CN202886486U - Control guide tester for connecting device of AC charging pile of electric automobile - Google Patents
Control guide tester for connecting device of AC charging pile of electric automobile Download PDFInfo
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- CN202886486U CN202886486U CN 201220404967 CN201220404967U CN202886486U CN 202886486 U CN202886486 U CN 202886486U CN 201220404967 CN201220404967 CN 201220404967 CN 201220404967 U CN201220404967 U CN 201220404967U CN 202886486 U CN202886486 U CN 202886486U
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Abstract
The utility model relates to a control guide tester for a connecting device of an AC charging pile of an electric automobile; and the control guide tester simulates an entire process that charging connection is established between the electric automobile and the charging pile of the electric automobile and charging is completed, tests connection states and parameters of the AC charging pile of the electric automobile and the electric automobile, and tests sequential correctness and reliability of the entire physical and electric connection process of the charging pile and the electric automobile on the basis of a GB/T 20234-2011 requirement. The control guide tester prompts present test states for users in a visualization manner and reserves an interface communicated with an external apparatus and can send detection information to a computer or other processing devices in a message manner. The tester provided by the utility model can provide effective detection and evaluate sequential correctness and reliability of control guide signals of the connecting device of the AC charging pile of the electric automobile for professional detection institutions and production manufacturers of the electric automobile.
Description
Technical field
The utility model relates to test and metering field, is specifically related to a kind of electric vehicle alternating-current charging pile coupling arrangement control guiding tester.
Background technology
Advocate in the whole world under the background of low-carbon economy, be energy savings, minimizing greenhouse gas emission, the center of gravity of automobile industry development changes, and the development new-energy automobile has become mainstream development trend.Electric automobile has the characteristics such as zero-emission, high energy efficiency, operation and maintenance cost be low, and popularizing of electric automobile can effectively alleviate human development to the environment build-up of pressure.
Along with China's electric vehicle charging changes moving forward steadily of electric infrastructure construction, the development prospect of electric automobile is had an optimistic view of by industry.Electric vehicle charging changes electric facility as the base apparatus of electric automobile ability supply, and the standardization of its interface and compatibility have very important effect to electric automobile interfix compatibility.At present, China does not still have ripe miniaturization solution, normally cooperates to finish relevant test by oscillograph, high accuracy number table meter, and needs well-designed to testing scheme of personnel, and the stability of test and reliability are not good.Standardization for standard electric automobile charging/discharging apparatus interface, the utility model proposes a kind of implementation method for test electric vehicle alternating-current charging pile control guiding instrument, means and the instrument of effective detection, assessment electric vehicle alternating-current charging pile coupling arrangement control steering signal sequential correctness and reliability can be provided for professional testing agency or electric automobile producer.
The utility model content
For the deficiencies in the prior art, the utility model provides a kind of electric vehicle alternating-current charging pile coupling arrangement control guiding tester, and the scheme that the utility model provides can provide for professional testing agency or electric automobile producer means and the instrument of effective detection, assessment electric vehicle alternating-current charging pile coupling arrangement control steering signal sequential correctness and reliability.
The purpose of this utility model is to adopt following technical proposals to realize:
A kind of electric vehicle alternating-current charging pile coupling arrangement control guiding tester, its improvements are that described control guiding tester comprises:
Controller: be used for controlling described control guiding tester charged state;
Interface unit: be used for realizing control steering signal and the level match that is connected confirmation signal and described controller;
Power module: for control guiding tester provides power supply;
Human-computer interaction module: be used for the mutual of user and described control guiding tester;
Bus driver module: be used for realizing described controller universal serial bus and external unit level match, electrical isolation and protection;
Relay S1 and S2: be used for realizing that the state of described control guiding tester switches.
Wherein, described interface unit comprises Interface Terminal and driving circuit; Described Interface Terminal comprises input terminal and lead-out terminal;
Described input terminal is connected with the terminal of connection cable plug; Described lead-out terminal is connected with described controller;
Described driving circuit is connected with the pin that described controller has the IO function, is used for driving described relay S1 and S2.
