CN106991553A - Wisdom logistic management system - Google Patents
Wisdom logistic management system Download PDFInfo
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- CN106991553A CN106991553A CN201710122230.9A CN201710122230A CN106991553A CN 106991553 A CN106991553 A CN 106991553A CN 201710122230 A CN201710122230 A CN 201710122230A CN 106991553 A CN106991553 A CN 106991553A
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- Prior art keywords
- resistance
- electric capacity
- triode
- voltage comparator
- connection
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
- G06Q10/083—Shipping
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H5/00—One-port networks comprising only passive electrical elements as network components
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
Abstract
The invention discloses a kind of wisdom logistic management system, including mobile terminal, buying terminal, acknowledgement of consignment terminal and supply terminal, it is provided with mobile terminal in logistics management APP, mobile terminal and is additionally provided with reception of wireless signals module, microprocessor, decoder, analog-digital converter and wireless transport module；Decoder includes clamp circuit, voltage comparator circuit and the filter circuit being connected, and clamp circuit includes first resistor to the 6th resistance, the first diode, the second diode and the first electric capacity；Voltage comparator circuit includes twin voltage comparator, the first triode, the 11st resistance to the 19th resistance and the second electric capacity；Filter circuit includes the second triode, optocoupler, phase inverter, the 23rd resistance, the 24th resistance, the 25th resistance, the 26th resistance, the 3rd electric capacity, the 4th electric capacity and the 5th electric capacity.Implement the wisdom logistic management system of the present invention, have the advantages that：The safety and reliability of circuit is higher, intelligence degree is higher.
Description
Technical field
The present invention relates to logistics management field, more particularly to a kind of wisdom logistic management system.
Background technology
Modern logistics are to improve the important source of Business Economic Benefit, and it is a kind of advanced warp based on new and high technology
Battalion's mode and way to manage, it will effectively reallocate resources, reduce cost, improve efficiency, further improve the investment climate, and expand
Opening, promotes domestic logistics industry sustainable development, accelerates Circulation Modernization, standardizes the order of the market economy, accelerates enterprise and production
Adjustment of agricultural stracture, greatly improves entire society's productivity and the market competitiveness.
With the aggravation of economic globalization, the running of international logistics is widely used to meet different need between various countries
Will.Most of existing logistic management system is to enter row information between purchaser, supplier and common carrier using network mode
Transmission, is monitored to logistics progress.Existing physical management system causes circuit due to lacking corresponding circuit protection function
Safety and reliability it is relatively low, in addition, existing logistic management system is not intelligent enough.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of safety of circuit
Property and the wisdom logistic management system that reliability is higher, intelligence degree is higher.
The technical solution adopted for the present invention to solve the technical problems is：A kind of wisdom logistic management system is constructed, including
Logistics management APP, the movement are installed in mobile terminal, buying terminal, acknowledgement of consignment terminal and supply terminal, the mobile terminal
Reception of wireless signals module, microprocessor, decoder, analog-digital converter and wireless transport module, the nothing are additionally provided with terminal
Line signal receiving module receives the first logistics information of external equipment transmission and sends it to the microprocessor, micro- place
First logistics information is sent to the decoder and decoded by reason device, and the decoder is by the second thing obtained after decoding
Stream information is sent to the analog-digital converter, and second logistics information is converted to Digital Logistics information by the analog-digital converter
After be sent to the logistics management APP, the logistics management APP by the wireless transport module respectively with the buying eventually
End, acknowledgement of consignment terminal and supply terminal are communicated；
The decoder includes clamp circuit, voltage comparator circuit and the filter circuit being connected, the clamp circuit bag
Include first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the first diode, the second diode
