcomputer control unit, it is single with power supply unit, communication output unit, the first signal input unit, second signal input
Member, third signal input unit, fourth signal input unit, sensor are all connected, as shown in Figure 8 comprising chip, crystal oscillator electricity
Road, the 6th 1 resistance, the 11st pin, the 20th pin, the 35th pin, the 47th pin of chip are all grounded, core
The 12nd pin, the 21st pin, the 36th pin, the 48th pin of piece all connect voltage, and the 17th of chip connects
Foot, the 18th pin are connected with the 4th pin, the 5th pin of crystal oscillating circuit, between the first pin and the second pin of crystal oscillating circuit
It connects the 6th 1 resistance；
Power supply unit, it is single with microcomputer control unit, communication output unit, the first signal input unit, second signal input
Member, third signal input unit, fourth signal input unit, sensor, power filtering unit are all connected, as shown in figure 3, it is wrapped
Include power supply chip, the first connector, the one or nine resistance, the 4th capacitor, the first inductance, the tenth diode, the 20th diode, first
7th interface of connector, the 4th pin of power supply chip are all connected with the one or nine resistance, the tenth diode and the 20th diode
Parallel connection, the 4th capacitor and the first inductance in parallel, the second pin ground connection of power supply chip, the 5th pin of power supply chip connect power supply；
Output unit is communicated, is connected with microcomputer control unit comprising the first connector, communication pio chip, the 11st electricity
Resistance, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th electricity
Resistance, the 4th interface of the first connector are connected with the 16th resistance, and the 5th interface of the first connector is connected with the 17th resistance, and first
6th interface of connector is connected with the 18th resistance, the second interface of the first connector, communicate the 7th pin of pio chip all with
Twelfth resistor series connection, eleventh resistor are connected with thirteenth resistor, the 14th resistance and the 15th resistor coupled in parallel, communication output
5th pin of chip and the 15th resistance are all grounded, and the 8th pin for communicating pio chip connects power supply；
First signal input unit, is connected with microcomputer control unit comprising the second connector, the 21st resistance, second
12 resistance, the 23rd resistance, the 24th resistance, the first signal input chip, and the 8th of the first signal input chip connects
Foot connects power supply, and the 5th pin, the 24th resistance of the first signal input chip are all grounded, the 23rd resistance and the 24th
Resistance series connection, the 6th pin that the second interface of the second connector, the first signal input chip are all connected with the 21st resistance, the
The third interface of two connectors, the 7th pin of the first signal input chip are all connected with the 22nd resistance；
Second signal input unit, is connected with microcomputer control unit comprising third connector, the 31st resistance, third
12 resistance, the 33rd resistance, the 34th resistance, the 35th resistance, second signal input chip, second signal input
8th pin of chip connects power supply, and the 5th pin, the 34th resistance of second signal input chip are all grounded, the 33rd electricity
Resistance is connected with the 34th resistance, and the second interface of third connector, second signal input the 6th pin of chip all with the 30th
The series connection of one resistance, the third interface of third connector, the 7th pin of second signal input chip are all connected with the 32nd resistance,
6th interface of third connector is connected with the 35th resistance, and the 35th resistance connects power supply；
Third signal input unit, is connected with microcomputer control unit comprising the 4th connector, the 4th 1 resistance, the four or two
Resistance, the four or three resistance, the four or four resistance, the four or five resistance, third signal input chip, and third signal inputs the 8th of chip
Pin connects power supply, and the 5th pin, the four or four resistance of third signal input chip are all grounded, the four or three resistance and the four or four resistance
Series connection, the second interface of the 4th connector, the 6th pin of third signal input chip are all connected with the 4th 1 resistance, the 4th connector
Third interface, third signal input chip the 7th pin all connect with the four or two resistance, the 6th interface of the 4th connector and
The series connection of four or five resistance, the four or five resistance connect power supply；
Fourth signal input unit, is connected with microcomputer control unit comprising the 5th connector, the 51st resistance, the 5th
12 resistance, the 53rd resistance, the 54th resistance, the 55th resistance, fourth signal input chip, fourth signal input
8th pin of chip connects power supply, and the 5th pin, the 54th resistance of fourth signal input chip are all grounded, the 53rd electricity
Resistance is connected with the 54th resistance, and the second interface of the 5th connector, fourth signal input the 6th pin of chip all with the 50th
The series connection of one resistance, the third interface of the 5th connector, the 7th pin of fourth signal input chip are all connected with the 52nd resistance,
6th interface of the 5th connector is connected with the 55th resistance, and the 55th resistance connects power supply；
Sensor is connected with microcomputer control unit comprising sensing chip, the first pin of sensing chip, the 14th connect
Foot, the 15th pin all connect power supply, and the 4th pin of sensing chip, the 5th pin, the 9th pin, the tenth pin, the 11st connect
Foot, the 12nd pin, the 13rd pin, the 16th pin are all grounded；
Power filtering unit is connected with power supply unit comprising first capacitor, the second capacitor, third capacitor, the second electricity
Sense, first capacitor, the second capacitor, third capacitor are in parallel, and third capacitor is connected with the second inductance.
