CN208537957U - A kind of electric wire connecting junction and bus system - Google Patents
A kind of electric wire connecting junction and bus system Download PDFInfo
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- CN208537957U CN208537957U CN201821409746.8U CN201821409746U CN208537957U CN 208537957 U CN208537957 U CN 208537957U CN 201821409746 U CN201821409746 U CN 201821409746U CN 208537957 U CN208537957 U CN 208537957U
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Abstract
The utility model provides a kind of electric wire connecting junction, including with the first lead-in line joint, second lead-in line joint, the first outlet joint being connected with the first lead-in line joint, the second outlet joint being connected with the second lead-in line joint, the third outlet joint being connected with the first lead-in line joint, and the 4th outlet joint being connected with the second lead-in line joint, first lead-in line joint and the second lead-in line joint are used to be connected with the main website of bus system, first outlet joint and the second outlet joint are used to be connected with a slave station of bus system, third outlet joint and the 4th outlet joint are used to be connected with another slave station of bus system.Electric wire connecting junction is when in use in the utility model, the connection being able to achieve between multiple slave stations and main website, and it is connected in parallel between multiple slave stations, in this way, when a slave station is out of order and needs to remove, the connection between other slave stations and main website will not be interrupted, and then the normal communication between other slave stations and main website will not be influenced.
Description
Technical field
The utility model relates to bus system technical fields, more particularly to a kind of electric wire connecting junction and bus system.
Background technique
PROFIBUS is the english abbreviation of Process FieldbusROFIBUS (PROCESS FIELD BUS), is formally become in 1989
The international standard of fieldbus.PROFIBUS occupies leading position, global device node in the field of a variety of automations
Number alreadys exceed 20,000,000.It is made of three compatible portions, i.e. PROFIBUS-DP, PROFIBUS-PA, PROFIBUS-FMS.
PROFIBUS-DP is applied to field level, it is a kind of high speed low cost communication, for device level control system and distributing I/O
Between communication, the bus cycles are generally less than 10ms, use the 1st, 2 layer of agreement and user interface, it is ensured that data transmission it is quick
It is carried out with effective.
PROFIBUS-DP fieldbus networks topological structure is bus-type, the active terminal resistance in both ends.
PROFIBUS connection principle is as shown in Figure 1.And as shown in Fig. 2, existing PROFIBUS bus system by main website 2 and from
Partial cables composition in all DP cables and slave station 3 stood between 3, and whole slave stations 3 are connected in series.When slave station 3 is not most
When end, which also becomes one section of bus, and the terminal resistance of the slave station 3 is in OFF state；And for being located at most end
The slave station 3 at end, terminal resistance is on state.As shown in figure 3, bus just will appear when wherein a certain slave station 3 is removed
Breakpoint, to cause the communication failure of subsequent slave station 3 and main website 2.Meanwhile PROFIBUS equipment back panel wiring principle is shown in Fig. 4 institute
Show.
In actual moving process, when a slave station 3 breaks down in bus, and needs replacing new equipment, handle is needed
Bus removes, and causes the slave station 3 of this equipment that can not communicate with main website 2.If subsequent slave station equipment is supervisory instrument, can make
Real process parameter can not be monitored at operations staff；Especially if subsequent slave station equipment is executing agency, operations staff will cause
It can not operate, serious influence may be caused on process operation.
Utility model content
In view of the foregoing deficiencies of prior art, the technical problem to be solved by the present invention is to provide a kind of energy will
The electric wire connecting junction that slave station and main website in bus system are attached.
To achieve the above object, the utility model provides a kind of electric wire connecting junction, including connects with the first lead-in line joint, the second inlet wire
Head, the first outlet joint being connected with the first lead-in line joint, the second outlet joint being connected with the second lead-in line joint and the
The third outlet joint that one lead-in line joint is connected and the 4th outlet joint being connected with the second lead-in line joint, described first
Lead-in line joint and the second lead-in line joint are used to be connected with the main website of bus system, first outlet joint and the second outlet
Connector is used to be connected with a slave station of bus system, the third outlet joint and the 4th outlet joint be used to always
Another slave station of linear system system is connected.