With the first electric capacity, one end, one end of second resistance and the 4th electricity of one end of the 3rd resistor respectively with the first resistor
One end connection of resistance, the other end of the other end of the first resistor, the other end of second resistance and 3rd resistor is all connected with the
One power supply, one end, one end of the first electric capacity and the 6th resistance of the other end of the 3rd resistor respectively with the 5th resistance
One end connection, the other end connection common port of first electric capacity, the other end of the 5th resistance is respectively with described first
The negative electrode connection of the anode of diode and the second diode, negative electrode connection and first power supply, institute of first diode
The anode for stating the second diode connects the common port；
The voltage comparator circuit includes twin voltage comparator, the first triode, the 11st resistance, the 12nd resistance, the
13 resistance, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the 19th resistance and
Second electric capacity, the input in the same direction of the twin voltage comparator by the 18th resistance respectively with the 11st resistance
One end connection of one end, one end of the 12nd resistance and the 13rd resistance, the other end and described first of the 11st resistance
Power supply is connected, and the other end of the 12nd resistance connects the common port, the inverting input of the twin voltage comparator with
19th resistance connection, the output end of the twin voltage comparator other end respectively with the 13rd resistance, the tenth
One end of four resistance and the connection of one end of the 15th resistance, the other end of the 14th resistance connect first power supply, institute
State the base of the other end of the 15th resistance respectively with one end, one end of the second electric capacity and the first triode of the 16th resistance
Pole is connected, and the other end of the 16th resistance and the other end of the second electric capacity are all connected with the common port, the one or three pole
The emitter stage of pipe connects the common port, and the colelctor electrode of first triode connects described first by the 17th resistance
Power supply；
The filter circuit includes the second triode, optocoupler, phase inverter, the 23rd resistance, the 24th resistance, second
15 resistance, the 26th resistance, the 3rd electric capacity, the 4th electric capacity and the 5th electric capacity, one end connection second of the 3rd electric capacity
Power supply, the other end ground connection of the 3rd electric capacity, the one end of the colelctor electrode of second triode respectively with the 5th electric capacity
Connected with one end of the 23rd resistance, the other end of the 23rd resistance connects first power supply, the 5th electricity
The other end of appearance is connected with the first pin of the optocoupler, and the emitter stage of second triode passes through the 26th resistance
Connect the common port, the second pin of the emitter stage of second triode also with the optocoupler is connected, the of the optocoupler
Three pins are grounded, the 4th pin of the optocoupler respectively with one end of the 24th resistance, the input of phase inverter and the
One end connection of four electric capacity, the 5th pin of the optocoupler connects the second source, the other end of the 24th resistance
Connect first power supply, the other end ground connection of the 4th electric capacity, the output end of the phase inverter and the described 25th electricity
Resistance connection.
In wisdom logistic management system of the present invention, the voltage comparator circuit also includes the 20th resistance and the
21 resistance, one end of the 20th resistance is connected with the output end of the twin voltage comparator, the 21st electricity
The other end of resistance is connected with one end of the 14th resistance.
In wisdom logistic management system of the present invention, the voltage comparator circuit also includes the 22nd resistance,
The emitter stage of first triode connects the common port by the 22nd resistance.
In wisdom logistic management system of the present invention, the filter circuit also includes the 27th resistance, described
One end of 27th resistance is connected with the emitter stage of second triode, the other end of the 27th resistance with it is described
The second pin connection of optocoupler.
In wisdom logistic management system of the present invention, the filter circuit also includes the 28th resistance, described
One end of 28th resistance is connected with the 4th pin of the optocoupler, the other end of the 28th resistance with it is described anti-phase
The input connection of device.
In wisdom logistic management system of the present invention, first triode and the second triode are NPN type
Triode.
In wisdom logistic management system of the present invention, the wireless transport module be bluetooth module, WIFI module,
GPRS module, Zigbee module or CDMA module.