Wherein, described input terminal comprises connection confirmation signal terminal CC, control steering signal terminal CP and ground signalling terminal COM;
Described connection confirmation signal terminal CC connects with the confirmation signal terminal CC that is connected of connection cable plug;
Described control steering signal terminal CP is connected with the control steering signal terminal CP of connection cable plug;
Described ground signalling terminal COM is connected with the ground signalling terminal COM of connection cable plug.
Wherein, described lead-out terminal comprises that lead-out terminal 1.-7.;
1. described lead-out terminal is connected with the input terminal that described controller has a collection of simulant signal;
2.-7. described lead-out terminal is connected with the input terminal that described controller has a PWM capturing function.
Wherein, described driving circuit comprises S1 driving circuit and the S2 driving circuit that structure is identical;
Described S1 driving circuit is connected diode, amplifying circuit, optocoupler and the reactor that connects successively with the S2 driving circuit; Described optocoupler ground connection.
Wherein, described human-computer interaction module is touch LCD screen; Described human-computer interaction module is connected with described controller by parallel bus.
Wherein, described bus driver module comprises bus driver 1 and bus driver 2; Described bus driver 1 is connected with bus driver and is connected with described controller by universal serial bus; Described bus driver 1 is connected with bus driver and is connected with external unit by the RS485 bus; Described external unit comprises load and external communication interface.
Wherein, described bus driver 1 is identical with bus driver 2 structures, includes optocoupler branch road, RS485 driver and receiver and two voltage stabilizing diodes of three parallel connections; The optocoupler branch road of described three parallel connections is connected with receiver with the RS485 driver respectively; One of them voltage stabilizing diode is connected with the RS485-A terminal; Another voltage stabilizing diode is connected with the RS485-B terminal.
Wherein, described relay S1 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S1 branch road; Described S2 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S2 branch road; Described S1 branch road is in parallel with S2; Two relay difference ground connection; Described relay S1 and S2 are defaulted as off-state.
Wherein, described control guiding tester charged state comprises normal condition and abnormality.
Compared with the prior art, the beneficial effect that reaches of the utility model is:
1, the electric vehicle alternating-current charging pile coupling arrangement control guiding tester that provides of the utility model has been filled up the blank of domestic electric vehicle alternating-current charging pile control steering signal test macro technology;
2, electric vehicle alternating-current charging pile coupling arrangement control guiding tester is guided tester by this control and can be tested sequential correctness and stability that electric automobile charging pile is controlled steering signal;
3, this control guiding tester is pointed out testing result in close friend's mode to the user, has intuitively, advantage easily;
4, the communication port of control guiding tester makes it easy to other equipment or computing machine integratedly, forms comprehensive coupling arrangement performance detecting platform;
5, the utility model can provide for professional testing agency or coupling arrangement producer the ways and means of effective detection, assessment coupling arrangement control steering signal sequential correctness and stability;
6, can use for the standardization of electric vehicle charge interface, measuring technology means and technical support are provided.