Further, first outlet joint is connected with the first conducting wire, second outlet joint and the second conducting wire
It is connected, the third outlet joint is connected by privates with the first lead-in line joint, and first conducting wire is led with third
Line is connected, and the 4th outlet joint is connected by privates with the second lead-in line joint, second conducting wire and the 4th
Conducting wire is connected.
As described above, the utility model relates to electric wire connecting junction, have the advantages that
In the utility model electric wire connecting junction when in use, the first lead-in line joint and the second lead-in line joint with bus system
Main website is connected, and the first outlet joint and the second outlet joint are connected with a slave station of bus system, and third goes out
Wire terminal and the 4th outlet joint are connected with another slave station of bus system, to be realized using the electric wire connecting junction multiple
Connection between slave station and main website, and be connected in parallel between multiple slave stations, in this way, when a slave station is out of order and needs to remove, it will
The connection between other slave stations and main website will not be interrupted, and then the normal communication between other slave stations and main website will not be influenced, is protected
Demonstrate,prove other slave stations can normal use, and facilitate the maintenance work of bus system.
Another technical problem to be solved in the utility model is to provide a kind of bus system, one in the bus system
When a slave station needs to remove, the normal communication between other slave stations and main website is not interfered with.
To achieve the above object, the utility model provides a kind of bus system, including main website and multiple slave stations, the slave station
It is connected by the electric wire connecting junction with main website, and whole slave stations are connected in parallel.
Further, at least one electric wire connecting junction is positive with electric wire connecting junction, it is described just with the first lead-in line joint of electric wire connecting junction and
Second lead-in line joint is connected with main website, it is described just with the first outlet joint of electric wire connecting junction and the second outlet joint and wherein
One slave station is connected, described to be just connected with another slave station with the third outlet joint of electric wire connecting junction and the 4th outlet joint
It connects.
Further, at least one electric wire connecting junction be spare electric wire connecting junction, the first lead-in line joint of the spare electric wire connecting junction and
Second lead-in line joint is connected with main website；The third outlet joint and the 4th outlet joint of the spare electric wire connecting junction with one
Slave station is connected.
Further, it is at least positive there are two electric wire connecting junction and uses electric wire connecting junction；The slave station at least there are three, two are just used wiring
Device is respectively the first electric wire connecting junction, the second electric wire connecting junction, and three slave stations are respectively the first slave station, the second slave station, third slave station, and first connects
The first lead-in line joint and the second lead-in line joint of line device are connected with main website, the first outlet joint of the first electric wire connecting junction and second
Outlet joint is connected with the first slave station, and the third outlet joint and the 4th outlet joint of the first electric wire connecting junction connect with second respectively
The first lead-in line joint and the second lead-in line joint of line device are connected, the first outlet joint and the second outlet joint of the second electric wire connecting junction
It is connected with the second slave station, the third outlet joint and the 4th outlet joint of the second electric wire connecting junction are connected with third slave station.
Further, N number of electric wire connecting junction is positive with electric wire connecting junction, N >=3；The slave station has N+1, all just uses electric wire connecting junction
Respectively the first electric wire connecting junction, the second electric wire connecting junction ..., N electric wire connecting junction, whole slave stations be respectively the first slave station, the second slave station ...,
N slave station, N+1 slave station, the first lead-in line joint and the second lead-in line joint of the first electric wire connecting junction are connected with main website, and first connects
The first outlet joint and the second outlet joint of line device are connected with the first slave station；First lead-in line joint of M electric wire connecting junction and
Second lead-in line joint is connected with the third outlet joint of M-1 electric wire connecting junction and the 4th outlet joint respectively, the M wiring
The first outlet joint and the second outlet joint of device are connected with M slave station, the third outlet joint of the M electric wire connecting junction and
4th outlet joint is connected with the first lead-in line joint of M+1 electric wire connecting junction and the second lead-in line joint respectively, 2≤M≤N-1；The
The first outlet joint and the second outlet joint of N electric wire connecting junction are connected with N slave station, the third outlet joint of N electric wire connecting junction
It is connected with N+1 slave station with the 4th outlet joint.
As described above, the utility model relates to bus system, have the advantages that
Bus system in the utility model, slave station are connect by the electric wire connecting junction with main website, and whole slave station parallel connections connect
It connects, in this way, the connection between other slave stations and main website, Jin Erye will not be interrupted when a slave station is out of order and needs to remove
Do not interfere with the normal communication between other slave stations and main website, guarantee other slave stations can normal use, and facilitate total linear system
The maintenance work of system.
