CN208766655U - A kind of communication transfer interface module for silo communication - Google Patents
A kind of communication transfer interface module for silo communication Download PDFInfo
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- CN208766655U CN208766655U CN201821853505.2U CN201821853505U CN208766655U CN 208766655 U CN208766655 U CN 208766655U CN 201821853505 U CN201821853505 U CN 201821853505U CN 208766655 U CN208766655 U CN 208766655U
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Abstract
The communication transfer interface module that the utility model relates to communicate for silo, technical solution is, including shell and it is mounted in the intracorporal circuit board of shell, control circuit is housed, the control circuit includes: RS485 automatic transceiving module, 433 wireless/WIFI/ network interface/Zigbee communication module interface modules and power module on circuit board；Power module is connected with RS485 automatic transceiving module and 433 wireless/WIFI/ network interface/Zigbee communication module interface modules respectively, RS485 automatic transceiving module is connected with 433 wireless/WIFI/ network interface/Zigbee communication modules, the utility model realizes the function that RS485 changes into various communication modes, make field wiring and long-range monitoring room wire laying mode can be with flexible conversion, it is compatible strong, it solves between the storehouse of silo and storehouse, between between the storehouse for grain, etc. in every storehouse, the flexible conversion of communication mode between storehouse and monitoring room, reduce the difficulty and cost of communication wires, it ensure that the stability of silo communication, and then it ensure that the stability of silo control performance, on the existing cabling scenario of user, accomplish quickly and effectively to be compatible with.
Description
Technical field
The communication transfer interface module that the utility model relates to communicate for silo.
Background technique
In silo control system, each warehouse and the monitoring room distribution of a grain depot are different, and distance is different, and layer is high
The overall routing scheme of difference, each grain depot is also had nothing in common with each other.Solution currently on the market is between storehouse and storehouse, every storehouse
Storehouse for grain, etc. between, unified communication mode is used between storehouse and monitoring room, be such as all made of RS485 communication or be all made of channel radio
Letter, this scheme have the disadvantage that
(1) when being all made of RS485 mode, every storehouse requires to be connected by least 2 core Shielded Twisted Pairs with monitoring room, such as
Fruit distance is more than 1km, it is also necessary to add repeater, wiring difficulty is big, at high cost；
(2) when being all made of wireless communication, the execution equipment in every storehouse is controlled, first is that power-supply wiring is essential, two
For the stability for guaranteeing single storehouse control performance, generally using there is line traffic control, being all made of wireless mode not can guarantee in every storehouse
The control effect of effect；
(3) there are many cabling scenarios of grain depot, in addition to RS485, there are also 433 wireless, optical fiber (Ethernet), wifi,
Zigbee etc., on the existing cabling scenario of user, control system can not accomplish quickly and effectively to be compatible with.
Utility model content
For above situation, for the defect for overcoming the prior art, the purpose of the utility model is just to provide a kind of for grain
The communication transfer interface module of storehouse communication, it is single effectively to solve communication mode, and wiring difficulty is big, the problem of communication stability difference.
The technical solution that the utility model solves is:
A kind of communication transfer interface module for silo communication, including shell and it is mounted in the intracorporal circuit board of shell, on circuit board
Equipped with control circuit, the control circuit includes:
RS485 automatic transceiving module: for receiving the data in RS485 bus, and transfer data to it is 433 wireless/
WIFI/ network interface/Zigbee communication module interface module or from 433 wireless/WIFI/ network interface/Zigbee communication module interface modules
Data are obtained, and send data to RS485 bus；
433 wireless/WIFI/ network interface/Zigbee communication module interface modules: standard modular interface is provided, is used for and shows
There is communication module to dock；
Power module: for providing reliable and stable operating voltage；
Power module/WIFI/ network interface/Zigbee communication module interfaces wireless with RS485 automatic transceiving module and 433 respectively
Module is connected, and RS485 automatic transceiving module is connected with 433 wireless/WIFI/ network interface/Zigbee communication modules.