Description of drawings
Fig. 1 is that the electric vehicle alternating-current charging pile coupling arrangement control guiding tester that the utility model provides forms and the test environment synoptic diagram;
Fig. 2 is that the electric vehicle alternating-current charging pile coupling arrangement that the utility model provides is controlled the circuit theory diagrams of guiding the tester interface unit;
Fig. 3 is the connection confirmation signal test circuit figure in the interface unit that provides of the utility model;
Fig. 4 is the control steering signal test circuit figure (lead-out terminal 2. and 3.) in the interface unit that provides of the utility model;
Fig. 5 is the control steering signal test circuit figure (lead-out terminal 4. and 5.) in the interface unit that provides of the utility model;
Fig. 6 is the control steering signal test circuit figure (lead-out terminal 6. and 7.) in the interface unit that provides of the utility model;
Fig. 7 is the interface unit repeat circuit S1 driving circuit figure that the utility model provides;
Fig. 8 is the interface unit repeat circuit S2 driving circuit figure that the utility model provides;
Fig. 9 is the bus driving circuits figure that the utility model provides;
Figure 10 is that the electric vehicle alternating-current charging pile coupling arrangement that the utility model provides is controlled the process flow diagram of guiding the tester implementation method;
Figure 11 is 2. and the 3. level state synoptic diagram of charging process A of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 12 is 2. and the 3. level state synoptic diagram of charging process A normal condition of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 13 is 2. and the 3. level state synoptic diagram of charging process A abnormality one of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 14 is 2. and the 3. level state synoptic diagram of charging process A abnormality two of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 15 is 4. and the 5. level state synoptic diagram of charging process B-1 of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 16 is 4. and 5. charging process B-1 normal condition synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 17 is 4. and 5. charging process B-1 abnormality () synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 18 is 4. and 5. charging process B-1 abnormality (two) synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 19 is 4. and the 5. level state synoptic diagram of charging process B-2 of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 20 is 4. and 5. charging process B-2 normal condition synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 21 is 4. and 5. charging process B-2 abnormality () synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 22 is 4. and 5. charging process B-2 abnormality (two) synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 23 is 6. and the 7. level state synoptic diagram of charging process C of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 24 is 6. and 7. charging process C normal condition synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 25 is 6. and 7. charging process C abnormality () synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model;
Figure 26 is 6. and 7. charging process C abnormality (two) synoptic diagram of interface unit lead-out terminal in the test process that provides of the utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
The electric vehicle alternating-current charging pile coupling arrangement control guiding tester composition that the utility model provides and test environment are controlled the guiding tester and are comprised as shown in Figure 1:
Controller: be used for controlling described control guiding tester charged state;
Interface unit: be used for realizing control steering signal and the level match that is connected confirmation signal and described controller; The circuit of electric vehicle alternating-current charging pile coupling arrangement that the utility model provides control guiding tester interface unit as shown in Figure 2, interface unit comprises Interface Terminal and driving circuit; Interface Terminal comprises input terminal and lead-out terminal;
Input terminal is connected with the terminal of connection cable plug; Described input terminal comprises connection confirmation signal terminal CC, control steering signal terminal CP and ground signalling terminal COM; Connecting confirmation signal terminal CC connects with the confirmation signal terminal CC that is connected of connection cable plug; Control steering signal terminal CP is connected with the control steering signal terminal CP of connection cable plug; Ground signalling terminal COM is connected with the ground signalling terminal COM of connection cable plug.Connection confirmation signal test circuit in the interface unit as shown in Figure 3.
Lead-out terminal is connected with controller; Lead-out terminal comprises that lead-out terminal 1.-7.; 1. lead-out terminal is connected with the input terminal that described controller has a collection of simulant signal; 2.-7. lead-out terminal is connected with the input terminal that described controller has a PWM capturing function.Control steering signal test circuit figure in the interface unit that the utility model provides is shown in Fig. 4-6.
Driving circuit is connected with the pin that described controller has the IO function, is used for driving described relay S1 and S2; Driving circuit comprises S1 driving circuit and the S2 driving circuit that structure is identical; The S1 driving circuit is connected diode, amplifying circuit, optocoupler and the reactor that connects successively with the S2 driving circuit; Optocoupler ground connection.The interface unit repeat circuit S1 that the utility model provides and S2 driving circuit are shown in Fig. 7 and 8.
Power module: for control guiding tester provides power supply, in the described power module incoming transport 220V civil power;
Human-computer interaction module: be used for the mutual of user and described control guiding tester; Human-computer interaction module is touch LCD screen; Described human-computer interaction module is connected with described controller by parallel bus.