Implement the wisdom logistic management system of the present invention, have the advantages that：Due to whole provided with mobile terminal, buying
Logistics management APP is installed in end, acknowledgement of consignment terminal and supply terminal, mobile terminal, the intellectuality of management can be so improved, it is mobile
Reception of wireless signals module, microprocessor, decoder, analog-digital converter and wireless transport module, stream tube are additionally provided with terminal
Reason APP is communicated with buying terminal, acknowledgement of consignment terminal and supply terminal respectively by wireless transport module, and decoder includes being connected
Clamp circuit, voltage comparator circuit and the filter circuit connect, clamp circuit includes first resistor, second resistance, 3rd resistor, the
Four resistance, the 5th resistance, the 6th resistance and the first electric capacity；Voltage comparator circuit includes twin voltage comparator, the first triode, the
11 resistance, the 12nd resistance, the 13rd resistance, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance,
18 resistance, the 19th resistance and the second electric capacity；Filter circuit includes the second triode, optocoupler, phase inverter, the 23rd electricity
Resistance, the 24th resistance, the 25th resistance, the 26th resistance, the 3rd electric capacity, the 4th electric capacity and the 5th electric capacity；5th electricity
Resistance, the 6th resistance, the 18th resistance, the 19th resistance and the 26th resistance are used to carry out current-limiting protection, and the 5th electric capacity is used
In preventing the interference between the second triode and optocoupler, so the safety and reliability of circuit is higher, intelligence degree is higher.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation in wisdom logistic management system one embodiment of the present invention；
Fig. 2 is the circuit theory diagrams of clamp circuit in the embodiment；
Fig. 3 is the circuit theory diagrams of voltage comparator circuit in the embodiment；
Fig. 4 is the circuit theory diagrams of filter circuit in the embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
In wisdom logistic management system embodiment of the present invention, structural representation such as Fig. 1 of the wisdom logistic management system
It is shown.In Fig. 1, the wisdom logistic management system includes mobile terminal 01, buying terminal 02, acknowledgement of consignment terminal 03 and supply terminal
04, wherein, logistics management APP11 is installed, mobile terminal 01 can be smart mobile phone or tablet personal computer etc. in mobile terminal 01.
Reception of wireless signals module 12, microprocessor 13, decoder 14, analog-digital converter 15 and wireless are additionally provided with the mobile terminal 01
Transport module 16.
In the present embodiment, reception of wireless signals module 12 receives the first logistics information of external equipment transmission and transmitted
To microprocessor 13, the first logistics information is sent to decoder 14 and decoded by microprocessor 13, after decoder 14 will be decoded
The second obtained logistics information is sent to analog-digital converter 15, and the second logistics information is converted to Digital Logistics by analog-digital converter 15
Logistics management APP11 is sent to after information, logistics management APP11 is by wireless transport module 16 respectively with purchasing terminal 02, holding
Fortune terminal 03 and supply terminal 04 are communicated, and the intellectuality of logistics management can be realized by logistics management APP11, its intelligence
Change degree is higher.Above-mentioned wireless transport module 16 is bluetooth module, WIFI module, GPRS module, Zigbee module or CDMA moulds
Block etc..
It is connected by purchasing terminal 02, acknowledgement of consignment terminal 03 and supply terminal 04 with mobile terminal 01, makes wisdom logistics management
Three participants of system understand the concrete condition of goods by mobile terminal 01, carry out goods real-time monitoring, can guarantee that thing
Smoothly completing for stream process, is conducive to improving logistic efficiency, greatlys save logistics cost.
In the present embodiment, decoder 14 includes the clamp circuit, voltage comparator circuit and the filter circuit that are connected (in figure not
Show).Fig. 2 is the circuit theory diagrams of clamp circuit in the present embodiment；Fig. 3 is that the circuit of voltage comparator circuit in the present embodiment is former
Reason figure；Fig. 4 is the circuit theory diagrams of filter circuit in the present embodiment.
In Fig. 2, clamp circuit includes first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, the 5th electricity
R5, the 6th resistance R6, the first diode D1, the second diode D2 and the first electric capacity C1 are hindered, wherein, 3rd resistor R3 one end point
One end of one end, second resistance R2 one end and the 4th resistance R4 not with first resistor R1 is connected, and first resistor R1's is another
The other end at end, the second resistance R2 other end and 3rd resistor R3 is all connected with the first power supply VCC, the 3rd resistor R3 other end
One end, the first electric capacity C1 one end and the 6th resistance R6 one end respectively with the 5th resistance R5 is connected, and the first electric capacity C1's is another
One end connection common port COM, the 5th resistance R5 other end respectively with the first diode D1 anode and the second diode D2
Negative electrode is connected, the first diode D1 negative electrode connection and the first power supply VCC, the second diode VCC anode connection common port
COM。
First resistor R1, second resistance R2 and the 4th resistance R4 are clamp resistance, the first diode D1 and the second diode
D2 is switching diode.In the present embodiment, the voltage that the first power supply VCC is provided is 15V.Clamp circuit is by a certain of pulse signal
Part is fixed in given voltage value, and keeps the shape invariance of original waveform.Pass through first resistor R1, second resistance R2 and the 4th
The signal of input is pulled to 15V by resistance R4, then during by the first diode D1 and the second diode D2, the first diode D1 and
Second diode D2 plays pull-up drop-down effect, so that the burr interference for eliminating signal reaches the effect of filtering, keeps waveform
It is stable.
