CN109412649A - Track copper rail contact carrier communication circuit - Google Patents
Track copper rail contact carrier communication circuit Download PDFInfo
- Publication number
- CN109412649A CN109412649A CN201811582501.XA CN201811582501A CN109412649A CN 109412649 A CN109412649 A CN 109412649A CN 201811582501 A CN201811582501 A CN 201811582501A CN 109412649 A CN109412649 A CN 109412649A
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- resistance
- circuit
- capacitor
- diode
- connection
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 22
- 239000010949 copper Substances 0.000 title claims abstract description 22
- 230000008878 coupling Effects 0.000 claims abstract description 23
- 238000010168 coupling process Methods 0.000 claims abstract description 23
- 238000005859 coupling reaction Methods 0.000 claims abstract description 23
- 239000003990 capacitor Substances 0.000 claims description 35
- 230000001052 transient effect Effects 0.000 claims description 14
- 230000001629 suppression Effects 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The present invention discloses a kind of track copper rail contact carrier communication circuit, including logistics trolley interface, single-chip microcontroller, modulation circuit, frequency selection circuit, coupling circuit and rail joints.Single-chip microcontroller is connected with the control mainboard on logistics trolley by bus via logistics trolley interface；The input terminal of the signal output end connection modulation circuit of single-chip microcontroller, the output end of modulation circuit are connect via coupling circuit with rail joints；Input terminal of the rail joints via coupling circuit connection frequency selection circuit, the signal input part connection of the output end single-chip microcontroller of frequency selection circuit；The communication ends of rail joints and the communication ends of logistics track connect, and the negative pole end of rail joints is connect with the power supply negative terminal of logistics track.The present invention adds on logistics trolley, and the carrier communication between logistics trolley and logistics track can be realized in original three copper rails, and have the characteristics that anti-interference strong.
Description
Technical field
The present invention relates to Rail logistics transmission technique fields, and in particular to a kind of track copper rail contact carrier communication electricity
Road.
Background technique
With technological progress, logistic transmission system is saved manpower and be will be widely welcomed because efficiency can be greatly improved,
Various logistic transmission systems start to be widely used in fields such as airport, market, bank, factory, libraries.Rail logistics
Transmission system refers under the control of the computer, utilizes the system of intelligent track loading trolley transporting articles in dedicated track.Rail
Road formula logistic transmission system generally by transmitting-receiving work station, connection it is each transmitting-receiving work station logistics track, operate in logistics track
On logistics trolley and central control equipment constitute.
Currently, logistics trolley is the power supply for realizing logistics trolley by copper brush and logistics rail contact made of copper.So
And since the copper brush of logistics trolley is to be close to logistics track by spring pressure type, during logistics trolley driving,
There are biggish interference, are not available conventional wired communication mode, such as RS485, RS232 and CAN bus communication mode.
Summary of the invention
To be solved by this invention is that can be deposited between existing logistics trolley and logistics track using Conventional wireline communication mode
The larger interference the problem of, a kind of track copper rail contact carrier communication circuit is provided.
To solve the above problems, the present invention is achieved by the following technical solutions:
Track copper rail contact carrier communication circuit, including logistics trolley interface, single-chip microcontroller, modulation circuit, frequency selection circuit,
Coupling circuit and rail joints；Single-chip microcontroller is connected with the control mainboard on logistics trolley by bus via logistics trolley interface；
The input terminal of the signal output end connection modulation circuit of single-chip microcontroller, the output end of modulation circuit is via coupling circuit and rail joints
Connection；Rail joints connect the input terminal of frequency selection circuit via coupling circuit, and the signal of the output end single-chip microcontroller of frequency selection circuit is defeated
Enter end connection；The communication ends of rail joints and the communication ends of logistics track connect, the negative pole end and logistics rail of rail joints
The power supply negative terminal in road connects.