Bus driver module: be used for realizing described controller universal serial bus and external unit level match, electrical isolation and protection; The bus driver module comprises bus driver 1 and bus driver 2; Described bus driver 1 is connected with bus driver and is connected with described controller by universal serial bus; Bus driver 1 is connected with bus driver and is connected with external unit by the RS485 bus; Described external unit comprises load and external communication interface.Bus driver 1 is identical with bus driver 2 structures, includes optocoupler branch road, RS485 driver and receiver and two voltage stabilizing diodes of three parallel connections; The optocoupler branch road of described three parallel connections is connected with receiver with the RS485 driver respectively; One of them voltage stabilizing diode is connected with the RS485-A terminal; Another voltage stabilizing diode is connected with the RS485-B terminal.The bus driving circuits that the utility model provides as shown in Figure 9.
Relay S1 and S2: be used for realizing that the state of described control guiding tester switches; Relay S1 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S1 branch road; Described S2 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S2 branch road; Described S1 branch road is in parallel with S2; Two relay difference ground connection.The interface circuit of S1, S2 such as Fig. 7, shown in Figure 8, S1, S2 control port directly link to each other with the IO port of controller.
The implementation method flow process of electric vehicle alternating-current charging pile coupling arrangement that the utility model provides control guiding tester as shown in figure 10, the method comprises the steps:
(1) described control guiding tester is connected with charge cable; The DC level of control steering signal terminal CP output 12V.
(2) gather described lead-out terminal magnitude of voltage 1. and definite charge cable capacity P1: the state that connects confirmation signal terminal CC by monitoring is determined charge cable capacity P1; The charge cable capacity represents with following IV formula:
In the formula: Va represents a certain level value of power module, and preferred value is 5V; Rc represents to characterize on the charging cable resistance of cable capacity, and 220 ohm and 680 ohm of two values are arranged; R1 represents the resistance in the tester, and preferred value is 2K ohm; V
SampleExpression lead-out terminal magnitude of voltage 1.;
During Rc=680 Ω, charge cable capacity P1 is 16A; During Rc=220 Ω, charge cable capacity P1 is 32A; Va and R1 satisfy actual power loss and precision; V
Sample(measurement range of normal controller is 0-3.3V) to be no more than the measurement range of described controller.
(3) judge whether charge cable capacity P1 is normal; Tester with the reckling among cable capacity P1, electric vehicle alternating-current charging pile output capacity P2, the Vehicular charger rated capacity P3 as load bearing capacity, namely with the minimum value of the electric current of three correspondences as charging current, occurrence is selected according to actual conditions.Being 5V at Va, during R1=2K Ω, is normal condition when recording lead-out terminal magnitude of voltage 1. and being 1.27V or 0.5V, and the state that all the other voltages are corresponding all is abnormality.
If the charge cable capacity is normal, then carry out step (4); Otherwise, carry out step (13).
In test process, control guiding tester needs 3 level values of Monitoring and Controlling steering signal CP, relates to corresponding 6 threshold values.As shown in Figure 2, interface unit detects control steering signal level value, and is converted into and controller compatible logic level or pwm signal mutually.Among the figure, U2-U7 is voltage comparator, V
bLevel value is not less than 12.6V, preferred 15V, V
DdLevel value should be compatible with controller logic voltage.Wherein, the choosing of R2-R13 is worth to satisfy under actual power loss, the precision conditions, also should satisfy following condition:
Wherein, V
12+=12.6V, V
12-=11.4V, V
9+=9.8V, V
9-=8.2V, V
6+=6.8V, V
6-=5.2V.
(4) judge whether control guiding tester is in normal condition in charging process A: the output DC of guiding the control steering signal terminal CP of tester when control is put down at 11.4V＜V
INIn the time of in＜12.6V standard error the scope, 2. and 3. lead-out terminal is in normal condition, and namely described control guiding tester is in normal condition in charging process A;
Guide the output DC of the control steering signal terminal CP of tester puts down at V when control
IN≤ 11.4V or V
INDuring 〉=12.6V, 2. and 3. lead-out terminal is in abnormality, and namely described control guiding tester is in abnormality in charging process A; V wherein
INThe magnitude of voltage corresponding to high level of input voltage signal.If control guiding tester is in normal condition in charging process A, then carry out step (5); Otherwise, carry out step (13).In the test process that the utility model provides the interface unit lead-out terminal 2. and 3. charging process A level state, normal condition, abnormality () and abnormality (two) shown in Figure 11-14.