Above-mentioned 5th resistance R5 and the 6th resistance R6 is current-limiting resistance, the 5th resistance R5 be used for the first diode D1 or
Branch road where second diode D2 carries out overcurrent protection, and the 6th resistance R6 is used to carry out the branch road where 3rd resistor R3
Stream protection, so the safety and reliability of circuit is higher.
In Fig. 3, voltage comparator circuit includes twin voltage comparator A1, the first triode Q1, the 11st resistance R11, the tenth
Two resistance R12, the 13rd resistance R13, the 14th resistance R14, the 15th resistance R15, the 16th resistance R16, the 17th resistance
R17, the 18th resistance R18, the 19th resistance R19 and the second electric capacity C2, wherein, twin voltage comparator A1 input in the same direction leads to
Cross the 18th resistance R18 respectively with the 11st resistance R11 one end, the 12nd resistance R12 one end and the 13rd resistance R13
One end is connected, and the 11st resistance R11 other end is connected with the first power supply VCC, and the 12nd resistance R12 other end connection is public
COM is held, twin voltage comparator A1 inverting input is connected with the 19th resistance R19.
The twin voltage comparator A1 output end other end respectively with the 13rd resistance R13, the 14th resistance R14 one end
Connected with the 15th resistance R15 one end, the 14th resistance R14 other end connection the first power supply VCC, the 15th resistance R15
Other end one end respectively with the 16th resistance R16, the second electric capacity C2 one end and the first triode Q1 base stage be connected,
The emitter stage that the 16 resistance R16 other end and the second electric capacity C2 other end are all connected with common port COM, the first triode Q1 connects
The colelctor electrode for meeting common port COM, the first triode Q1 passes through the 17th resistance R17 the first power supplys of connection VCC.
The voltage comparator circuit is handled signal using twin voltage comparator A1.Into the anti-of twin voltage comparator A1
The voltage of the signal of phase input and its input in the same direction is compared, and judges whether to be more than specific voltage.Twin voltage comparator
The comparison voltage of A1 input in the same direction is 5.7V, when the signal of input twin voltage comparator A1 inverting input is high level
During signal, i.e., when more than 5.7V, then twin voltage comparator A1 output end will export a high level signal to the one or three pole
Pipe Q1, while voltage is pulled into 15V by the 14th resistance R14.At this moment the first triode Q1 base voltage Vb=Vc,
One triode Q1 will be in the conduction state.
Above-mentioned 18th resistance R18 and the 19th resistance R19 is current-limiting resistance, and the 18th resistance R18 is used for double electricity
Branch road where pressing comparator A1 input in the same direction carries out overcurrent protection, and the 19th resistance R19 is used for twin voltage comparator
Branch road where A1 inverting input carries out overcurrent protection, so the safety and reliability of circuit is higher.
Above-mentioned first triode Q1 and the second triode Q2 is NPN type triode, certainly, in some feelings of the present embodiment
Under condition, the first triode Q1 and the second triode Q2 can also be PNP type triode, but at this moment the structure of circuit is also corresponding
Change.
In Fig. 4, filter circuit includes the second triode Q2, optocoupler U1, phase inverter A2, the 23rd resistance R23, the 20th
Four resistance R24, the 25th resistance R25, the 26th resistance R26, the 3rd electric capacity C3, the 4th electric capacity C4 and the 5th electric capacity C5,
3rd electric capacity C3 one end connection second source VDD, the 3rd electric capacity C3 other end ground connection, the second triode Q2 colelctor electrode point
It is not connected with the 5th electric capacity C5 one end and the 23rd resistance R23 one end, the 23rd resistance R23 other end connection the
One power supply VCC, the 5th electric capacity C5 other end is connected with optocoupler U1 the first pin, and the second triode Q2 emitter stage passes through
Second pin of 26 resistance R26 connection common ports COM, the second triode Q2 emitter stage also with optocoupler U1 is connected, optocoupler
U1 the 3rd pin ground connection, optocoupler U1 the 4th pin one end respectively with the 24th resistance R24, phase inverter A2 input
Connected with the 4th electric capacity C4 one end, optocoupler U1 the 5th pin connection second source VDD, the 24th resistance R24's is another
The first power supply VCC, the 4th electric capacity C4 of end connection other end ground connection, phase inverter A2 output end connects with the 25th resistance R25
Connect.