Detailed description of the invention
Fig. 1 is PROFIBUS elementary diagram in the prior art.
Fig. 2 is the structural schematic diagram of PROFIBUS bus system in the prior art.
Fig. 3 is structural schematic diagram of the PROFIBUS bus system after removing a slave station in the prior art.
Fig. 4 is PROFIBUS equipment back panel wiring schematic diagram in the prior art.
Fig. 5 is the structural schematic diagram of electric wire connecting junction in the utility model.
Fig. 6 is the structural schematic diagram of bus system in the first embodiment of the utility model.
Fig. 7 is the structural schematic diagram of bus system in second of embodiment of the utility model.
Fig. 8 is the structural schematic diagram of bus system in the third embodiment of the utility model.
Fig. 9 is structural schematic diagram of the bus system after removing a slave station in the third embodiment of the utility model.
Figure 10 is structural schematic diagram of the bus system after increasing a slave station in the third embodiment of the utility model.
Component label instructions
111 first lead-in line joint, 143 N electric wire connecting junction
The spare electric wire connecting junction of 112 second lead-in line joint 15
121 first outlet joint, 2 main website
122 second outlet joint, 21 main website connector
123 third outlet joint, 3 slave station
124 the 4th outlet joint, 31 first slave station
131 first conducting wire, 32 second slave station
132 second conducting wire, 33 third slave station
133 privates, 34 N slave station
134 privates, 35 N+1 slave station
14 just increase slave station newly with electric wire connecting junction 36
141 first electric wire connecting junction, 37 slave station connector
142 second electric wire connecting junctions
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that structure depicted in this specification attached drawing, ratio, size etc., only to cooperate specification revealed
Content is not intended to limit the utility model enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, this is practical not influencing
Under novel the effect of can be generated and the purpose that can reach, the revealed technology contents institute energy of the utility model should all be still fallen in
In the range of covering.Meanwhile cited such as "upper", "lower", "left", "right", " centre " and " one " term in this specification,
Narration is merely convenient to be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified,
Under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
As shown in Fig. 5 to Figure 10, the utility model provides a kind of electric wire connecting junction, including with the first lead-in line joint 111, second into
Wire terminal 112, is connected with the second lead-in line joint 112 the first outlet joint 121 being connected with the first lead-in line joint 111
Second outlet joint 122, the third outlet joint 123 being connected with the first lead-in line joint 111 and with the second lead-in line joint 112
The 4th outlet joint 124 being connected, the first lead-in line joint 111 and the second lead-in line joint 112 are used to the master with bus system
It stands and 2 is connected, the first outlet joint 121 and the second outlet joint 122 are used to be connected with a slave station 3 of bus system,
Third outlet joint 123 and the 4th outlet joint 124 are used to be connected with another slave station 3 of bus system.This is practical new
When in use, the first lead-in line joint 111 and the second lead-in line joint 112 are connected with the main website of bus system 2 electric wire connecting junction in type
It connects, the first outlet joint 121 and the second outlet joint 122 are connected with a slave station 3 of bus system, third outlet
Connector 123 and the 4th outlet joint 124 are connected with another slave station 3 of bus system, to be realized using the electric wire connecting junction
Connection between multiple slave stations 3 and main website 2, and be connected in parallel between multiple slave stations 3, in this way, when a slave station 3 is out of order and needs
When dismounting, the connection between other slave stations 3 and main website 2 will not be interrupted, and then will not be influenced between other slave stations 3 and main website 2
Normal communication, guarantee other slave stations 3 can normal use, and facilitate the maintenance work of bus system.
Meanwhile as shown in Fig. 5 to Figure 10, the utility model provides a kind of bus system, including main website 2 and multiple slave stations 3,
Slave station 3 is connected by the electric wire connecting junction with main website 2, and whole slave stations 3 are connected in parallel.Bus system in the utility model,
Slave station 3 is connect by the electric wire connecting junction with main website 2, and whole slave stations 3 are connected in parallel, in this way, when a slave station 3 is out of order and needs
When removing, the connection between other slave stations 3 and main website 2 will not be interrupted, and then other slave stations 3 and main website 2 will not be influenced
Between normal communication, guarantee other slave stations 3 can normal use, and facilitate the maintenance work of bus system.