(5) pilot relay S1 is closed, confirms whether described charge cable is connected fully with described control guiding tester;
(6) judge whether described control guiding tester is in normal condition in charging process B-1: the output DC of guiding the control steering signal terminal CP of tester when control is put down at 8.2V＜V
INIn the time of in＜9.8V standard error the scope, 4. and 5. lead-out terminal is in normal condition, i.e. control guiding tester is in normal condition in charging process B-1;
Guide the output DC of the control steering signal terminal CP of tester puts down at V when control
IN≤ 8.2V or V
INDuring 〉=9.8V, 4. and 5. lead-out terminal is in abnormality, i.e. control guiding tester is in abnormality in charging process B-1;
If control guiding tester is in normal condition in charging process B-1, then carry out step (7); Otherwise, carry out step (13).In the test process that the utility model provides the interface unit lead-out terminal 4. and 5. the synoptic diagram of level state, normal condition, abnormality () and the abnormality (two) of charging process B-1 shown in Figure 15-18.
(7) the electric vehicle alternating-current charging pile correlation parameter is set: the electric vehicle alternating-current charging pile correlation parameter comprises that charge mode, user authenticate and machine for punching the card expense etc., start affirmation.
(8) judge whether described control guiding tester is in normal condition in charging process B-2: the output DC of guiding the control steering signal terminal CP of tester when control is put down at 8.2V＜V
INIn the time of in＜9.8V standard error the scope, 4. and 5. lead-out terminal is in normal condition, i.e. control guiding tester is in normal condition in charging process B-2;
Guide the output DC of the control steering signal terminal CP of tester puts down at V when control
IN≤ 8.2V or V
INDuring 〉=9.8V, 4. and 5. lead-out terminal is in abnormality, i.e. control guiding tester is in abnormality in charging process B-2;
If control guiding tester is in normal condition in charging process B-2, then carry out step (7); Otherwise, carry out step (13).In the test process that the utility model provides the interface unit lead-out terminal 4. and 5. the synoptic diagram of level state, normal condition, abnormality () and the abnormality (two) of charging process B-2 shown in Figure 19-22.
Control steering signal end CP should export the pwm signal take 9V/1KHz as reference value, tester is tested its output high level whether in 8.2V-9.8V standard permissible error scope, test its output frequency whether in 970Hz-1030Hz standard permissible error scope, test simultaneously the pwm signal dutycycle, the pwm signal dutycycle is to determine by " periodicity of certain timer in the controller " that measurement pwm signal high level and low level experience, such as N timing cycle of high level experience, M timing cycle of low level experience, dutycycle is N/(M+N so).。
(9) gather the pwm signal dutycycle that tester is guided in described control, determine electric vehicle alternating-current charging pile power supply capacity P2;
(10) pilot relay S2 is closed, asks to be the charging of control guiding tester; Control steering signal CP parameter is in standard permissible error scope, and electric vehicle alternating-current charging pile immediately closing relay S2 makes the ac power supply circuit conducting; Control steering signal terminal CP is then continuing monitoring CP end output signal without any effectively pwm signal output, exceeds the time limit should withdraw from, and the prompting failure information.When relay S2 is closed, the frequency of control guiding tester Monitoring and Controlling steering signal end CP (970Hz-1030Hz), level value (5.2V-6.8V), dutycycle (electric vehicle alternating-current charging pile power supply capacity P2).