The RS485 automatic transceiving module includes chip U3 and triode Q1,1 foot and light emitting diode of chip U3
The cathode of DS2 is connected, and end is as first output end or input terminal and 433 wireless/WIFI/ network interface/Zigbee communication modules altogether
Interface module is connected, and 2 feet of chip U3 connect the collector of triode Q1 and one end of resistance R4, the other end point of resistance R4 respectively
One end, one end of the 8 foot capacitor C10 of chip U3 and one end of resistance R6 of other connecting resistance R5, end and the 5V of power module are electric altogether
Source output terminal is connected, one end of the base stage connecting resistance R7 of triode Q1, the other end of resistance R7 and the cathode of light emitting diode DS1
It is connected, end is as second output end or input terminal and 433 wireless/WIFI/ network interface/Zigbee communication module interface module phases altogether
Even, the other end of the anode of the anode difference sending and receiving optical diode DS2 of light emitting diode DS1 and resistance R5,5 feet point of chip U3
The emitter of triode Q1, the other end of capacitor C10, one end of resistance R10, the anode of discharge tube T2 and discharge tube T3 are not met
Anode, end ground connection, 6 feet of chip U3 are connected with one end of resistance R8 altogether, and the other end difference connecting resistance R6's of resistance R8 is another
End, the anode of discharge tube T1, discharge tube T2 cathode, first input terminal A of the end as RS485 automatic transceiving module altogether, core
7 feet of piece U3 are connected with one end of resistance R9, the other end of the other end of resistance R9 difference connecting resistance R10, discharge tube T2 it is negative
The cathode of pole and discharge tube T1 holds second input terminal B as RS485 automatic transceiving module altogether.
Described 433 wireless/WIFI/ network interface/Zigbee communication module interface modules include port P2,1 foot of port P2
5 feet of port P2 and one end of capacitor C11 are connect respectively, and end ground connection, 2 feet of port P2 are connected with the other end of capacitor C11 altogether, altogether
End is connected with the power output end of power module, 3 feet of port P2 and first output end of RS485 automatic transceiving module or defeated
Outlet is connected, and 4 feet of port P2 are connected with second output end or output end of RS485 automatic transceiving module.
The power module includes chip U1 and port P1, and 1 foot of chip U1 is connected with one end of capacitor C1, capacitor C1
The other end connect one end of the cathode of diode D3,8 feet of chip U1 and inductance L2 respectively, the other end of inductance L2 is connected to respectively
The anode of electrode capacitance C6, one end of day safe C5, one end of resistance R2, the cathode of discharge tube T5 and resistance R1 one end, altogether hold
As 5V power output end, the anode of diode D3 connects 2 feet of port P1 respectively, the anode of light emitting diode T4, has electrode capacitance
The cathode of C2, one end of capacitor C4,6 feet of chip U1,9 feet, one end of day resistance R3, has extremely electricity at the cathode for having electrode capacitance C3
Hold the cathode of the cathode of C6, the other end of capacitor C5, the anode of discharge tube T5 and light emitting diode DS3, altogether end ground connection, resistance R2
The other end difference connecting resistance R3 the other end and chip U1 4 feet, the other end sending and receiving optical diode DS3 of resistance R1 is just
Pole, 7 feet of chip U1 connect one end of the other end of capacitor C4, the anode for having electrode capacitance C3 and inductance L1 respectively, and inductance L1's is another
One end is connected to the anode of electrode capacitance C2 and the cathode of diode D1 respectively, and the anode of diode D1 connects the cathode of discharge tube T4 respectively
With one end of fuse F1, the other end of fuse F1 is connected with 1 foot of port P1.
The utility model structure novel is unique, and circuit advantages of simple is easy to produce, easy to operate, at low cost, realizes RS485
Change into the function of various communication modes, such as 433M wireless self-networking, 2.4GZigbee, Ethernet, wifi, make field wiring with
Long-range monitoring room wire laying mode can be with flexible conversion, and compatibility is strong, solves between the storehouse of silo and storehouse, between the storehouse for grain, etc. in every storehouse
Between, between storehouse and monitoring room communication mode flexible conversion, reduce the difficulty and cost of communication wires, while ensure that grain
The stability of storehouse communication, and then ensure that the stability of silo control performance, on the existing cabling scenario of user, control system
Accomplish quickly and effectively to be compatible with, it is the innovation on silo communication device that easy to use, effect is good, there is good society and warp
Ji benefit.