The first embodiment
As shown in figure 5, the first outlet joint 121 is connected with the first conducting wire 131 in the present embodiment, the second outlet joint
122 are connected with the second conducting wire 132, and third outlet joint 123 is connected by privates 133 with the first lead-in line joint 111,
First conducting wire 131 is connected with privates 133, to realize the first outlet joint 121 and third outlet joint 123 with the
The electrical connection of one lead-in line joint 111, and realize that third outlet joint 123 and the first lead-in line joint 111 are shorted；4th outlet joint
124 are connected by privates 134 with the second lead-in line joint 112, and the second conducting wire 132 is connected with privates 134, thus
It realizes that the 4th outlet joint 124 and the second outlet joint 122 are electrically connected with the second lead-in line joint 112, and realizes the 4th outlet
Connector 124 and the second lead-in line joint 112 are shorted.This electric wire connecting junction is a kind of electric wire connecting junction with short connect function.
As shown in fig. 6, there are two electric wire connecting junction is total in the present embodiment bus system.There is an electric wire connecting junction to be positive in the present embodiment
With electric wire connecting junction 14, just it is connected with main website 2 with the first lead-in line joint 111 of electric wire connecting junction 14 and the second lead-in line joint 112, it is positive to use
The first outlet joint 121 and the second outlet joint 122 of electric wire connecting junction 14 are connected with one of slave station 3, just use electric wire connecting junction
14 third outlet joint 123 and the 4th outlet joint 124 are connected with another slave station 3, to realize that two slave stations 3 are equal
It is connected with main website 2, and a slave station 3 does not have to be connected by another slave station 3 with main website 2, is needed in this way in another slave station 3
When removing from bus, the communication between the slave station 3 and main website 2 will not impact.
As shown in fig. 6, having an electric wire connecting junction in the present embodiment bus system is spare electric wire connecting junction 15, spare electric wire connecting junction 15
First lead-in line joint 111 and the second lead-in line joint 112 are connected with main website 2；And the third outlet of the spare electric wire connecting junction 15 connects
First 123 and the 4th outlet joint 124 be connected with one of slave station 3.In use, it will can newly increase as needed
Slave station 3, i.e. newly-increased slave station 36 be connected with the first outlet joint 121 of spare electric wire connecting junction 15 and the second outlet joint 122, from
And realize the connection between newly-increased slave station 36 and main website 2, and guarantee that newly-increased slave station 36 is connected in parallel with other original slave stations 3.This
The first lead-in line joint 111 of spare electric wire connecting junction 15 and the second lead-in line joint 112 are respectively directly and just with electric wire connecting junction 14 in embodiment
Third outlet joint 123 be connected with the 4th outlet joint 124, i.e., the first lead-in line joint 111 of spare electric wire connecting junction 15 and
Two lead-in line joints 112 with electric wire connecting junction 14 with main website 2 by just being connect.
Above-mentioned bus system is a kind of PROFIBUS bus system, more specifically a kind of PROFIBUS-DP in the present embodiment
Bus system.The present embodiment solves in existing PROFIBUS-DP bus system, when in bus some slave station 3 need repairing or
When replacing, and need to be removed from bus, it will cause bus and breakpoint occur, and other slave stations 3 can not be communicated with main website 2 after breakpoint
The problem of, guarantee PROFIBUS-DP bus system when a slave station 3 is removed, other slave stations 3 remain to operate normally.On
It states electric wire connecting junction to be shorted the inlet wire of PROFIBUS bus system and outlet, guarantees that PROFIBUS bus does not pass through slave station 3, begin
It keeps unimpeded eventually.