The positive effect of the utility model is: the utility model can effectively improve weight data acquisition speed with
And weight data acquisition precision, structure is simple, at low cost.
Detailed description of the invention
Fig. 1 is the module relation diagram of the utility model.
Fig. 2 is the circuit diagram that the utility model communicates output unit.
Fig. 3 is the circuit diagram of the utility model power supply unit.
Fig. 4 is the circuit diagram of the first signal input unit of the utility model.
Fig. 5 is the circuit diagram of the utility model second signal input unit.
Fig. 6 is the circuit diagram of the utility model third signal input unit.
Fig. 7 is the circuit diagram of the utility model fourth signal input unit.
Fig. 8 is the circuit diagram of the utility model microcomputer control unit.
Fig. 9 is the circuit diagram of the utility model sensor.
The circuit diagram of the position Figure 10 the utility model power filtering unit.
Specific embodiment
The utility model preferred embodiment is provided, with reference to the accompanying drawing the technical solution of the utility model is described in detail.
As shown in Figure 1, the processing host that the utility model is applied to connection lorry weighing sensor includes that microcomputer control is single
First A1, power supply unit A2, communication output unit A3, the first signal input unit A4, second signal input unit A5, third signal
Input unit A6, fourth signal input unit A7, sensors A 8, power filtering unit A9, in which:
Microcomputer control unit A1, with power supply unit A2, communication output unit A3, the first signal input unit A4, the second letter
Number input unit A5, third signal input unit A6, fourth signal input unit A7, sensors A 8 are all connected, as shown in figure 8,
It includes chip U1, crystal oscillating circuit Y2, the 6th 1 resistance R61, the 11st pin, the 20th pin, the 35th of chip U1
Pin, the 47th pin are all grounded, the 12nd pin, the 21st pin, the 36th pin, the 48th of chip U1
Pin all connects voltage, the 17th pin of chip U1, the 18th pin and the 4th pin of crystal oscillating circuit Y2, the 5th pin phase
Even, connect the 6th 1 resistance R61 between the first pin and the second pin of crystal oscillating circuit Y2；
Power supply unit A2, with microcomputer control unit A1, communication output unit A3, the first signal input unit A4, the second letter
Number input unit A5, third signal input unit A6, fourth signal input unit A7, sensors A 8, power filtering unit A9 are
It is connected, as shown in Figure 3 comprising power supply chip U7, the first connector X1, the one or nine resistance R19, the 4th capacitor C4, the first inductance
L1, the tenth diode D1, the 20th diode D2, the 7th interface of the first connector X1, power supply chip U7 the 4th pin all with
One or nine resistance R19 is connected, and the tenth diode D1 is in parallel with the 20th diode D2, and the 4th capacitor C4 and the first inductance L1 are simultaneously
Connection, the second pin ground connection of power supply chip U7, the 5th pin of power supply chip U7 connect power supply；
Output unit A3 is communicated, is connected with microcomputer control unit A1, as shown in Figure 2 comprising the first connector X1, communication are defeated
Chip U2, eleventh resistor R11, twelfth resistor R12, thirteenth resistor R13, the 14th resistance R14, the 15th resistance out
R15, the 16th resistance R16, the 17th resistance R17, the 18th resistance R18, the 4th interface of the first connector X1 and the 16th electricity
It hinders R16 to be connected, the 5th interface of the first connector X1 is connected with the 17th resistance R17, the 6th interface and the tenth of the first connector X1
Eight resistance R18 are connected, the second interface of the first connector X1, communicate the 7th pin of pio chip U2 all with twelfth resistor R12
Series connection, eleventh resistor R11 connect with thirteenth resistor R13, and the 14th resistance R14 is in parallel with the 15th resistance R15, communicate defeated
The 5th pin of chip U2 and the 15th resistance R15 are grounded out, and the 8th pin of communication pio chip U2 connects power supply；