Detailed description of the invention
Fig. 1 is the circuit frame schematic diagram of the utility model.
Fig. 2 is the circuit diagram of the utility model RS485 automatic transceiving module.
Fig. 3 be the utility model 433 it is wireless/WIFI/ network interface/Zigbee communication module interface module circuit diagram.
Fig. 4 is the circuit diagram of the utility model power module；
Fig. 5 is the frame schematic diagram of the utility model use state.
Fig. 6 is that the utility model module is connected schematic diagram.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
It is provided by Fig. 1-6, the utility model includes shell and control electricity is housed on the intracorporal circuit board of shell, circuit board
Road, the control circuit include:
RS485 automatic transceiving module: for receiving the data in RS485 bus, and transfer data to it is 433 wireless/
WIFI/ network interface/Zigbee communication module interface module or from 433 wireless/WIFI/ network interface/Zigbee communication module interface modules
Data are obtained, and send data to RS485 bus；
433 wireless/WIFI/ network interface/Zigbee communication module interface modules: standard modular interface is provided, is used for and shows
There is communication module to dock；Communication module is the prior art, 433 nothings produced such as Shanghai Sang Rui electronics technology limited liability company
The WIFI/ network interface module USR-WIFI232- that line communication module SRWF-1E86, Shandong someone Information Technology Co., Ltd produce
B2, Zigbee communication module E34 of the special Electronic Science and Technology Co., Ltd.'s production in Chengdu 100,000,100 etc.；
Power module: for providing reliable and stable operating voltage；As RS485 automatic transceiving module and 433 wireless/
WIFI/ network interface/Zigbee communication module interface module provides 5V power supply；
Power module/WIFI/ network interface/Zigbee communication module interfaces wireless with RS485 automatic transceiving module and 433 respectively
Module is connected, and RS485 automatic transceiving module is connected with 433 wireless/WIFI/ network interface/Zigbee communication modules.
To guarantee that using effect, the RS485 automatic transceiving module include chip U3 and triode Q1, the 1 of chip U3
Foot is connected with the cathode of light emitting diode DS2, altogether end as first output end or input terminal and 433 wirelessly/WIFI/ network interfaces/
Zigbee communication module interface module is connected, and 2 feet of chip U3 connect the collector of triode Q1 and one end of resistance R4 respectively, electricity
Hinder one end of other end difference one end of connecting resistance R5 of R4, one end of the 8 foot capacitor C10 of chip U3 and resistance R6, altogether end with
The 5V power output end (corresponding socket can be arranged at the total end in the VCC5V plug of power module) of power module is connected, three poles
One end of the base stage connecting resistance R7 of pipe Q1, the other end of resistance R7 are connected with the cathode of light emitting diode DS1, and end is used as second altogether
A output end or input terminal are connected with 433 wireless/WIFI/ network interface/Zigbee communication module interface modules, light emitting diode DS1
The anode anode of sending and receiving optical diode DS2 and the other end of resistance R5 respectively, 5 feet of chip U3 connect the hair of triode Q1 respectively
Emitter-base bandgap grading, the other end of capacitor C10, one end of resistance R10, the anode of discharge tube T2 and discharge tube T3 anode, altogether end ground connection (with
The ground connection socket GND of power module is connected), 6 feet of chip U3 are connected with one end of resistance R8, and the other end of resistance R8 connects respectively
The other end of resistance R6, the anode of discharge tube T1, discharge tube T2 cathode, altogether end as RS485 automatic transceiving module first
7 feet of a input terminal A, chip U3 are connected with one end of resistance R9, the other end of the other end difference connecting resistance R10 of resistance R9,
The cathode of discharge tube T2 and the cathode of discharge tube T1 hold second input terminal B as RS485 automatic transceiving module altogether.