(11) select suitable (tester with the reckling among cable capacity P1, electric vehicle alternating-current charging pile output capacity P2, the Vehicular charger rated capacity P3 as load bearing capacity, namely with the minimum value of the electric current of three correspondences as charging current, occurrence is selected according to actual conditions.) charging current, starting load: when one of following situation occured, described control guiding tester stopped loaded work piece:
A, electric vehicle alternating-current charging pile reach the charge condition that the user arranges;
B, control guiding tester disconnect S2 and stop charging process;
C, pwm signal interrupt;
D, become off-state with the normally closed switch S3 of the push button of connection cable plug interlock by closure, and keep more than the 300ms; S3 be with the connection cable plug on the normally closed switch of push button interlock, be placed in the inside of vehicle plug, press the button when removing the mechanical locking function, S3 is in off-state;
In e, the charging process, described control steering signal terminal CP becomes non-6V pwm signal, namely lead-out terminal 6., when 7. the high level voltage scope is between 5.2V-6.8V;
In f, the charging process, described electric vehicle alternating-current charging pile earth leakage protective device action causes load-side under-voltage;
When electric vehicle alternating-current charging pile is finished charging process or accidental interruption charging, guarantee that the level value of controlling the control steering signal terminal CP that guides tester is in 11.4V ~ 12.6V standard permissible error scope; The actual voltage value of test programmable load guarantees that electric vehicle alternating-current charging pile has disconnected ac circuit.
(12) judge whether described control guiding tester is in normal condition in charging process C: the output DC of guiding the control steering signal terminal CP of tester when control is put down at 5.2V＜V
INIn the time of in＜6.8V standard error the scope, 6. and 7. lead-out terminal is in normal condition, and namely described control guiding tester is in normal condition in charging process C;
Guide the output DC of the control steering signal terminal CP of tester puts down at V when control
IN≤ 5.2V or V
INDuring 〉=6.8V, 6. and 7. lead-out terminal is in abnormality, and namely described control guiding tester is in abnormality in charging process C;
If described control guiding tester is in normal condition in charging process C, then carry out step (14); Otherwise, return step (13) and carry out step (16).In the test process that the utility model provides the interface unit lead-out terminal 6. and 7. the synoptic diagram of level state, normal condition, abnormality () and the abnormality (two) of charging process B-2 shown in Figure 23-26.
(13) charging status information is sent to human-computer interaction module and external communication interface;
(14) judge whether control guiding tester pwm signal dutycycle changes; If described control guiding tester pwm signal dutycycle changes, then carry out step (15); Otherwise, return step (12).
(15) redefine electric vehicle alternating-current charging pile power supply capacity P2, and set the load charging current: power supply capacity, charge cable capacity P1 and Vehicular charger rated capacity P3 according to electric vehicle alternating-current charging pile redefine electric vehicle alternating-current charging pile power supply capacity P2.
(16) judge whether the charging of control guiding tester finishes: if the charging of control guiding tester finishes, then carry out step (17); Otherwise, return step (12).
(17) close load, recover the original state of described control guiding tester;
(18) test process finishes.
After entering charging process, described control guiding tester was monitored the connection status of charge cable with the cycle that is not more than 50ms, the signal of monitoring comprises and connects confirmation signal CC and control steering signal CP, when in case generation connects the abnormal signal that disconnects generation by charge cable, described control guiding tester cuts out the duty of programmable power supply, and the record detecting information;
After entering charging process, described control guiding tester was monitored the power supply capacity of electric vehicle alternating-current charging pile by the dutycycle of control steering signal CP with the cycle that is not more than 5s.
When electric vehicle alternating-current charging pile monitored following signal condition, electric vehicle alternating-current charging pile cut off ac circuit:
I, in charging process, the magnitude of voltage of electric automobile charging pile control steering signal is the state of 12V, 9V or other non-6VPWM signals, then electric automobile charging pile disconnects ac power supply circuit;
Ii, in charging process, electric automobile charging pile is by detecting connecting confirmation signal CC, as detect power supply interface and become disconnection by connecting fully, then electric automobile charging pile makes control steering signal output+12V DC level, and the disconnection ac power supply circuit.
