CN207652486U - A kind of equipment by power step by step the bus address distribution and identification of realizing communication - Google Patents
A kind of equipment by power step by step the bus address distribution and identification of realizing communication Download PDFInfo
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- CN207652486U CN207652486U CN201721283877.1U CN201721283877U CN207652486U CN 207652486 U CN207652486 U CN 207652486U CN 201721283877 U CN201721283877 U CN 201721283877U CN 207652486 U CN207652486 U CN 207652486U
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- sensor
- host
- processor
- power
- bus
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- 238000004891 communication Methods 0.000 title claims abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000000446 fuel Substances 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model discloses a kind of equipment by power step by step the bus address distribution and identification of realizing communication,Including host,Host-processor and sensor,Include probe power in the host,Host-processor and communication interface,Sensor processor is equipped in sensor,Bus is connected on host,Bus is by power cord,Ground wire and two core universal serial bus composition,The two core universal serial bus connection host-processor and sensor processor,Two core universal serial bus connect sensor processor and sensor processor,Power cord one end connection probe power and host-processor,The other end connects sensor processor,Power cord connects between sensor processor and sensor processor,The ground wire connection host and sensor processor,Ground wire connects sensor processor and sensor processor,Solve sensor address offering question on two core universal serial bus,Address distribution and identification technology automatically are used,Wire jumper or toggle switch are not needed.
Description
Technical field
The utility model is related to vehicle mounted electrical apparatus field, especially a kind of bus address point for realizing communication by powering step by step
With the equipment with identification.
Background technology
With the development of society, the new-energy automobiles such as compressed natural gas automobile, hydrogen fuel automobile are developed successively,
But the new-energy automobiles such as compressed natural gas automobile, hydrogen fuel automobile more need to pay attention to fuel losses in use,
So general fuel automobile can install multiple sensor leakage alarms, multiple sensor leakage alarms can be serial by two cores
Bus communication connects, and in existing two cores serial bus system, each sensor is needed using the methods of wire jumper, toggle switch
Different addresses is set, even identical sensor, it is also desirable to different addresses be arranged, have the following disadvantages：
Identical sensor, due to provided with different addresses, becoming different products, being needed in the storeroom of spare product and part
Independent numbering increases stock group；
At the scene into when line sensor repair, replacement, it is necessary to verify the address for the sensor being replaced, and at the scene
It is arranged to address completely the same therewith, no it will cause address conflict, system disorders, system can not work normally, to scene
The requirement of staff is very high, and operation element amount is big；
Since wire jumper, toggle switch can not carry out dust-proof, water-proofing treatment, in the place high to protection level requirements, finally
Entire sensor is caused to be unable to reach high level dust-proof, waterproof requirement；
The two core serial bus communications of the utility model（Such as RS-485 buses, CAN bus）System in, for series connection connect
It connecing the multiple sensors used and distributes bus address and identification automatically, the address of all the sensors need not all be preset, with
Host is bus starting point, by being powered on successively to each sensor, coordinates corresponding software, hardware, realizes two core universal serial bus
Distribution and the identification automatically of the bus address of communication, all sensors of the same race complete phase in production, debugging, inventory, installation, replacement
Together, the type of standby redundancy is reduced；The address that the setting of the methods of wire jumper, toggle switch need not be used different, it is real to solve engineering
The problem of applying middle address conflict；Solve the problems, such as that wire jumper, toggle switch can not carry out high-level dust-proof, water-proofing treatment.
Utility model content
In order to solve the above problem the purpose of this utility model be to provide it is a kind of debugging be simple and convenient to operate, reasonable design, work
Make the efficient equipment by power step by step the bus address distribution and identification of realizing communication.
The technical solution of the utility model in order to solve the above problem：A kind of bus address for realizing communication by powering step by step
The equipment with identification, including host, host-processor and sensor are distributed, includes probe power, host in the host
Processor and communication interface, sensor is interior to be equipped with sensor processor, is connected with bus on host, bus is by power cord, ground wire
It is formed with two core universal serial bus, the two core universal serial bus connect host-processor and sensor processor, two cores are serially total
Line connects sensor processor and sensor processor, and described power cord one end connects probe power and host-processor,
The other end connects sensor processor, and power cord connection sensor processor connect host with sensor processor, the ground wire
With sensor processor, ground wire connects sensor processor and sensor processor.