Wherein, the 26th resistance R26 is current-limiting resistance, is entered for the branch road where the emitter stage to the second triode Q2
Row overcurrent protection.5th electric capacity C5 is coupled capacitor, for preventing the interference between the second triode Q2 and optocoupler U1, to enter one
The safety and reliability of step enhancing circuit.
The voltage that above-mentioned second source VDD is provided is 5V, certainly, under the certain situation of the present embodiment, second source VDD
The voltage of offer can also be other values.
Filter circuit processing filtering of optocoupler U1 and the complete pair signals of phase inverter A2 and other effects, is finally completed to signal
Decoding.When the second triode Q2 is turned on, i.e., when the second triode Q2 base signal is high level signal, base voltage
Vb=Vc, the second triode Q2 work.A low level signal is produced by optocoupler U1 the 4th pin afterwards, then by anti-
Phase device A2 carries out signal reversely, while phase inverter A2 can also play a part of filtering, to finally give a high level signal.
In the present embodiment, voltage comparator circuit also includes the 20th resistance R20 and the 21st resistance R21, the 20th electricity
Resistance R20 one end is connected with twin voltage comparator A1 output end, the 21st resistance the R21 other end and the 14th resistance
R14 one end connection.20th resistance R20 and the 21st resistance R21 is current-limiting resistance, the 20th resistance R20 be used for pair
Branch road where twin voltage comparator A1 output end carries out overcurrent protection, and the 21st resistance R21 is used for the first triode
Branch road where Q1 base stage carries out overcurrent protection, further to strengthen the safety and reliability of circuit.
In the present embodiment, voltage comparator circuit also includes the 22nd resistance R22, and the first triode Q1 emitter stage passes through
22nd resistance R22 connection common ports COM.22nd resistance R22 is current-limiting resistance, for the hair to the first triode Q1
Branch road where emitter-base bandgap grading carries out overcurrent protection.
In the present embodiment, filter circuit also includes the 27th resistance R27, the 27th resistance R27 one end and second
Triode Q2 emitter stage connection, the 27th resistance R27 other end is connected with optocoupler U1 second pin.27th electricity
Resistance R27 is current-limiting resistance, and overcurrent protection is carried out for the branch road where the second pin to optocoupler U1.
In the present embodiment, filter circuit also includes the 28th resistance R28, the 28th resistance R28 one end and optocoupler
U1 the 4th pin connection, the 28th resistance R28 other end is connected with phase inverter A2 input.28th resistance
R28 is current-limiting resistance, and overcurrent protection is carried out for the branch road where the input to phase inverter A2.
In a word, in the present embodiment, due to provided with mobile terminal 01, buying terminal 02, acknowledgement of consignment terminal 03 and supply terminal
04, logistics management APP is installed in mobile terminal 01, can so be improved in the intellectuality of management, clamp circuit provided with current limliting electricity
Resistance；Current-limiting resistance is provided with voltage comparator circuit；Current-limiting resistance and coupled capacitor are provided with filter circuit, so the safety of circuit
Property and reliability is higher, intelligence degree is higher.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (7)
1. a kind of wisdom logistic management system, it is characterised in that including mobile terminal, buying terminal, acknowledgement of consignment terminal and supply eventually
It is provided with end, the mobile terminal in logistics management APP, the mobile terminal and is additionally provided with reception of wireless signals module, Wei Chu
Manage device, decoder, analog-digital converter and wireless transport module, the reception of wireless signals module receives the of external equipment transmission
One logistics information simultaneously sends it to the microprocessor, and first logistics information is sent to the solution by the microprocessor
Code device is decoded, and the second logistics information obtained after decoding is sent to the analog-digital converter, the mould by the decoder
Second logistics information is converted to and the logistics management APP, the logistics is sent to after Digital Logistics information by number converter
Management APP is communicated with the buying terminal, acknowledgement of consignment terminal and supply terminal respectively by the wireless transport module；
The decoder includes the clamp circuit, voltage comparator circuit and the filter circuit that are connected, and the clamp circuit includes the
One resistance, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the first diode, the second diode and
One electric capacity, one end of 3rd resistor one end respectively with the first resistor, one end of second resistance and the 4th resistance
One end is connected, and the other end of the other end of the first resistor, the other end of second resistance and 3rd resistor is all connected with the first electricity