Second of embodiment
The present embodiment is additionally arranged one just with electric wire connecting junction 14 and a slave station 3 on the basis of the first above-mentioned embodiment.Such as
Shown in Fig. 7, it is positive there are two electric wire connecting junction with electric wire connecting junction 14 in the present embodiment；And there are three slave stations 3.Two are just divided with electric wire connecting junction 14
Not Wei the first electric wire connecting junction 141, the second electric wire connecting junction 142, three slave stations 3 are respectively the first slave station 31, the second slave station 32, third slave station
33.The first lead-in line joint 111 and the second lead-in line joint 112 of first electric wire connecting junction 141 are connected with main website 2, the first electric wire connecting junction
141 the first outlet joint 121 and the second outlet joint 122 are connected with the first slave station 31, the third of the first electric wire connecting junction 141
Outlet joint 123 and the 4th outlet joint 124 connect with the first lead-in line joint 111 of the second electric wire connecting junction 142 and the second inlet wire respectively
First 112 are connected, and the first outlet joint 121 and the second outlet joint 122 of the second electric wire connecting junction 142 are connected with the second slave station 32
It connects, the third outlet joint 123 and the 4th outlet joint 124 of the second electric wire connecting junction 142 are connected with third slave station 33；To real
Existing three slave stations 3 are connect with main website 2, and three slave stations 3 are connected in parallel.It, will not shadow when any one slave station 3 needs to remove
Ring the normal communication of other slave stations 3 and main website 2.
Meanwhile as shown in fig. 7, having an electric wire connecting junction in the present embodiment is spare electric wire connecting junction 15.The of spare electric wire connecting junction 15
One lead-in line joint 111 and the second lead-in line joint 112 are connected with main website 2；123 He of third outlet joint of spare electric wire connecting junction 15
4th outlet joint 124 is connected with a slave station 3.111 He of the first lead-in line joint of spare electric wire connecting junction 15 in the present embodiment
Second lead-in line joint 112 is directly connected with the third outlet joint 123 of the first electric wire connecting junction 141 and the 4th outlet joint 124 respectively
It connects, i.e., the first lead-in line joint 111 and the second lead-in line joint 112 of spare electric wire connecting junction 15 pass through the first electric wire connecting junction 141 and 2 phase of main website
Connection.The third outlet joint 123 of spare electric wire connecting junction 15 and the 4th outlet joint 124 respectively directly with the second electric wire connecting junction 142
First lead-in line joint 111 is connected with the second lead-in line joint 112, i.e., spare electric wire connecting junction 15 is by the second electric wire connecting junction 142 and wherein
One slave station 3 is connected.
The third embodiment
The present embodiment increases the quantity just with electric wire connecting junction 14 and slave station 3 on the basis of above-mentioned second of embodiment.Such as
There is N number of electric wire connecting junction to be positive with electric wire connecting junction 14, N >=3 shown in Fig. 8 to Figure 10, in the present embodiment；Slave station 3 has N+1, all positive to use
Electric wire connecting junction 14 be respectively the first electric wire connecting junction 141, the second electric wire connecting junction 142 ..., N electric wire connecting junction 143, whole slave stations 3 be respectively first
Slave station 31, the second slave station 32 ..., N slave station 34, N+1 slave station 35, the first lead-in line joint 111 of the first electric wire connecting junction 141 and
Two lead-in line joints 112 are connected with main website 2, the first outlet joint 121 and the second outlet joint 122 of the first electric wire connecting junction 141
It is connected with the first slave station 31；The first lead-in line joint 111 and the second lead-in line joint 112 of M electric wire connecting junction respectively with M-1
The third outlet joint 123 of electric wire connecting junction is connected with the 4th outlet joint 124, the first outlet joint 121 of M electric wire connecting junction and
Two outlet joints 122 are connected with M slave station, and the third outlet joint 123 and the 4th outlet joint 124 of M electric wire connecting junction divide
It is not connected with the first lead-in line joint 111 of M+1 electric wire connecting junction and the second lead-in line joint 112,2≤M≤N-1；N electric wire connecting junction
143 the first outlet joint 121 and the second outlet joint 122 are connected with N slave station 34, and the third of N electric wire connecting junction 143 goes out
Wire terminal 123 and the 4th outlet joint 124 are connected with N+1 slave station 35, to realize N+1 slave station 3 and main website 2
Connection, and whole slave stations 3 are connected in parallel.