First signal input unit A4, is connected, as shown in Figure 4 with microcomputer control unit A1 comprising the second connector X2,
21 resistance R21, the 22nd resistance R22, the 23rd resistance R23, the 24th resistance R24, the first signal input core
The 8th pin of piece U3, the first signal input chip U3 connect power supply, and the first signal inputs the 5th pin of chip U3, the 24th
Resistance R24 is grounded, and the 23rd resistance R23 connects with the 24th resistance R24, the second interface of the second connector X2, first
The 6th pin of signal input chip U3 is all connected with the 21st resistance R21, the third interface of the second connector X2, the first letter
Number input chip U3 the 7th pin all connect with the 22nd resistance R22；
Second signal input unit A5, is connected, as shown in Figure 5 with microcomputer control unit A1 comprising third connector X3,
31 resistance R31, the 32nd resistance R32, the 33rd resistance R33, the 34th resistance R34, the 35th resistance
R35, second signal input chip U4, and the 8th pin of second signal input chip U4 connects power supply, and second signal inputs chip U4
The 5th pin, the 34th resistance R34 be all grounded, the 33rd resistance R33 connects with the 34th resistance R34, and third connects
The second interface of head X3, the 6th pin of second signal input chip U4 are all connected with the 31st resistance R31, third connector
The third interface of X3, the 7th pin of second signal input chip U4 are all connected with the 32nd resistance R32, third connector X3's
6th interface is connected with the 35th resistance R35, and the 35th resistance R35 connects power supply；
Third signal input unit A6, is connected, as shown in Figure 6 with microcomputer control unit A1 comprising the 4th connector X4,
41 resistance R41, the four or two resistance R42, the four or three resistance R43, the four or four resistance R44, the four or five resistance R45, third signal
Input chip U5, the 8th pin of third signal input chip U5 connects power supply, third signal input chip U5 the 5th pin,
Four or four resistance R44 is grounded, and the four or three resistance R43 connects with the four or four resistance R44, the second interface of the 4th connector X4,
The 6th pin of three signals input chip U5 is all connected with the 4th 1 resistance R41, third interface, the third letter of the 4th connector X4
Number input chip U5 the 7th pin all connect with the four or two resistance R42, the 6th interface and the four or five resistance of the 4th connector X4
R45 series connection, the four or five resistance R45 connect power supply；
Fourth signal input unit A7, is connected, as shown in Figure 7 with microcomputer control unit A1 comprising the 5th connector X5,
51 resistance R51, the 52nd resistance R52, the 53rd resistance R53, the 54th resistance R54, the 55th resistance
R55, fourth signal input chip U6, and the 8th pin of fourth signal input chip U6 connects power supply, and fourth signal inputs chip U6
The 5th pin, the 54th resistance R54 be all grounded, the 53rd resistance R53 connects with the 54th resistance R54, and the 5th connects
The second interface of head X5, the 6th pin of fourth signal input chip U6 are all connected with the 51st resistance R51, the 5th connector
The third interface of X5, the 7th pin of fourth signal input chip U6 are all connected with the 52nd resistance R52, the 5th connector X5's
6th interface is connected with the 55th resistance R55, and the 55th resistance R55 connects power supply；
Sensors A 8 is connected with microcomputer control unit A1, as shown in fig. 9, it includes sensing chip U8, sensing chip U8
The first pin, the 14th pin, the 15th pin all connect power supply, the 4th pin of sensing chip U8, the 5th pin, the 9th connect
Foot, the tenth pin, the 11st pin, the 12nd pin, the 13rd pin, the 16th pin are all grounded；
Power filtering unit A9 is connected, as shown in Figure 10 with power supply unit A2 comprising first capacitor C1, the second capacitor
C2, third capacitor C3, the second inductance L2, first capacitor C1, the second capacitor C2, third capacitor C3 are in parallel, third capacitor C3 and the
Two inductance L2 series connection.