Preferably, be additionally provided with power control circuit in the host and sensor processor, power control circuit with connect
Enter the power cord connection to sensor.
Preferably, the host is connected with several sensors by bus, number of sensors is sensor 1- sensings
Device N.
Preferably, the host is circumscribed with 24V power supplys, there is external communication interface on host.
Beneficial conditions：
The utility model provides a kind of equipment by power step by step the bus address distribution and identification of realizing communication, if
Rationally, on two core universal serial bus of solution sensor address offering question, sensor of the same race only need to carry out a kind of stock number meter,
In installation and debugging, special setting is not needed at the scene, reduces the requirement to debugging, maintenance personal, address has been used to divide automatically
Match and identification technology, does not need wire jumper or toggle switch, sensor can reach the degree of protection of IP67.Improve protection etc.
Grade.
Description of the drawings
Fig. 1 is the structural schematic diagram that the host of the utility model is connect with sensor.
Specific implementation mode
A kind of equipment by power step by step the bus address distribution and identification of realizing communication as shown in Figure 1, including host,
Host-processor and sensor include probe power, host-processor and communication interface in the host, are set in sensor
There is sensor processor, bus is connected on host, bus is made of power cord, ground wire and two core universal serial bus, and described two
Core universal serial bus connects host-processor and sensor processor, and two core universal serial bus connect at sensor processor and sensor
Device is managed, described power cord one end connects probe power and host-processor, and the other end connects sensor processor, power cord
Connection sensor processor connect host and sensor processor with sensor processor, the ground wire, and ground wire connects sensor
Processor and sensor processor are additionally provided with power control circuit, power control circuit in the host and sensor processor
It is connect with the power cord for being linked into sensor, the host is connected with several sensors by bus, and number of sensors is to pass
Sensor 1- sensor N,
The sensor of the utility model is the sensor or all sensors in sensor 1- sensors N, similarly
Sensor processor is also the sensor processing in the sensor processor of sensor processor-sensor N of sensor 1
Device or all sensors processor.
Include probe power and host-processor in the host of the utility model, 24V is intervened outside probe power
Software is arranged in power supply, the interior address that is equipped with of host-processor, and address setting software is for being arranged sensor address, address setting software
For common software, so structure is illustrated, easy to operate and quick, the power cord connection of host-processor and bus, host with
Power control circuit is additionally provided in sensor processor, power control circuit is common technology and is mainly used for controlling power cord
Switch, for powering step by step, sensor processor predominantly detects vehicle-mounted fuel losses situation, and Real-time Feedback is to host, host
External communication interface can connect display, some external equipments such as speech ciphering equipment；The step of work is：
A. host first gives sensor 1 to power, and sensor 1 cuts off the power supply of 2 ~ sensor of subsequent sensor N, and host uses ground
Location is arranged software and communication and data interaction is arranged into row address with sensor, the address of sensor 1 is arranged, on the ground of sensor 1
After location is provided with, sensor 1 opens power control circuit, powers to sensor 2；
B. after the power is turned on, host is arranged with sensor 2 into row address using address setting software to be communicated sensor 2, and setting passes
The address of sensor 2, after the address of sensor 2 is provided with, sensor 2 opens power control circuit, powers to sensor 3；
C. and so on, to sensor N power supplies, setting address, after the addresses sensor N are provided with, completion started
Journey；
D. in start-up course, if address setting is abnormal, host reports an error, and prompts setting abnormal, and check exception.
