CN106506245B - A kind of mobile unit failure reconnection bus interface module - Google Patents
A kind of mobile unit failure reconnection bus interface module Download PDFInfo
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- CN106506245B CN106506245B CN201611236010.0A CN201611236010A CN106506245B CN 106506245 B CN106506245 B CN 106506245B CN 201611236010 A CN201611236010 A CN 201611236010A CN 106506245 B CN106506245 B CN 106506245B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0659—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
Abstract
The invention discloses a kind of mobile unit failure reconnection bus interface modules, are connected between equipment and bus, and when being used for equipment fault, module is by the Data In-Line of itself and DOL Data Output Line physically connection, so that faulty equipment be kept apart.This interface module structure is simple, response is rapid, cracking can will keep apart between faulty equipment and bus, make bus that can still keep normal operating conditions, to ensure the normal operation of entire vehicle.
Description
Technical field
The present invention relates to mobile unit bus interface fields, in particular to a kind of mobile unit failure reconnection bus interface mould
Block.
Background technique
In the car, many equipment are controlled by bus interface, if having equipment damage travelling on the way
Either power-off or communication failures then will lead to whole bus communication exception, the other equipment in bus made also not receive finger
It enables.Disconnection reconnecting at present on the market is as follows by the way of:
By burn out detection program being arranged, when the previous equipment in bus detects that the latter is set in device software
After standby failure, program can be intact back to send the data received.
This way has the disadvantage that:
1, the normal device after faulty equipment can not obtain data, therefore an equipment fault can only guarantee front equipment energy
It works normally.
2, for the network of bus type topological structure, once the complete power loss of some equipment, can drag down whole network level,
There can not be again data communication so as to cause whole network, therefore this method also fails.
3, the disconnection reconnecting that software approach is realized substantially is to change data transfer path, for the equipment of complete failure,
Can not carry out.
Summary of the invention
The present invention aiming at the deficiencies in the prior art, provide a kind of structure it is simple, when faulty equipment is losing communication
Afterwards, energy New Energy kicks out of rapidly the mobile unit failure reconnection bus interface module of faulty equipment.
To achieve the goals above, the mobile unit failure reconnection bus interface module designed by the present invention, feature exist
In: it is connected between equipment and bus, when being used for equipment fault, module is by the Data In-Line of itself and DOL Data Output Line in object
Connection in reason, so that faulty equipment be kept apart.
Further, the present invention includes relay, is provided with plant-grid connection mouth on the relay, data-in port,
Data-out port, power output, equipment plant-grid connection mouth, data access port, data pick out port；
The plant-grid connection mouth is for connecting external power supply；
The power output and equipment plant-grid connection mouth are for connecting equipment power input port and equipment output end mouth；
The data-in port and data-out port are for connecting data/address bus；
The data access port is used to connect the data-in port of data-in port and equipment；
The data pick out port for connecting the data-out port of data-out port and equipment, in this way, passing through mould
To the switching of port inside block, the physics of input port and output port can be realized under the premise of not changing device line
Changing its course in level makes data that can both form normal circuit, can also form short circuit.
Still further, the relay is provided with several, specifically determined by the radical of communication terminal mouth line.Because of communication
Every, line has respective effect, and the line only numbered on an equal basis is connected together could normal communication, it is therefore necessary to which every line is independent
It picks out.
Still further, further including front cover and rear shell, the closed cavity that front cover is arranged in the relay and rear shell is formed
It is interior.It can guarantee under different operating conditions, inside modules structure, electromagnetic environment is kept constant, and improves the stability of module.
Still further, corresponding power access port, data-in port, data-out port are set gradually on the front cover
There are front cover power interface, front cover data-in port and front cover data-out port；Corresponding power delivery outlet in the rear shell is set
Stand-by power source access port, data access port and data pick out port, and to be disposed with rear cover output port of power source, rear cover power supply defeated
Incoming interface, rear cover data-in port, rear cover data-out port.Output input mouth is separately mounted in module front and back sides can be with
Facilitate the installation of module.
Still further, being provided with mounting hole in the rear shell.Installation can be stablized in matched equipment, prevent module
It falls off.
The present invention has the advantages that
Modules house is between equipment and bus, and when equipment runs well, the data of module enter line, DOL Data Output Line
Respectively with equipment enter line connection, output line connection；After equipment broken string, the data of its own are entered line and data by module
Output line physically connection, so that faulty equipment be kept apart.
Detailed description of the invention
Fig. 1 is mobile unit failure reconnection bus interface module positive structure schematic of the present invention.
Fig. 2 is mobile unit failure reconnection bus interface module structure schematic diagram of the present invention.
Fig. 3 is invention mobile unit failure reconnection bus interface module front configuration schematic diagram.
Fig. 4 is mobile unit failure reconnection bus interface module of the present invention back side configuration schematic diagram.