The working principle of the utility model is as follows: Power Management Unit is microcomputer control unit, communication output unit, first
Signal input unit, second signal input unit, third signal input unit, fourth signal input unit, sensor provide steady
Determine power supply, power filtering unit filters the interference signal in removal power supply to power supply signal, and microcomputer control unit can pass through communication
Output unit and peripheral device communication obtain object by sensor such as computer, display, GPS and Beidou vehicle-mounted terminal equipment
Body weight data, and it is converted into digital signal, microcomputer control unit receives the digital signal of sensor and processing, and microcomputer control is single
Member is by the first signal input unit, second signal input unit, third signal input unit, fourth signal input unit and passes
Sensor transmits digital signal, and handles digital signal.
In conclusion the utility model can effectively improve weight data acquisition speed and weight data acquisition precision.
Particular embodiments described above, the technical issues of to the solution of the utility model, technical scheme and beneficial effects
It has been further described, it should be understood that the foregoing is merely specific embodiment of the utility model, not
For limiting the utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (1)
1. a kind of data processing circuit applied to connection lorry weighing sensor, characterized in that it comprises:
Microcomputer control unit, with power supply unit, communication output unit, the first signal input unit, second signal input unit, the
Three signal input units, fourth signal input unit, sensor are all connected comprising chip, crystal oscillating circuit, the 6th 1 resistance,
The 11st pin, the 20th pin, the 35th pin, the 47th pin of chip are all grounded, the 12nd pin of chip,
21st pin, the 36th pin, the 48th pin all connect voltage, the 17th pin of chip, the 18th pin with
The 4th pin, the 5th pin of crystal oscillating circuit are connected, the 6th 1 resistance of connecting between the first pin and the second pin of crystal oscillating circuit；
Power supply unit, with microcomputer control unit, communication output unit, the first signal input unit, second signal input unit, the
Three signal input units, fourth signal input unit, sensor, power filtering unit are all connected comprising power supply chip, first
Connector, the one or nine resistance, the 4th capacitor, the first inductance, the tenth diode, the 20th diode, the 7th interface of the first connector,
4th pin of power supply chip is all connected with the one or nine resistance, the tenth diode and the 20th diodes in parallel, the 4th capacitor with
First inductance in parallel, the second pin ground connection of power supply chip, the 5th pin of power supply chip connect power supply；
Output unit is communicated, is connected with microcomputer control unit comprising the first connector communicates pio chip, eleventh resistor, the
12 resistance, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the
4th interface of one connector is connected with the 16th resistance, and the 5th interface of the first connector is connected with the 17th resistance, the first connector
The 6th interface be connected with the 18th resistance, the second interface of the first connector communicates the 7th pin of pio chip all with the tenth
The series connection of two resistance, eleventh resistor are connected with thirteenth resistor, and the 14th resistance and the 15th resistor coupled in parallel communicate pio chip
The 5th pin and the 15th resistance be all grounded, the 8th pin for communicating pio chip connects power supply；
First signal input unit, is connected with microcomputer control unit comprising the second connector, the 21st resistance, the 22nd
Resistance, the 23rd resistance, the 24th resistance, the first signal input chip, and the 8th pin of the first signal input chip connects
Power supply, the 5th pin, the 24th resistance of the first signal input chip are all grounded, the 23rd resistance and the 24th resistance
Series connection, the 6th pin that the second interface of the second connector, the first signal input chip are all connected with the 21st resistance, and second connects
The third interface of head, the 7th pin of the first signal input chip are all connected with the 22nd resistance；