Vehicle-mounted natural gas leaking alarm system has been made using the utility model, has completed advanced development and debugging,
It could support up 15 leakage alarm sensors, 1 temperature sensor；
Using automatic address setting and identification technology, long time stability operates in gas-fueled vehicles, uses
In the automobile of 24V power supplies, 16 ~ 40V power supply power supplies are supported；
After the completion of start-up course, host completes bus address, and distribution and identification work, host can be according to configuration texts automatically
Part carries out data interaction with each sensor, acquires the data of most 15 natural gas leaking sensors and 1 temperature sensor
With state, integrated treatment, display, externally communication etc. are carried out；
In the system run, any one sensor is replaced, after system re-powers, system can carry out automatically
Sensor address is automatic to be distributed and identifies, is not in address conflict and disorder in system, system can facilitate dimension with normal operation
It repaiies and regular sensor is replaced（It every two years replaces primary）；Sensor is distributed automatically due to the use of address and identification, 15
Natural gas leaking sensor only needs a kind of stock number, does not need 15 kind numbers, in installation and debugging, is not required at the scene
Special setting is wanted, the requirement to debugging, maintenance personal is reduced, due to the use of the automatic distribution in address and identification technology, is not needed
Wire jumper or toggle switch, leak sensor and temperature sensor can reach the degree of protection of IP67.
Specific embodiment described herein is only to be given an example to the utility model.The affiliated skill of the utility model
The technical staff in art field can make various modifications or additions to the described embodiments or using similar side
Formula substitutes, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (4)
1. a kind of equipment by power step by step the bus address distribution and identification of realizing communication, including host, host-processor
And sensor, which is characterized in that include probe power, host-processor and communication interface in the host, in sensor
Equipped with sensor processor, bus is connected on host, bus is made of power cord, ground wire and two core universal serial bus, described
Two core universal serial bus connect host-processor and sensor processor, and two core universal serial bus connect sensor processor and sensor
Processor, described power cord one end connect probe power and host-processor, and the other end connects sensor processor, power supply
Line connects between sensor processor and sensor processor, ground wire connection host and sensor processor, ground wire connect
Sensor processor and sensor processor.
2. a kind of equipment by power step by step the bus address distribution and identification of realizing communication according to claim 1,
It is characterized in that, is additionally provided with power control circuit in the host and sensor processor, power control circuit and be linked into sensing
The power cord of device connects.
3. a kind of equipment by power step by step the bus address distribution and identification of realizing communication according to claim 1,
It is characterized in that, the host is connected with several sensors by bus, and number of sensors is sensor 1- sensors N.
4. a kind of equipment by power step by step the bus address distribution and identification of realizing communication according to claim 1,
It is characterized in that, the host is circumscribed with 24V power supplys, there is external communication interface on host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283877.1U CN207652486U (en) | 2017-10-01 | 2017-10-01 | A kind of equipment by power step by step the bus address distribution and identification of realizing communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283877.1U CN207652486U (en) | 2017-10-01 | 2017-10-01 | A kind of equipment by power step by step the bus address distribution and identification of realizing communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207652486U true CN207652486U (en) | 2018-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721283877.1U Expired - Fee Related CN207652486U (en) | 2017-10-01 | 2017-10-01 | A kind of equipment by power step by step the bus address distribution and identification of realizing communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207652486U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682467A (en) * | 2017-10-01 | 2018-02-09 | 北京迪利科技有限公司 | A kind of bus address distribution that communication is realized by powering step by step is with knowing method for distinguishing |
| WO2022206028A1 (en) * | 2021-03-30 | 2022-10-06 | 纵目科技（上海）股份有限公司 | Communication system based on parallel bus |
-
2017
- 2017-10-01 CN CN201721283877.1U patent/CN207652486U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682467A (en) * | 2017-10-01 | 2018-02-09 | 北京迪利科技有限公司 | A kind of bus address distribution that communication is realized by powering step by step is with knowing method for distinguishing |
| WO2022206028A1 (en) * | 2021-03-30 | 2022-10-06 | 纵目科技（上海）股份有限公司 | Communication system based on parallel bus |
| US12182054B2 (en) | 2021-03-30 | 2024-12-31 | Zongmu Technology (Shanghai) Co., Ltd. | Communication system based on parallel bus |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Yong Inventor after: Si Lingling Inventor after: Yang Yongli Inventor after: Song Yu Inventor before: Yang Yong Inventor before: Si Lingling Inventor before: Yang Yongli Inventor before: Song Yu |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 |
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| CF01 | Termination of patent right due to non-payment of annual fee |