The chip U3 is the RS485 communication chip of the model SP485EEN of Exar company production；
RS485 automatic transceiving module receives the data in RS485 bus for (1), and transfers data to communication interface
Module (2) obtains data from communication interface modules, and sends data to RS485 bus；
Resistance R5, light emitting diode DS1, DS2 constitute transmitting-receiving indicator light circuit, are used to indicate the reiving/transmitting state of data；
Chip U3, resistance R8, R9, R6, R10, capacitor C10, discharge tube T1, T2, T3 constitute data transmit-receive, RS485 connects
Mouth and bus protection circuit；
Resistance R7, triode Q1 and resistance R4 constitute automaticdata reiving/transmitting state switching circuit, work as communication interface modules
When transferring data to first output end or input terminal (port RS485_TXD) of RS485 automatic transceiving module, automatic transceiving shape
The operating mode of chip U3 can be switched to transmission state by state switching circuit, realize the transmission of data, when data are sent completely,
Chip U3 is switched to reception state by switching circuit, receives the data in bus.
Described 433 wireless/WIFI/ network interface/Zigbee communication module interface modules include port P2,1 foot of port P2
5 feet of port P2 and one end of capacitor C11 are connect respectively, and end ground connection, 2 feet of port P2 are connected with the other end of capacitor C11 altogether, altogether
End and the power output end (corresponding socket can be arranged at the total end in VCC5V plug) of power module are connected, 3 feet of port P2
With first output end or output end (1 foot of chip U3 and the total end of light emitting diode DS2) phase of RS485 automatic transceiving module
Even, 4 feet of port P2 and second output end of RS485 automatic transceiving module or output end (resistance R7 and light emitting diode DS1
Total end) be connected.
Capacitor C11 is shunt capacitance, the decoupling for power supply.Port P2 is communication module interface, for connecting existing 433
Wireless communication module, WIFI communication module, network interface communication module or Zigbee communication module, connect different communication modules, make
Circuit obtains different communication modes.
The power module includes chip U1 and port P1, and 1 foot of chip U1 is connected with one end of capacitor C1, capacitor C1
The other end connect one end of the cathode of diode D3,8 feet of chip U1 and inductance L2 respectively, the other end of inductance L2 is connected to respectively
The anode of electrode capacitance C6, one end of day safe C5, one end of resistance R2, the cathode of discharge tube T5 and resistance R1 one end, altogether hold
As 5V power output end (being equipped with plug VCC5V), the anode of diode D3 meets 2 feet, the light emitting diode T4 of port P1 respectively
Anode, the cathode for having electrode capacitance C2, the cathode, one end of capacitor C4,6 feet of chip U1,9 feet, the day resistance that have electrode capacitance C3
One end of R3, the cathode for having electrode capacitance C6, the other end of capacitor C5, the anode of discharge tube T5 and light emitting diode DS3 cathode,
End ground connection (being connected with ground connection socket GND) altogether, the other end of the other end difference connecting resistance R3 of resistance R2 and 4 feet of chip U1,
The anode of the other end sending and receiving optical diode DS3 of resistance R1,7 feet of chip U1 connect the other end of capacitor C4 respectively, have electrode capacitance
The anode of C3 and one end of inductance L1, the other end of inductance L1 are connected to the anode of electrode capacitance C2 and the cathode of diode D1 respectively,
The anode of diode D1 connects the cathode of discharge tube T4 and one end of fuse F1 respectively, and the other end of fuse F1 is with port P1's
1 foot is connected.3 feet of port P1 are connected with first input terminal A of RS485 automatic transceiving module to be connect as first field device
Mouth or monitoring room equipment interface, 4 feet of port P1 are connected as second with second input terminal B of RS485 automatic transceiving module
A field device interface or monitoring room equipment interface.
The chip U1 is the switching power source chip of the model LM22676MRX-ADJ of TI (Texas Instrument) production；
Power module is used to provide reliable and stable operating voltage for entire control circuit.