Meanwhile as shown in Fig. 8 to Figure 10, at least one electric wire connecting junction is spare electric wire connecting junction 15 in the present embodiment.It is spare to connect
The first lead-in line joint 111 and the second lead-in line joint 112 of line device 15 are connected with main website 2；The third of spare electric wire connecting junction 15 goes out
Wire terminal 123 and the 4th outlet joint 124 are connected with a slave station 3.In the present embodiment the first of spare electric wire connecting junction 15 into
Wire terminal 111 and the second lead-in line joint 112 respectively directly with the third outlet joint 123 of the first electric wire connecting junction 141 and the 4th outlet
Connector 124 is connected, and the third outlet joint 123 and the 4th outlet joint 124 of spare electric wire connecting junction 15 directly connect with second respectively
First lead-in line joint 111 of line device 142 is connected with the second lead-in line joint 112.When needed, as shown in Figure 10, will it is newly-increased from
It stands and 36 is connected with the first outlet joint 121 of spare electric wire connecting junction 15 and the second outlet joint 122.
As shown in Fig. 8 to Figure 10, there are four main website connectors 21 for the tool of main website 2 in the present embodiment；The tool of slave station 3 connects there are four slave station
First 37, two of them slave station connector 37 is lead-in line joint, and another two slave station connector 37 is outlet joint.The terminal resistance of main website 2
For ON state.The terminal resistance of N+1 slave station 35 is ON state.First lead-in line joint 111 of the first electric wire connecting junction 141 and second into
Wire terminal 112 is connect with the Liang Ge main website connector 21 of main website 2 respectively；First outlet joint 121 and second of the first electric wire connecting junction 141
Outlet joint 122 is connected with two slave station connectors 37 of the first slave station 31 respectively；First outlet joint 121 of M electric wire connecting junction
It is connected respectively with two slave station connectors 37 of M slave station with the second outlet joint 122；First outlet of N electric wire connecting junction 143 connects
First 121 and second outlet joint 122 be respectively connected with two slave station connectors 37 of N slave station 34, and N electric wire connecting junction 143
Third outlet joint 123 and the 4th outlet joint 124 are connected with two slave station connectors 37 of N+1 slave station 35 respectively.
Bus system in practical applications, can be in terminal electricity group on the basis of existing bus system in the present embodiment
Increase above-mentioned electric wire connecting junction at the slave station 3 of OFF state, i.e., the slave station 3 that former terminal electricity group is OFF state is passed through into electric wire connecting junction and main website
2 connections, to guarantee that the slave station 3 is repairing, and when needing to remove from bus system, bus system remains complete, smooth
It is logical, and guarantee the normal communication of other slave stations 3 and main website 2.Meanwhile the present embodiment is in bus system wiring process, afterwards
The place that slave station 3 may be needed to increase increases several above-mentioned spare electric wire connecting junctions 15.In this way, when needing to increase slave station 3, only need by
The first outlet joint 121 and the second outlet joint 122 of spare electric wire connecting junction 15 are connect with increased slave station 3, to total linear system
Other equipment do not have any influence in system.
As PROFIBUS-DP bus system is using more and more extensive, electric wire connecting junction sets PROFIBUS in the utility model
The dilatation of standby maintenance and PROFIBUS-DP bus system has positive meaning.
In conclusion the utility model effectively overcomes various shortcoming in the prior art and has high industrial exploitation value
Value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (7)
1. a kind of electric wire connecting junction, it is characterised in that: including with the first lead-in line joint (111), the second lead-in line joint (112), with first
The first outlet joint (121) that lead-in line joint (111) is connected, the second outlet being connected with the second lead-in line joint (112) connect
Head (122), the third outlet joint (123) that is connected with the first lead-in line joint (111) and with the second lead-in line joint (112) phase
4th outlet joint (124) of connection, first lead-in line joint (111) and the second lead-in line joint (112) is used to and bus
The main website (2) of system is connected, first outlet joint (121) and the second outlet joint (122) is used to and bus system
A slave station (3) be connected, the third outlet joint (123) and the 4th outlet joint (124) is used to and bus system
Another slave station (3) be connected.
2. electric wire connecting junction according to claim 1, it is characterised in that: first outlet joint (121) and the first conducting wire (131)
It is connected, second outlet joint (122) is connected with the second conducting wire (132), and the third outlet joint (123) passes through the
Three wires (133) are connected with the first lead-in line joint (111), and first conducting wire (131) is connected with privates (133),
4th outlet joint (124) is connected by privates (134) with the second lead-in line joint (112), second conducting wire
(132) it is connected with privates (134).