Second signal input unit, is connected with microcomputer control unit comprising third connector, the 31st resistance, the 32nd
Resistance, the 33rd resistance, the 34th resistance, the 35th resistance, second signal input chip, and second signal inputs chip
The 8th pin connect power supply, the 5th pin, the 34th resistance of second signal input chip are all grounded, the 33rd resistance with
The series connection of 34th resistance, the second interface of third connector, the 6th pin of second signal input chip are all electric with the 31st
Resistance series connection, the third interface of third connector, the 7th pin of second signal input chip are all connected with the 32nd resistance, third
6th interface of connector is connected with the 35th resistance, and the 35th resistance connects power supply；
Third signal input unit, is connected with microcomputer control unit comprising the 4th connector, the 4th 1 resistance, the four or two resistance,
Four or three resistance, the four or four resistance, the four or five resistance, third signal input chip, and third signal inputs the 8th pin of chip
Power supply is connect, the 5th pin, the four or four resistance of third signal input chip are all grounded, the four or three resistance and the four or four resistance string
Connection, the second interface of the 4th connector, the 6th pin of third signal input chip are all connected with the 4th 1 resistance, the 4th connector
Third interface, third signal input chip the 7th pin all connect with the four or two resistance, the 6th interface of the 4th connector and the
The series connection of four or five resistance, the four or five resistance connect power supply；
Fourth signal input unit, is connected with microcomputer control unit comprising the 5th connector, the 51st resistance, the 52nd
Resistance, the 53rd resistance, the 54th resistance, the 55th resistance, fourth signal input chip, and fourth signal inputs chip
The 8th pin connect power supply, the 5th pin, the 54th resistance of fourth signal input chip are all grounded, the 53rd resistance with
The series connection of 54th resistance, the second interface of the 5th connector, the 6th pin of fourth signal input chip are all electric with the 51st
Resistance series connection, the third interface of the 5th connector, the 7th pin of fourth signal input chip are all connected with the 52nd resistance, and the 5th
6th interface of connector is connected with the 55th resistance, and the 55th resistance connects power supply；
Sensor is connected with microcomputer control unit comprising sensing chip, the first pin of sensing chip, the 14th pin,
15 pins all connect power supply, the 4th pin, the 5th pin, the 9th pin, the tenth pin, the 11st pin, of sensing chip
12 pins, the 13rd pin, the 16th pin are all grounded；
Power filtering unit is connected with power supply unit comprising first capacitor, the second capacitor, third capacitor, the second inductance, the
One capacitor, the second capacitor, third capacitor are in parallel, and third capacitor is connected with the second inductance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302698.8U CN208255663U (en) | 2017-10-11 | 2017-10-11 | Data processing circuit applied to connection lorry weighing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721302698.8U CN208255663U (en) | 2017-10-11 | 2017-10-11 | Data processing circuit applied to connection lorry weighing sensor |
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| Publication Number | Publication Date |
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| CN208255663U true CN208255663U (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721302698.8U Active CN208255663U (en) | 2017-10-11 | 2017-10-11 | Data processing circuit applied to connection lorry weighing sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112199059A (en) * | 2020-09-18 | 2021-01-08 | 航天科工防御技术研究试验中心 | Universal intelligent data terminal |
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2017
- 2017-10-11 CN CN201721302698.8U patent/CN208255663U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112199059A (en) * | 2020-09-18 | 2021-01-08 | 航天科工防御技术研究试验中心 | Universal intelligent data terminal |
| CN112199059B (en) * | 2020-09-18 | 2023-11-14 | 航天科工防御技术研究试验中心 | Generalized intelligent data terminal |
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