The utility model is realized the switching of charging process state by S1, S2.After electric vehicle alternating-current charging pile and tester were set up physical connection by charge cable, the S1 closure was set up fully the two to connect.After electric vehicle alternating-current charging pile should be finished arranging of charging pile correlation parameter, S2 close request power supply, electric vehicle alternating-current charging pile is confirmed to begin power supply after errorless.The utility model can provide for professional testing agency or electric automobile producer means and the instrument of effective detection, assessment electric vehicle alternating-current charging pile coupling arrangement control steering signal sequential correctness and reliability.
Should be noted that at last: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although with reference to above-described embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or be equal to replacement embodiment of the present utility model, and do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. an electric vehicle alternating-current charging pile coupling arrangement control guiding tester is characterized in that, described control guiding tester comprises:
Controller: be used for controlling described control guiding tester charged state;
Interface unit: be used for realizing control steering signal and the level match that is connected confirmation signal and described controller;
Power module: for control guiding tester provides power supply;
Human-computer interaction module: be used for the mutual of user and described control guiding tester;
Bus driver module: be used for realizing described controller universal serial bus and external unit level match, electrical isolation and protection;
Relay S1 and S2: be used for realizing that the state of described control guiding tester switches.
2. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 1 is characterized in that described interface unit comprises Interface Terminal and driving circuit; Described Interface Terminal comprises input terminal and lead-out terminal;
Described input terminal is connected with the terminal of connection cable plug; Described lead-out terminal is connected with described controller;
Described driving circuit is connected with the pin that described controller has the IO function, is used for driving described relay S1 and S2.
3. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 2 is characterized in that, described input terminal comprises connection confirmation signal terminal CC, control steering signal terminal CP and ground signalling terminal COM;
Described connection confirmation signal terminal CC connects with the confirmation signal terminal CC that is connected of connection cable plug;
Described control steering signal terminal CP is connected with the control steering signal terminal CP of connection cable plug;
Described ground signalling terminal COM is connected with the ground signalling terminal COM of connection cable plug.
4. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 2 is characterized in that described lead-out terminal comprises that lead-out terminal 1.-7.;
1. described lead-out terminal is connected with the input terminal that described controller has a collection of simulant signal;
2.-7. described lead-out terminal is connected with the input terminal that described controller has a PWM capturing function.
5. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 2 is characterized in that described driving circuit comprises S1 driving circuit and the S2 driving circuit that structure is identical;
Described S1 driving circuit is connected diode, amplifying circuit, optocoupler and the reactor that connects successively with the S2 driving circuit; Described optocoupler ground connection.
6. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 1 is characterized in that described human-computer interaction module is touch LCD screen; Described human-computer interaction module is connected with described controller by parallel bus.
7. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 1 is characterized in that described bus driver module comprises bus driver 1 and bus driver 2; Described bus driver 1 is connected with bus driver and is connected with described controller by universal serial bus; Described bus driver 1 is connected with bus driver and is connected with external unit by the RS485 bus; Described external unit comprises load and external communication interface.
8. tester is guided in electric vehicle alternating-current charging pile coupling arrangement control as claimed in claim 7, it is characterized in that, described bus driver 1 is identical with bus driver 2 structures, includes optocoupler branch road, RS485 driver and receiver and two voltage stabilizing diodes of three parallel connections; The optocoupler branch road of described three parallel connections is connected with receiver with the RS485 driver respectively; One of them voltage stabilizing diode is connected with the RS485-A terminal; Another voltage stabilizing diode is connected with the RS485-B terminal.
9. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 1 is characterized in that, described relay S1 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S1 branch road; Described S2 one end is connected with the connecting line of control steering signal terminal CP, and the other end is connected with reactor, forms relay S2 branch road; Described S1 branch road is in parallel with S2; Two relay difference ground connection; Described relay S1 and S2 are defaulted as off-state.
