CN205429827U - Electric automobile rush -harvesting and rush -planting direct current fills dual interlocking module of electric pile bus switching - Google Patents
Electric automobile rush -harvesting and rush -planting direct current fills dual interlocking module of electric pile bus switching Download PDFInfo
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- CN205429827U CN205429827U CN201620247163.4U CN201620247163U CN205429827U CN 205429827 U CN205429827 U CN 205429827U CN 201620247163 U CN201620247163 U CN 201620247163U CN 205429827 U CN205429827 U CN 205429827U
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Abstract
The utility model relates to a switch interlocking module of filling electric pile, especially an electric automobile rush -harvesting and rush -planting direct current fills dual interlocking module of electric pile bus switching, including two branch roads that charge, two are charged and have bus switching A and bus switching B on the road respectively, be connected with bus switching C between two branch roads, bus switching A, bus switching B and bus switching C's on -off control module includes mainboard module, electronic circuit interlock circuit and electric interlock circuit, electronic circuit interlock circuit is control logic interlock circuit, the trouble that control logic interlock circuit is used for avoiding software to arouse guarantees that three bus switching can not be closed simultaneously, the electric interlocking circuit does not receive the influence of software order, has stopped on the generating line three switch closed possibility simultaneously on electric. When having stopped the rush -harvesting and rush -planting and charge simultaneously from the principle, two batteries of electric vehicle compile and publish the parallelly connected condition of giving birth to.
Description
Technical field
This utility model relates to the switch interlock module of charging pile, especially a kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus-tie circuit breaker double interlock module.
Background technology
Rush-harvesting and rush-planting charging pile is a dual-purpose charging pile, this kind of charging pile can also be charged both can sequentially to different Vehicular chargings simultaneously to different vehicles, the functions such as IC-card management, liquid crystal display, charging accounting, Charge Management, telecommunication can be realized, service data (including charge information) is passed to server background, by backstage main website, manager can be with the ruuning situation of implementing monitoring charging pile, and the good operation for system provides safeguard.
As shown in table 1 and table 1, if bus-tie circuit breaker A/B/C is simultaneously in state 7 in charging pile, i.e. direct-current charging post rush-harvesting and rush-planting, all in charged state, will result in two batteries of electric automobile groups in parallel, it will causes catastrophic failure.
Table 1.
Summary of the invention
The technical problems to be solved in the utility model is: overcome deficiency of the prior art, a kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus-tie circuit breaker double interlock module is provided, this charging module has stopped rush-harvesting and rush-planting when charging simultaneously, and two batteries of electric automobile groups occur situation in parallel.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is as follows:
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module, including two charging paths, bus-tie circuit breaker A and bus-tie circuit breaker B is had respectively in two charging paths, connect between said two branch road and have bus-tie circuit breaker C, described bus-tie circuit breaker A, the switch control module of bus-tie circuit breaker B and bus-tie circuit breaker C includes mainboard module, electronic circuit interlock circuit and electrical interlocks circuit, described electronic circuit interlock circuit is for controlling logical interlock circuit, mainboard module sends control command, instruction is processed thus ensures bus-tie circuit breaker A by control logical interlock circuit or electrical equipment interlock circuit, bus-tie circuit breaker B and bus-tie circuit breaker C is not closed at.
Further, the paster circuit model that described control logical interlock circuit uses is 74LS03 and 74LS08.
Further, described control logical interlock circuit includes paster circuit 74LS03, paster circuit 74LS08, resistance and audion, No. 3 pins of described paster circuit 74LS03 and No. 1 pin of paster circuit 74LS08 connect, No. 1 pin of described paster circuit 74LS03 connects MCU-RA, No. 2 pins connect MCU-RB, No. 2 pins of described paster circuit 74LS08 connect MCU-RC, and No. 3 pins connect RC, No. 7 pins of described paster circuit 74LS03 and No. 7 pin ground connection of paster circuit 74LS08.
Further, No. 3 pins of described control logical interlock circuit are connected with the R61 in bus-tie circuit breaker C electrical interlocks circuit, are connected by 21 pins and 22 pins between bus-tie circuit breaker A electrical interlocks circuit, bus-tie circuit breaker B electrical interlocks circuit and bus-tie circuit breaker C electrical interlocks circuit.