In above scheme, the coupling circuit include mutual inductor T1, Transient Suppression Diode TVS1-TVS2, resistance R10,
And capacitor C15 composition；The second end of mutual inductor T1 connects the output end of modulation circuit, the input terminal of frequency selection circuit and wink simultaneously
The cathode of state inhibition diode TVS2；The plus earth at the 4th end and Transient Suppression Diode TVS2 of mutual inductor T1；Mutual inductor
The cathode of the first end connection Transient Suppression Diode TVS1 of T1 and one end of capacitor C15；The other end of capacitor C15 connects resistance
One end of R10 and the communication ends of rail joints；Anode, the resistance of the third end connection Transient Suppression Diode TVS1 of mutual inductor T1
The other end of R10 and the negative pole end of rail joints.
In above scheme, the modulation circuit by transistor Q1, Q3 and Q4, diode D3-D4 and resistance R3-R6,
R8-R9 composition；One end of resistance R5 forms the input terminal of modulation circuit, connect with the signal output end of single-chip microcontroller；Resistance R5's
The base stage of another termination transistor Q1 and one end of resistance R6；One end of the emitter connection resistance R4 of transistor Q1；Resistance R6
The other end of one end, the other end of resistance R4 and transistor Q3 grounded collector；The collector and transistor of transistor Q1
The base stage of Q3 is connect with the cathode of diode D3；The cathode of the anode connection diode D4 of diode D3；The anode of diode D4
Connect one end of resistance R3 and the base stage of transistor Q4；The other end of resistance R3 and the collector of transistor Q4 meet power supply VHH；It is brilliant
One end of the emitter connection resistance R8 of body pipe Q4, after the other end of resistance R8 is connected with one end of resistance R9, with coupling circuit
Connection；The emitter of the other end connection transistor Q3 of resistance R9.
In above scheme, the frequency selection circuit by inductance L3-L4, diode D11-12, capacitor C13-C14, C22-C23,
And resistance R32 composition；One end of resistance R32 is connect with coupling circuit；The other end of resistance R32 connects capacitor C13 mono- simultaneously
The one end at end and capacitor C13；The other end of capacitor C13 and the other end of capacitor C13 connect one end of inductance L4 simultaneously；Inductance L4
The other end, one end of inductance L3, one end of capacitor C14, one end of capacitor C22, diode D11 cathode and diode D12
Anode be connected after, form the output end of frequency selection circuit, connect with the signal input part of single-chip microcontroller；The other end, the electricity of inductance L3
The cathode for holding the other end of C14, the other end of capacitor C22, the anode of diode D11 and diode D12 is grounded simultaneously.
In above scheme, the rail joints are copper brush.
Compared with prior art, the present invention has a characteristic that
1, the carrier communication realized between logistics trolley and logistics track on logistics trolley is added；
2, have the characteristics that in use it is anti-interference strong, and can be suitable for the equipment of movable contact-type；
3, power cathode is shared, increases copper rail without additional, communication can be realized in original three copper rails.
Detailed description of the invention
Fig. 1 is track copper rail contact carrier communication circuit schematic diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific example, and referring to attached
Figure, the present invention is described in more detail.
Referring to Fig. 1, track copper rail contact carrier communication circuit, mainly by logistics trolley interface, single-chip microcontroller, modulation electricity
Road, frequency selection circuit, coupling circuit and rail joints composition.Single-chip microcontroller is via the control master on logistics trolley interface and logistics trolley
Plate is connected by bus.The input terminal of the signal output end connection modulation circuit of single-chip microcontroller, the output end of modulation circuit is via coupling
Circuit is closed to connect with rail joints.Input terminal of the rail joints via coupling circuit connection frequency selection circuit, the output of frequency selection circuit
Hold the signal input part connection of single-chip microcontroller.The communication ends of rail joints and the communication ends of logistics track connect, rail joints
Negative pole end connect with the power supply negative terminal of logistics track, wherein rail joints be copper brush.
Above-mentioned coupling circuit include mutual inductor T1, Transient Suppression Diode TVS1-TVS2, resistance R10 and capacitor C15
Composition.The second end of mutual inductor T1 connects the output end of modulation circuit, the input terminal of frequency selection circuit and transient state simultaneously and inhibits two poles
The cathode of pipe TVS2.The plus earth at the 4th end and Transient Suppression Diode TVS2 of mutual inductor T1.The first end of mutual inductor T1
Connect the cathode of Transient Suppression Diode TVS1 and one end of capacitor C15.One end of the other end connection resistance R10 of capacitor C15
With the communication ends of rail joints.The third end connection anode of Transient Suppression Diode TVS1 of mutual inductor T1, resistance R10 it is another
The negative pole end at end and rail joints.