10. electric vehicle alternating-current charging pile coupling arrangement control guiding tester as claimed in claim 1 is characterized in that, described control guiding tester charged state comprises normal condition and abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201220404967 CN202886486U (en) | 2012-08-15 | 2012-08-15 | Control guide tester for connecting device of AC charging pile of electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220404967 CN202886486U (en) | 2012-08-15 | 2012-08-15 | Control guide tester for connecting device of AC charging pile of electric automobile |
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| CN202886486U true CN202886486U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220404967 Expired - Lifetime CN202886486U (en) | 2012-08-15 | 2012-08-15 | Control guide tester for connecting device of AC charging pile of electric automobile |
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| CN (1) | CN202886486U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184193A (en) * | 2014-08-29 | 2014-12-03 | 济南璞润电力科技有限公司 | Charging pile control guide and plug detection logic circuit and test device thereof |
| CN104714120A (en) * | 2013-12-17 | 2015-06-17 | 国家电网公司 | Control guide detection circuit and device for charging pile |
| WO2015090083A1 (en) * | 2013-12-17 | 2015-06-25 | 国家电网公司 | Control guidance detection circuit and device of charging pile |
| CN105548780A (en) * | 2016-02-05 | 2016-05-04 | 北京群菱能源科技有限公司 | Electric automobile DC charging pile interface circuit simulator |
| CN105606937A (en) * | 2016-02-25 | 2016-05-25 | 北京群菱能源科技有限公司 | DC charging pile calibration device |
| CN105974261A (en) * | 2016-01-06 | 2016-09-28 | 刘忠菁 | Electric vehicle multi-load simulation device and detection method |
| CN109270383A (en) * | 2018-11-08 | 2019-01-25 | 国网江西省电力有限公司电力科学研究院 | A kind of non-intrusion type charging pile automatic testing method |
| CN113125889A (en) * | 2021-04-21 | 2021-07-16 | 阳光电源股份有限公司 | Charging pile and testing device, system and method thereof |
| CN114002578A (en) * | 2021-11-01 | 2022-02-01 | 江苏华鹏智能仪表科技股份有限公司 | Alternating current pile main control board test system and test method |
| WO2023102773A1 (en) * | 2021-12-08 | 2023-06-15 | 华为技术有限公司 | Detection method and apparatus |
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- 2012-08-15 CN CN 201220404967 patent/CN202886486U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104714120A (en) * | 2013-12-17 | 2015-06-17 | 国家电网公司 | Control guide detection circuit and device for charging pile |
| WO2015090083A1 (en) * | 2013-12-17 | 2015-06-25 | 国家电网公司 | Control guidance detection circuit and device of charging pile |
| CN104184193A (en) * | 2014-08-29 | 2014-12-03 | 济南璞润电力科技有限公司 | Charging pile control guide and plug detection logic circuit and test device thereof |
| CN105974261A (en) * | 2016-01-06 | 2016-09-28 | 刘忠菁 | Electric vehicle multi-load simulation device and detection method |
| CN105548780A (en) * | 2016-02-05 | 2016-05-04 | 北京群菱能源科技有限公司 | Electric automobile DC charging pile interface circuit simulator |
| CN105606937A (en) * | 2016-02-25 | 2016-05-25 | 北京群菱能源科技有限公司 | DC charging pile calibration device |
| CN109270383A (en) * | 2018-11-08 | 2019-01-25 | 国网江西省电力有限公司电力科学研究院 | A kind of non-intrusion type charging pile automatic testing method |
| CN113125889A (en) * | 2021-04-21 | 2021-07-16 | 阳光电源股份有限公司 | Charging pile and testing device, system and method thereof |
| CN114002578A (en) * | 2021-11-01 | 2022-02-01 | 江苏华鹏智能仪表科技股份有限公司 | Alternating current pile main control board test system and test method |
| WO2023102773A1 (en) * | 2021-12-08 | 2023-06-15 | 华为技术有限公司 | Detection method and apparatus |
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