Further, described electrical interlocks circuit includes three front end relays and three bus DC relays.
Further, the model of described front end relay is RJ25-C.
Further, the model of described bus relay is AEV14024.
The technical solution of the utility model is used to provide the benefit that:
This utility model is provided with control logical interlock circuit and electrical interlocks circuit, controls logical interlock circuit for the fault avoiding software to cause, it is ensured that three bus-tie circuit breakers can not be closed at；Electrical interlocks circuit is not affected by software command, has electrically stopped the probability that on bus, three switches are closed at.Stopped rush-harvesting and rush-planting from principle when charging, there is situation in parallel in two batteries of electric automobile groups simultaneously.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is rush-harvesting and rush-planting direct-current charging post bus-tie circuit breaker annexation of the present utility model；
Fig. 2 is bus-tie circuit breaker double interlock module workflow of the present utility model；
Fig. 3 is the circuit diagram of control logical interlock circuit of the present utility model；
Fig. 4 is bus-tie circuit breaker A electrical interlocks circuit of the present utility model；
Fig. 5 is bus-tie circuit breaker B electrical interlocks circuit of the present utility model；
Fig. 6 is bus-tie circuit breaker C electrical interlocks circuit of the present utility model；
Table 1 is bus-tie circuit breaker state；
Table 2 processes truth table for controlling logical interlock circuits command.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is described the most in a schematic way, and therefore it only shows the composition relevant with this utility model.
As depicted in figs. 1 and 2, a kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module, including two charging paths, i.e. charging gun 1 and charging gun 2, bus-tie circuit breaker A and bus-tie circuit breaker B is had respectively in two charging paths, connect between two branch roads and have bus-tie circuit breaker C, bus-tie circuit breaker A, the switch control module of bus-tie circuit breaker B and bus-tie circuit breaker C includes mainboard module, electronic circuit interlock circuit and electrical interlocks circuit, electronic circuit interlock circuit is for controlling logical interlock circuit, mainboard module sends control command, instruction is processed thus ensures bus-tie circuit breaker A by control logical interlock circuit or electrical equipment interlock circuit, bus-tie circuit breaker B and bus-tie circuit breaker C is not closed at.
As shown in Figure 3, control logical interlock circuit, including paster circuit 74LS03, paster circuit 74LS08, resistance and audion, No. 3 pins of described paster circuit 74LS03 and No. 1 pin of paster circuit 74LS08 connect, No. 1 pin of described paster circuit 74LS03 connects MCU-RA, and No. 2 pins connect No. 2 pins connection MCU-RC of MCU-RB, described paster circuit 74LS08, No. 3 pins connect RC, No. 7 pins of described paster circuit 74LS03 and No. 7 pin ground connection of paster circuit 74LS08；
3 pins controlling logical interlock circuit are connected with the R61 in electrical interlocks circuit.
The operation principle controlling logical interlock circuit is shown in Table 2, controls the truth table that logical interlock circuits command processes.
Table 2.
The order that master control borad issues, after controlling logical interlock processing of circuit, enters electrical interlocks circuit.This electrical interlocks circuit does not affect three bus-tie circuit breaker A/B/C and has instructed normal folding according to master control borad.I.e. state 1-state 6 in table 1.
More importantly, primary control program goes wrong, and controls when logical interlock circuit signal is interfered.Electrical interlocks circuit still can be from electrically ensureing that three bus-tie circuit breakers can not be closed at.
Binding post P1 connects 21 pins and 22 pins of KM2；Binding post P2 connects 21 pins and 22 pins of KM3；
Binding post P3 connects 21 pins and 22 pins of KM1；Binding post P4 connects 21 pins and 22 pins of KM3；
Binding post P5 connects 21 pins and 22 pins of KM2；Binding post P6 connects 21 pins and 22 pins of KM1.
1) KM1 Control bus-tie circuit breaker A disconnects or Guan Bi, such as Fig. 4.
2) KM2 Control bus-tie circuit breaker B disconnects or Guan Bi, such as Fig. 5.
3) KM3 Control bus-tie circuit breaker C disconnects or Guan Bi, such as Fig. 6.