Above-mentioned modulation circuit is made of transistor Q1, Q3 and Q4, diode D3-D4 and resistance R3-R6, R8-R9.Electricity
The one end for hindering R5 forms the input terminal of modulation circuit, connect with the signal output end of single-chip microcontroller.Another termination crystal of resistance R5
The base stage of pipe Q1 and one end of resistance R6.One end of the emitter connection resistance R4 of transistor Q1.One end of resistance R6 it is another
It holds, the grounded collector of the other end of resistance R4 and transistor Q3.The collector of transistor Q1 and the base stage and two of transistor Q3
The cathode of pole pipe D3 connects.The cathode of the anode connection diode D4 of diode D3.The anode connection resistance R3's of diode D4
The base stage of one end and transistor Q4.The other end of resistance R3 and the collector of transistor Q4 meet power supply VHH.The transmitting of transistor Q4
One end of pole connection resistance R8 is connect after the other end of resistance R8 is connected with one end of resistance R9 with coupling circuit.Resistance R9's
The emitter of other end connection transistor Q3.
Above-mentioned frequency selection circuit is by inductance L3-L4, diode D11-12, capacitor C13-C14, C22-C23 and resistance R32
Composition.One end of resistance R32 is connect with coupling circuit.The other end of resistance R32 connects the one end capacitor C13 and capacitor C13 simultaneously
One end.The other end of capacitor C13 and the other end of capacitor C13 connect one end of inductance L4 simultaneously.The other end, the electricity of inductance L4
Sense one end of L3, one end of capacitor C14, one end of capacitor C22, diode D11 cathode be connected with the anode of diode D12
Afterwards, the output end for forming frequency selection circuit is connect with the signal input part of single-chip microcontroller.The other end of inductance L3, capacitor C14 it is another
The cathode at end, the other end of capacitor C22, the anode of diode D11 and diode D12 is grounded simultaneously.
The course of work of the invention is as follows:
When logistics trolley is needed with logistics rail communication, data to be communicated are transmitted to list by the control mainboard of logistics trolley
In piece machine.Single-chip microcontroller is passed in modulation circuit, and modulation circuit is sent after being modulated to transmission data to coupling circuit.Coupling
Circuit is coupled to rail joints to modulated data, and is sent by rail joints to logistics track.
When logistics track needs are communicated with logistics trolley, logistics track, which leads to data to be communicated, to be sent to rail joints.
Rail joints are sent after being coupled data to frequency selection circuit.Since logistics track is longer, send to the number to be communicated of frequency selection circuit
Contain many interference signals in, therefore after frequency selection circuit extracts wherein useful data to be communicated, send to single-chip microcontroller.
Single-chip microcontroller send extracted data to be communicated to the control mainboard of logistics trolley.
It should be noted that although the above embodiment of the present invention be it is illustrative, this be not be to the present invention
Limitation, therefore the invention is not limited in above-mentioned specific embodiment.Without departing from the principles of the present invention, all
The other embodiment that those skilled in the art obtain under the inspiration of the present invention is accordingly to be regarded as within protection of the invention.
Claims (5)
1. track copper rail contact carrier communication circuit, characterized in that including logistics trolley interface, single-chip microcontroller, modulation circuit, choosing
Frequency circuit, coupling circuit and rail joints；
Single-chip microcontroller is connected with the control mainboard on logistics trolley by bus via logistics trolley interface；
The input terminal of the signal output end connection modulation circuit of single-chip microcontroller, the output end of modulation circuit is via coupling circuit and track
Interface connection；
Input terminal of the rail joints via coupling circuit connection frequency selection circuit, the signal input of the output end single-chip microcontroller of frequency selection circuit
End connection；
The communication ends of rail joints and the communication ends of logistics track connect, the negative pole end of rail joints and the electricity of logistics track
The connection of source negative terminal.