Source, the other end of the 3rd resistor respectively with one end, one end of the first electric capacity and the 6th resistance of the 5th resistance one
End connection, the other end connection common port of first electric capacity, the other end of the 5th resistance respectively with the one or two pole
The negative electrode connection of the anode of pipe and the second diode, negative electrode connection and first power supply of first diode, described the
The anode of two diodes connects the common port；
The voltage comparator circuit includes twin voltage comparator, the first triode, the 11st resistance, the 12nd resistance, the 13rd
Resistance, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the 19th resistance and second
Electric capacity, the input in the same direction of the twin voltage comparator by the 18th resistance respectively with the 11st resistance one
One end connection at end, one end of the 12nd resistance and the 13rd resistance, the other end of the 11st resistance and the described first electricity
Source is connected, and the other end of the 12nd resistance connects the common port, the inverting input of the twin voltage comparator and institute
State the connection of the 19th resistance, the output end of the twin voltage comparator other end respectively with the 13rd resistance, the 14th
One end of resistance and the connection of one end of the 15th resistance, the other end of the 14th resistance connect first power supply, described
The base stage of the other end of 15th resistance respectively with one end, one end of the second electric capacity and the first triode of the 16th resistance
Connection, the other end of the 16th resistance and the other end of the second electric capacity are all connected with the common port, first triode
Emitter stage connect the common port, the colelctor electrode of first triode passes through the 17th resistance and connects first electricity
Source；
The filter circuit includes the second triode, optocoupler, phase inverter, the 23rd resistance, the 24th resistance, the 25th
Resistance, the 26th resistance, the 3rd electric capacity, the 4th electric capacity and the 5th electric capacity, one end connection second source of the 3rd electric capacity,
The other end ground connection of 3rd electric capacity, the one end and second of the colelctor electrode of second triode respectively with the 5th electric capacity
One end connection of 13 resistance, the other end of the 23rd resistance connects first power supply, the 5th electric capacity it is another
One end is connected with the first pin of the optocoupler, and the emitter stage of second triode connects institute by the 26th resistance
State common port, the second pin of the emitter stage of second triode also with the optocoupler is connected, the 3rd pin of the optocoupler
Ground connection, one end, the input of phase inverter and the 4th electric capacity of the 4th pin of the optocoupler respectively with the 24th resistance
One end connection, the 5th pin of the optocoupler connects the second source, the other end connection institute of the 24th resistance
The first power supply is stated, the other end ground connection of the 4th electric capacity, the output end of the phase inverter is connected with the 25th resistance.
2. wisdom logistic management system according to claim 1, it is characterised in that the voltage comparator circuit also includes the
20 resistance and the 21st resistance, one end of the 20th resistance are connected with the output end of the twin voltage comparator, institute
The other end for stating the 21st resistance is connected with one end of the 14th resistance.
3. wisdom logistic management system according to claim 2, it is characterised in that the voltage comparator circuit also includes the
22 resistance, the emitter stage of first triode connects the common port by the 22nd resistance.
4. the wisdom logistic management system according to claims 1 to 3 any one, it is characterised in that the filter circuit
Also include the 27th resistance, one end of the 27th resistance is connected with the emitter stage of second triode, described the
The other end of 27 resistance is connected with the second pin of the optocoupler.
5. wisdom logistic management system according to claim 4, it is characterised in that the filter circuit also includes the 20th
Eight resistance, one end of the 28th resistance is connected with the 4th pin of the optocoupler, the 28th resistance it is another
End is connected with the input of the phase inverter.
6. the wisdom logistic management system according to claims 1 to 3 any one, it is characterised in that the one or three pole
Pipe and the second triode are NPN type triode.
7. the wisdom logistic management system according to claims 1 to 3 any one, it is characterised in that described to be wirelessly transferred
Module is bluetooth module, WIFI module, GPRS module, Zigbee module or CDMA module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710122230.9A CN106991553A (en) | 2017-03-02 | 2017-03-02 | Wisdom logistic management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710122230.9A CN106991553A (en) | 2017-03-02 | 2017-03-02 | Wisdom logistic management system |
Publications (1)
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