Fig. 5 is circuit diagram of the present invention.
In figure: mounting hole 1, front cover power interface 2, front cover data-out port 3, front cover data-in port 4, rear shell 5,
Front cover 6, rear cover data-out port 7, rear cover data-in port 8, rear cover output port of power source 9, rear cover power input interface
10, plant-grid connection mouth 11, power output 12, relay 13, data-in port 14, data-out port 15, equipment power supply
Access port 16, data access port 17, data pick out port 18, and power supply line 19, supply lines 20, single relay 21, first draws
Foot 22, second pin 23, third pin 24, the 4th pin 25.
Specific embodiment
The present invention is described in further detail in the following with reference to the drawings and specific embodiments:
Mobile unit failure reconnection bus interface module, is connected between equipment and bus shown in Fig. 1-4, for setting
When standby failure, module is by the Data In-Line of itself and DOL Data Output Line physically connection, so that faulty equipment be kept apart.
The design includes relay 13, and plant-grid connection mouth 11, data-in port 14, data output end are provided on the relay 13
Mouth 15, power output 12, equipment plant-grid connection mouth 16, data access port 17, data pick out port 18；
The plant-grid connection mouth 11 is for connecting external power supply；
The power output 12 and equipment plant-grid connection mouth 11 are used to connect the power input port and output end of equipment
Mouthful；
The data-in port 14 and data-out port 15 are for connecting data/address bus；
The data access port 17 is used to connect the data-in port of data-in port 14 and equipment；
The data pick out port 18 for connecting the data-out port of data-out port 15 and equipment.
Wherein, relay 13 is provided with several, is specifically determined by the radical of communication terminal mouth line.The design further includes front cover
6 and rear shell 5, in the closed cavity that front cover 6 is arranged in relay 13 and rear shell 5 is formed.Corresponding power access port 11 on front cover 6,
Data-in port 14, data-out port 15 are disposed with front cover power interface 2, front cover data-in port 4 and front cover
Data-out port 3；Corresponding power delivery outlet 12, equipment plant-grid connection mouth 16,17 sum number of data access port in the rear shell 5
According to pick out port 18 be disposed with rear cover output port of power source 9, rear cover power input interface 10, rear cover data-in port 8,
Rear cover data-out port 7.Mounting hole 1 is provided in rear shell 5.
The principle of the present invention is: mobile unit failure reconnection bus interface module is placed between equipment and bus, when setting
Standby when running well, the data of module enter line, DOL Data Output Line and enter line connection, output line connection with equipment respectively；When
Equipment broken string after, the data of its own are entered line and DOL Data Output Line physically connection by module, thus by faulty equipment every
It leaves and.
The data that front cover data-in port 4 receives pass through rear cover data-out port 7 into equipment, warp by module again
After crossing equipment processing, rear cover data-in port 8 leaves equipment and flows out again from front cover data-out port 3 by module.Front cover
Power interface 2 receives power supply and powers from rear cover output port of power source 9 to equipment.Rear cover power input interface 10 be equipment back to
The port of module for power supply, when equipment power loss, same power loss in module.
Fig. 5 is circuit connection schematic diagram.Power supply line 19 and front cover power interface 2, plant-grid connection mouth 11, power output 12
With the successively connection of rear cover output port of power source 9.23 connection of first pin 22 and second pin, third pin 24 and the 4th pin 25
Connection.
Supply lines 20, rear cover power input interface 10 and the equipment plant-grid connection mouth 16 of circuit board successively connection.21 be one
A single relay, relay inside are a single-pole double-throw switch (SPDT).When the supply lines 20 of circuit board has electricity, individually after
Single-pole double-throw switch (SPDT) in electric appliance 21 gets to the right as shown in the figure.23 connection of first pin 22 and second pin, third pin 24
With 25 connection of the 4th pin.
When the supply lines 20 of circuit board is without electricity, as shown in Fig. 5 right figure, single-pole double-throw switch (SPDT) gets to the left side.The
24 connection of one pin 22 and 25 connection of the 4th pin, second pin 23 and third pin.
The first pin 22 is one of pin of data-in port 14 on circuit boards, second pin 23 is that data connect
A pin, the third pin 24 of exit port 18 are that a pin, the 4th pin 25 of data access port 17 are data output
One pin of port 15.Therefore front cover data-in port 4 and rear cover data-out port 7 when equipment has electricity
Logical, front cover data-out port 3 and 8 connection of rear cover data-in port.When equipment power loss, front cover data-in port
4 and 3 connection of front cover data-out port.