2. track copper rail contact carrier communication circuit according to claim 1, characterized in that the coupling circuit include
Mutual inductor T1, Transient Suppression Diode TVS1-TVS2, resistance R10 and capacitor C15 composition；
The second end of mutual inductor T1 connects the output end of modulation circuit, the input terminal of frequency selection circuit and Transient Suppression Diode simultaneously
The cathode of TVS2；
The plus earth at the 4th end and Transient Suppression Diode TVS2 of mutual inductor T1；
The cathode of the first end connection Transient Suppression Diode TVS1 of mutual inductor T1 and one end of capacitor C15；Capacitor C15's is another
One end of end connection resistance R10 and the communication ends of rail joints；
The third end of mutual inductor T1 connects the anode of Transient Suppression Diode TVS1, the other end of resistance R10 and rail joints
Negative pole end.
3. track copper rail contact carrier communication circuit according to claim 1, characterized in that the modulation circuit is by crystalline substance
Body pipe Q1, Q3 and Q4, diode D3-D4 and resistance R3-R6, R8-R9 are formed；
One end of resistance R5 forms the input terminal of modulation circuit, connect with the signal output end of single-chip microcontroller；The other end of resistance R5
Connect the base stage of transistor Q1 and one end of resistance R6；One end of the emitter connection resistance R4 of transistor Q1；One end of resistance R6
The other end, the other end of resistance R4 and the grounded collector of transistor Q3；
The collector of transistor Q1 and the base stage of transistor Q3 are connect with the cathode of diode D3；The anode connection two of diode D3
The cathode of pole pipe D4；One end of the anode connection resistance R3 of diode D4 and the base stage of transistor Q4；The other end of resistance R3 and
The collector of transistor Q4 meets power supply VHH；
One end of the emitter connection resistance R8 of transistor Q4, after the other end of resistance R8 is connected with one end of resistance R9, with coupling
Close circuit connection；The emitter of the other end connection transistor Q3 of resistance R9.
4. track copper rail contact carrier communication circuit according to claim 1, characterized in that the frequency selection circuit is by electricity
Feel L3-L4, diode D11-12, capacitor C13-C14, C22-C23 and resistance R32 composition；
One end of resistance R32 is connect with coupling circuit；The other end of resistance R32 connects the one end capacitor C13 and capacitor C13's simultaneously
One end；The other end of capacitor C13 and the other end of capacitor C13 connect one end of inductance L4 simultaneously；
The other end of inductance L4, one end of inductance L3, one end of capacitor C14, one end of capacitor C22, diode D11 cathode and
After the anode of diode D12 is connected, the output end of frequency selection circuit is formed, is connect with the signal input part of single-chip microcontroller；
The other end of inductance L3, the other end of capacitor C14, the other end of capacitor C22, diode D11 anode and diode D12
Cathode be grounded simultaneously.
5. track copper rail contact carrier communication circuit according to claim 1, characterized in that the rail joints are copper
Brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582501.XA CN109412649B (en) | 2018-12-24 | 2018-12-24 | Track copper rail contact type carrier communication circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582501.XA CN109412649B (en) | 2018-12-24 | 2018-12-24 | Track copper rail contact type carrier communication circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109412649A true CN109412649A (en) | 2019-03-01 |
| CN109412649B CN109412649B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811582501.XA Active CN109412649B (en) | 2018-12-24 | 2018-12-24 | Track copper rail contact type carrier communication circuit |
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2018
- 2018-12-24 CN CN201811582501.XA patent/CN109412649B/en active Active
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| 胡国珍;马学军;蔡涛;: "导轨式CPS能量信号耦合传输技术研究", 电力电子技术, no. 11 * |
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| CN109412649B (en) | 2024-03-26 |
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Address after: Plant No.15, phase II, ASEAN headquarters base, No.3, headquarters Road, high tech Zone, Nanning, Guangxi 530007 Applicant after: Manchepez High-Tech Co.,Ltd. Address before: Plant No.15, phase II, ASEAN headquarters base, No.3, headquarters Road, high tech Zone, Nanning, Guangxi 530007 Applicant before: GUANGXI MANCHEBISI AUTOMATION EQUIPMENT Co.,Ltd. |
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