Electrical interlocks circuit work process is as follows:
If KM1 and KM2 adhesive, causing P5, P6 to disconnect, KM3 loop A 1 is connected disconnection with 24V, and then, the instruction no matter control bus is developed is to close also to be off, and bus-tie circuit breaker C cannot close.
If KM1 and KM3 adhesive, causing P3, P4 to disconnect, KM2 loop A 1 is connected disconnection with 24V, and then, the instruction no matter control bus is developed is to close also to be off, and bus-tie circuit breaker B cannot close.
If KM2 and KM3 adhesive, causing P1, P1 to disconnect, KM1 loop A 1 is connected disconnection with 24V, and then, the instruction no matter control bus is developed is to close also to be off, and bus-tie circuit breaker A cannot close.
And then realize, bus-tie circuit breaker A, bus-tie circuit breaker B, bus-tie circuit breaker C difference are closed at, and play a protective role.
Preferably, the paster circuit model controlling the employing of logical interlock circuit is 74LS03 and 74LS08.
Preferably, described electrical interlocks circuit includes three front end relays and three bus DC relays.
Preferably, the model of described front end relay is RJ25-C.
Preferably, the model of described bus relay is AEV14024.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this utility model technological thought.The content that the technical scope of this utility model is not limited in description, it is necessary to determine its technical scope according to right.
Claims (7)
1. an electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module, it is characterized in that: include two charging paths, bus-tie circuit breaker A and bus-tie circuit breaker B is had respectively in two charging paths, connect between said two branch road and have bus-tie circuit breaker C, described bus-tie circuit breaker A, the switch control module of bus-tie circuit breaker B and bus-tie circuit breaker C includes mainboard module, electronic circuit interlock circuit and electrical interlocks circuit, described electronic circuit interlock circuit is for controlling logical interlock circuit, mainboard module sends control command, instruction is processed thus ensures bus-tie circuit breaker A by control logical interlock circuit or electrical equipment interlock circuit, bus-tie circuit breaker B and bus-tie circuit breaker C is not closed at.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 1, it is characterised in that: the paster circuit model that described control logical interlock circuit uses is 74LS03 and 74LS08.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 1 and 2, it is characterized in that: described control logical interlock circuit includes paster circuit 74LS03, paster circuit 74LS08, resistance and audion, No. 3 pins of described paster circuit 74LS03 and No. 1 pin of paster circuit 74LS08 connect, No. 1 pin of described paster circuit 74LS03 connects MCU-RA, No. 2 pins connect MCU-RB, No. 2 pins of described paster circuit 74LS08 connect MCU-RC, No. 3 pins connect RC, No. 7 pins of described paster circuit 74LS03 and No. 7 pin ground connection of paster circuit 74LS08.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 1, it is characterized in that: No. 3 pins of described control logical interlock circuit are connected with the R61 in bus-tie circuit breaker C electrical interlocks circuit, connected by 21 pins and 22 pins between bus-tie circuit breaker A electrical interlocks circuit, bus-tie circuit breaker B electrical interlocks circuit and bus-tie circuit breaker C electrical interlocks circuit.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 1, it is characterised in that: described electrical interlocks circuit includes three front end relays and three bus DC relays.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 5, it is characterised in that: the model of described front end relay is RJ25-C.
A kind of electric automobile rush-harvesting and rush-planting direct-current charging post bus double interlock module the most according to claim 5, it is characterised in that: the model of described bus relay is AEV14024.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620247163.4U CN205429827U (en) | 2016-03-29 | 2016-03-29 | Electric automobile rush -harvesting and rush -planting direct current fills dual interlocking module of electric pile bus switching |
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|---|---|---|---|
| CN201620247163.4U CN205429827U (en) | 2016-03-29 | 2016-03-29 | Electric automobile rush -harvesting and rush -planting direct current fills dual interlocking module of electric pile bus switching |
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| CN205429827U true CN205429827U (en) | 2016-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846491A (en) * | 2016-03-29 | 2016-08-10 | 特变电工南京智能电气有限公司 | Electric vehicle double-gun direct current charging pile bus switch dual-interlocking module |
-
2016
- 2016-03-29 CN CN201620247163.4U patent/CN205429827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846491A (en) * | 2016-03-29 | 2016-08-10 | 特变电工南京智能电气有限公司 | Electric vehicle double-gun direct current charging pile bus switch dual-interlocking module |
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