When equipment has electricity, data connect normal through front cover data-in port 4, data-in port 14, data
Exit port 18, rear cover data-out port 7 reach equipment, after equipment is handled, data from rear cover data-in port 8, number
External bus is returned to according to access interface 17, data-out port 15, front cover data-out port 3.After equipment fault power loss, number
Enter according to from front cover data-in port 4, is then returned directly to bus from front cover data-out port 3.By the above process, really
It protects when equipment is normal, communication can be normally carried out, when equipment fault power loss, external data circulate still just
Often.
The present invention can solve this problem, and when faulty equipment is after losing communication, the present invention can be kicked faulty equipment
Entire bus structures out, the communication without will affect entire bus make automobile remaining function after losing this equipment still may be used
To operate normally.
Claims (5)
1. a kind of mobile unit failure reconnection bus interface module, it is characterised in that: be connected between equipment and bus, for setting
When standby failure, module is by the Data In-Line of itself and DOL Data Output Line physically connection, so that faulty equipment be kept apart；
Further include relay (13), it is defeated that plant-grid connection mouth (11), data-in port (14), data are provided on the relay (13)
Exit port (15), power output (12), equipment plant-grid connection mouth (16), data access port (17), data pick out port
(18)；
The plant-grid connection mouth (11) is for connecting external power supply；
The power output (12) and equipment plant-grid connection mouth (11) are used to connect the power input port and output end of equipment
Mouthful；
The data-in port (14) and data-out port (15) are for connecting data/address bus；
The data access port (17) is used to connect the data-in port of data-in port (14) and equipment；
The data pick out port (18) for connecting the data-out port of data-out port (15) and equipment.
2. mobile unit failure reconnection bus interface module according to claim 1, it is characterised in that: the relay
(13) several are provided with, is specifically determined by the radical of communication terminal mouth line.
3. mobile unit failure reconnection bus interface module according to claim 1, it is characterised in that: further include front cover
(6) it is arranged in the closed cavity that front cover (6) and rear shell (5) are formed with rear shell (5), the relay (13).
4. mobile unit failure reconnection bus interface module according to claim 3, it is characterised in that: the front cover (6)
Upper corresponding power access port (11), data-in port (14), data-out port (15) are disposed with front cover power interface
(2), front cover data-in port (4) and front cover data-out port (3)；Corresponding power delivery outlet (12) on the rear shell (5),
Equipment plant-grid connection mouth (16), data access port (17) and data pick out port (18) and are disposed with rear cover power output end
Mouth (9), rear cover power input interface (10), rear cover data-in port (8), rear cover data-out port (7).
5. mobile unit failure reconnection bus interface module according to claim 3, it is characterised in that: the rear shell (5)
On be provided with mounting hole (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236010.0A CN106506245B (en) | 2016-12-28 | 2016-12-28 | A kind of mobile unit failure reconnection bus interface module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236010.0A CN106506245B (en) | 2016-12-28 | 2016-12-28 | A kind of mobile unit failure reconnection bus interface module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106506245A CN106506245A (en) | 2017-03-15 |
| CN106506245B true CN106506245B (en) | 2019-06-11 |
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ID=58334551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611236010.0A Active CN106506245B (en) | 2016-12-28 | 2016-12-28 | A kind of mobile unit failure reconnection bus interface module |
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| CN (1) | CN106506245B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6184732B1 (en) * | 1999-08-06 | 2001-02-06 | Intel Corporation | Setting the common mode level of a differential charge pump output |
| JP2006260140A (en) * | 2005-03-17 | 2006-09-28 | Fujitsu Ltd | Data processing system |
| CN100336357C (en) * | 2005-08-25 | 2007-09-05 | 上海交通大学 | Redundant crossing ring data bus network topological structure |
| CN1924822A (en) * | 2005-08-31 | 2007-03-07 | 纬创资通股份有限公司 | Method and device for detecting and separating accident members in serial bus |
| CN101894056A (en) * | 2009-05-19 | 2010-11-24 | 大唐移动通信设备有限公司 | Bus and working node isolation device and fault recovery system and method thereof |
| CN102130722B (en) * | 2011-03-01 | 2014-04-23 | 南京航空航天大学 | Cross channel (CH) data link system of fly-by-light flight control system |
| CN102752194B (en) * | 2012-06-12 | 2015-04-15 | 黄程云 | Frame structure-based forwarding method and RS-485 bus hub |
| CN102769970B (en) * | 2012-07-02 | 2015-07-29 | 上海广茂达光艺科技股份有限公司 | For node apparatus and the LED lamplight network topology structure of LED lamplight net control |
| CN102880143B (en) * | 2012-09-27 | 2014-10-22 | 中国船舶重工集团公司第七一九研究所 | Single control area network (CAN) controller hot-redundant CAN bus system and implementation method thereof |
| CN203206272U (en) * | 2012-12-28 | 2013-09-18 | 比亚迪股份有限公司 | CAN network system having fault detection function |
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- 2016-12-28 CN CN201611236010.0A patent/CN106506245B/en active Active
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