Port P1, fuse F1, diode D1 and discharge tube T4 constitute the protection circuit of power input, prevent
Stream, reverse power connection and transient voltage are damaged caused by circuit；
There are electrode capacitance C2, inductance L1, there is electrode capacitance C3 and capacitor C4 to constitute PI mode filter, to the power supply of prime input
It is filtered, prevents high-power inductive load influence caused by late-class circuit in current supply circuit；
Chip U1, capacitor C1, resistance R3, diode D3, inductance L2, the 5V for thering is electrode capacitance C6, capacitor C5, resistance R2 to constitute
DC8~40V power supply of input is converted to stable DC5V power supply by switching power circuit；
Discharge tube T5 is packet routing device, prevents transient voltage from damaging late-class circuit；
Resistance R1 and light emitting diode DS3 forms power indicator circuit.
When the utility model is used, communication transfer interface module has 2, and the input terminal of first communication transfer interface module (A) passes through
RS485 bus is connected with field device, and output end is connected with communication module, the input terminal of second communication transfer interface module (B) with
Communication module is connected, and output end is connected by RS485 bus with monitoring room equipment, and the field device is various controllers,
Such as Intelligent ventilation controller, grain temperature detector survey controller；The monitoring room equipment is computer, grain feelings host, ventilating system master
Machine etc., the communication module are existing communication module, and 433 such as the production of Shanghai Sang Rui electronics technology limited liability company are wireless
Communication module SRWF-1E86, Shandong someone Information Technology Co., Ltd production WIFI/ network interface module USR-WIFI232-B2,
The Zigbee communication module E34 etc. of the special Electronic Science and Technology Co., Ltd.'s production in Chengdu 100,000,100；Various lead to is changed into realize RS485
The function of letter mode, such as 433M wireless self-networking, 2.4GZigbee, Ethernet, wifi, make field wiring and long-range monitoring
Room wire laying mode can be with flexible conversion, and compatibility is strong, solve between the storehouse of silo and storehouse, between the storehouse for grain, etc. in every storehouse between, storehouse with
The flexible conversion of communication mode between monitoring room, reduces the difficulty and cost of communication wires, while ensure that silo communication
Stability, and then ensure that the stability of silo control performance, on the existing cabling scenario of user, control system has been accomplished fastly
Fast effective compatible, easy to use, effect is good, is the innovation on silo communication device, there is good social and economic benefit.
Claims (4)
1. a kind of communication transfer interface module for silo communication, including shell and it is mounted in the intracorporal circuit board of shell, filled on circuit board
There is control circuit, which is characterized in that the control circuit includes:
RS485 automatic transceiving module: for receiving the data in RS485 bus, and 433 wireless/WIFI/ nets are transferred data to
Mouth/Zigbee communication module interface module obtains number from 433 wireless/WIFI/ network interfaces/Zigbee communication module interface module
According to, and send data to RS485 bus；
433 wireless/WIFI/ network interface/Zigbee communication module interface modules: providing standard modular interface, for leading to existing
Letter module is docked；
Power module: for providing reliable and stable operating voltage；
Power module/WIFI/ network interface/Zigbee communication module interface modules wireless with RS485 automatic transceiving module and 433 respectively
It is connected, RS485 automatic transceiving module is connected with 433 wireless/WIFI/ network interface/Zigbee communication modules.
2. the communication transfer interface module according to claim 1 for silo communication, which is characterized in that the RS485 is certainly
Dynamic transceiver module includes chip U3 and triode Q1, and 1 foot of chip U3 is connected with the cathode of light emitting diode DS2, holds conduct altogether
First output end or input terminal are connected with 433 wireless/WIFI/ network interface/Zigbee communication module interface modules, and the 2 of chip U3
Foot connects the collector of triode Q1 and one end of resistance R4, one end of the other end difference connecting resistance R5 of resistance R4, chip respectively
One end of the 8 foot capacitor C10 of U3 and one end of resistance R6, end is connected with the 5V power output end of power module altogether, triode Q1
Base stage connecting resistance R7 one end, the other end of resistance R7 is connected with the cathode of light emitting diode DS1, and end is defeated as second altogether
Outlet or input terminal are connected with 433 wireless/WIFI/ network interface/Zigbee communication module interface modules, and light emitting diode DS1 is just
The anode of sending and receiving optical diode DS2 and the other end of resistance R5 are distinguished in pole, and 5 feet of chip U3 connect the transmitting of triode Q1 respectively
Pole, the other end of capacitor C10, one end of resistance R10, the anode of discharge tube T2 and discharge tube T3 anode, altogether end ground connection, chip
6 feet of U3 are connected with one end of resistance R8, the other end of the other end of resistance R8 difference connecting resistance R6, discharge tube T1 anode,
The cathode of discharge tube T2 holds first input terminal A as RS485 automatic transceiving module altogether, and 7 feet of chip U3 are with resistance R9's
One end is connected, the other end, the cathode of discharge tube T2 and the cathode of discharge tube T1 of the other end difference connecting resistance R10 of resistance R9,
Second input terminal B of the end as RS485 automatic transceiving module altogether.