3. a kind of bus system, including main website (2) and multiple slave stations (3), it is characterised in that: the slave station (3) passes through such as right
It is required that 1 or 2 electric wire connecting junctions are connected with main website (2), and whole slave stations (3) are connected in parallel.
4. bus system according to claim 3, it is characterised in that: at least one electric wire connecting junction is positive with electric wire connecting junction (14),
It is described it is positive be connected with main website (2) with the first lead-in line joint (111) of electric wire connecting junction (14) and the second lead-in line joint (112), institute
It states and is just connected with one of slave station (3) with first outlet joint (121) and the second outlet joint (122) of electric wire connecting junction (14)
Connect, the positive third outlet joint (123) with electric wire connecting junction (14) and the 4th outlet joint (124) with another slave station (3)
It is connected.
5. bus system according to claim 3, it is characterised in that: at least one electric wire connecting junction is spare electric wire connecting junction (15),
The first lead-in line joint (111) and the second lead-in line joint (112) of the spare electric wire connecting junction (15) are connected with main website (2)；Institute
The third outlet joint (123) and the 4th outlet joint (124) for stating spare electric wire connecting junction (15) are connected with a slave station (3).
6. bus system according to claim 3, it is characterised in that: be at least positive there are two electric wire connecting junction with electric wire connecting junction (14)；
The slave station (3) at least there are three, two are just respectively the first electric wire connecting junction (141), the second electric wire connecting junction with electric wire connecting junction (14)
(142), three slave stations (3) are respectively the first slave station (31), the second slave station (32), third slave station (33), the first electric wire connecting junction (141)
The first lead-in line joint (111) and the second lead-in line joint (112) be connected with main website (2), the first of the first electric wire connecting junction (141)
Outlet joint (121) and the second outlet joint (122) are connected with the first slave station (31), the third of the first electric wire connecting junction (141)
Outlet joint (123) and the 4th outlet joint (124) respectively with the first lead-in line joint (111) of the second electric wire connecting junction (142) and
Two lead-in line joints (112) are connected, and the first outlet joint (121) and the second outlet joint (122) of the second electric wire connecting junction (142) are equal
It is connected with the second slave station (32), the third outlet joint (123) and the 4th outlet joint (124) of the second electric wire connecting junction (142) are equal
It is connected with third slave station (33).
7. bus system according to claim 3, it is characterised in that: there is N number of electric wire connecting junction to be positive with electric wire connecting junction (14), N >=3；
The slave station (3) has N+1, is just being respectively all the first electric wire connecting junction (141), the second electric wire connecting junction with electric wire connecting junction (14)
(142) ..., N electric wire connecting junction (143), whole slave stations (3) be respectively the first slave station (31), the second slave station (32) ..., N slave station
(34), N+1 slave station (35), the first lead-in line joint (111) and the second lead-in line joint (112) of the first electric wire connecting junction (141) with
Main website (2) is connected, the first outlet joint (121) and the second outlet joint (122) of the first electric wire connecting junction (141) with first from
Stand (31) be connected；The first lead-in line joint (111) and the second lead-in line joint (112) of M electric wire connecting junction respectively with M-1 wiring
The third outlet joint (123) of device is connected with the 4th outlet joint (124), the first outlet joint of the M electric wire connecting junction
(121) be connected with M slave station with the second outlet joint (122), the third outlet joint (123) of the M electric wire connecting junction and
4th outlet joint (124) is connected with the first lead-in line joint (111) of M+1 electric wire connecting junction and the second lead-in line joint (112) respectively
It connects, 2≤M≤N-1；The first outlet joint (121) and the second outlet joint (122) of N electric wire connecting junction (143) with N slave station
(34) be connected, the third outlet joint (123) and the 4th outlet joint (124) of N electric wire connecting junction (143) with N+1 slave station
(35) it is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821409746.8U CN208537957U (en) | 2018-08-28 | 2018-08-28 | A kind of electric wire connecting junction and bus system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821409746.8U CN208537957U (en) | 2018-08-28 | 2018-08-28 | A kind of electric wire connecting junction and bus system |
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| Publication Number | Publication Date |
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| CN208537957U true CN208537957U (en) | 2019-02-22 |
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| CN201821409746.8U Active CN208537957U (en) | 2018-08-28 | 2018-08-28 | A kind of electric wire connecting junction and bus system |
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