3. the communication transfer interface module according to claim 2 for silo communication, which is characterized in that described 433 are wireless/
WIFI/ network interface/Zigbee communication module interface module includes port P2, and 1 foot of port P2 connects 5 feet and capacitor of port P2 respectively
One end of C11, end ground connection, 2 feet of port P2 are connected with the other end of capacitor C11 altogether, and end and the power supply of power module export altogether
End be connected, 3 feet of port P2 are connected with first output end or output end of RS485 automatic transceiving module, 4 feet of port P2 and
Second output end or output end of RS485 automatic transceiving module are connected.
4. the communication transfer interface module according to claim 3 for silo communication, which is characterized in that the power module
Including chip U1 and port P1,1 foot of chip U1 is connected with one end of capacitor C1, and the other end of capacitor C1 meets diode D3 respectively
Cathode, 8 feet of chip U1 and one end of inductance L2, it is safe that the other end of inductance L2 is connected to the anode of electrode capacitance C6, day respectively
One end of C5, one end of resistance R2, the cathode of discharge tube T5 and resistance R1 one end, altogether end be used as 5V power output end, two poles
The anode of pipe D3 connects 2 feet of port P1 respectively, the anode of light emitting diode T4, the cathode for having electrode capacitance C2, has electrode capacitance C3's
Cathode, one end of capacitor C4,6 feet of chip U1,9 feet, one end of day resistance R3, the cathode for having electrode capacitance C6, capacitor C5 it is another
One end, the anode of discharge tube T5 and light emitting diode DS3 cathode, end ground connection, the other end of resistance R2 distinguish connecting resistance R3 altogether
The other end and chip U1 4 feet, the anode of the other end sending and receiving optical diode DS3 of resistance R1,7 feet of chip U1 connect electricity respectively
Hold the other end of C4, one end of the anode and inductance L1 that have electrode capacitance C3, the other end of inductance L1 is connected to electrode capacitance C2's respectively
The anode of the cathode of anode and diode D1, diode D1 connects the cathode of discharge tube T4 and one end of fuse F1 respectively, fuses
The other end of device F1 is connected with 1 foot of port P1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821853505.2U CN208766655U (en) | 2018-11-12 | 2018-11-12 | A kind of communication transfer interface module for silo communication |
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| CN201821853505.2U CN208766655U (en) | 2018-11-12 | 2018-11-12 | A kind of communication transfer interface module for silo communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109189709A (en) * | 2018-11-12 | 2019-01-11 | 郑州源创智控有限公司 | Communication transfer interface module for silo communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109189709A (en) * | 2018-11-12 | 2019-01-11 | 郑州源创智控有限公司 | Communication transfer interface module for silo communication |
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Effective date of registration: 20210415 Address after: Room 1503, building 5, Longding Chuangfu center, 310 Lianhua street, high tech Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Zhengzhou Banghai Intelligent Technology Co.,Ltd. Patentee after: ZHENGZHOU YUANCHUANG INTELLIGENT CONTROL Co.,Ltd. Address before: Room 511, 5 / F, building 9, shengshijiaye, No. 316, Lianhua street, high tech Zone, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU YUANCHUANG INTELLIGENT CONTROL Co.,Ltd. |
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