CN208537639U - A kind of pulse control box charging gun product detection device - Google Patents
A kind of pulse control box charging gun product detection device Download PDFInfo
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- CN208537639U CN208537639U CN201820884078.8U CN201820884078U CN208537639U CN 208537639 U CN208537639 U CN 208537639U CN 201820884078 U CN201820884078 U CN 201820884078U CN 208537639 U CN208537639 U CN 208537639U
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Abstract
The utility model discloses a kind of pulse control box charging gun product detection devices, including equipment interface, the equipment interface includes the connecting interface of the connecting interface of the input port of charging gun and the output port of charging gun, the input port connecting interface of the charging gun includes alternating current circuit interface, middle line interface and interface of the ground wire, the connecting interface of the output port of the charging gun includes alternating current circuit interface, middle line interface, interface of the ground wire, control guide line interface and connection confirmation line interface, pulse control box charging gun product detection device includes the power on self test circuit between the connecting interface for being set to the input port of electric rifle and the connecting interface of the output port of charging gun, charging pulse detection circuit, over-voltage, undervoltage detection circuit, over-current detection circuit, electric-leakage detection circuit and PE(ground wire) broken string one of circuit or It is several.
Description
Technical field
The utility model relates to a kind of charging gun detection devices, and in particular to a kind of pulse control box charging gun product testing
Device.
Background technique
Pulse control box charging gun product is a kind of control of tape pulse and the New-energy electric vehicle exchange of defencive function
Charging gun, there are many control functions and protective device to be installed in the pulse control box of charging gun for this charging gun, power on self test,
Over-voltage, under-voltage protection, the overcurrent protection, earth leakage protective, PE that charging preparation state, pulse charge charging complete state, power supply are
Many status functions such as (ground wire) breaking protection show, act.And whether these states, function are accurate and reliable, it is necessary to carry out
Detection, verifying.
Existing detection at present, verifying means are the various devices of production, to various states, the function of control box
It individually tested, detected, verified.The process that needs in manufacture, station, personnel are more, and detection, comparison are cumbersome.
Utility model content
In view of this, the technical problem to be solved by the present invention is to provide a kind of pulse control box charging gun product testings
Device, the present apparatus are to integrate multimode, multi-functional comprehensive multifunctional detection device, can be realized on a station
The detection of multiple states, function.
To solve the above problems, the utility model provides a kind of pulse control box charging gun product detection device, including set
Standby interface, the equipment interface includes the connection of the connecting interface CN2 of the input port of charging gun and the output port of charging gun
Interface CN1, the input port connecting interface CN2 of the charging gun include alternating current circuit interface L, middle line interface N and interface of the ground wire
PE, the connecting interface CN1 of the output port of the charging gun include alternating current circuit interface L, middle line interface N, interface of the ground wire GND,
Control guide line interface CP and connection confirmation line interface CC, it is characterised in that: the pulse control box charging gun product inspection
Survey device include be set to the output port of connecting interface CN2 and charging gun of the input port of electric rifle connecting interface CN1 it
Between power on self test circuit, charging pulse detection circuit, over-voltage, undervoltage detection circuit, over-current detection circuit, electric-leakage detection circuit
With PE (ground wire) broken string one or more of circuit.
Power on self test circuit includes being set to the alternating current circuit interface L of the input port connecting interface CN2 of charging gun in
The first power supply unit between line interface N.
The charging pulse detection circuit includes being set to the alternating current circuit of the connecting interface CN2 of the input port of charging gun
The second power supply unit, the second light emitting diode and the first synchronous switch between interface L and middle line interface N, described second shines
Diode and the first synchronous switch are connected in series；
It further include first be set between output port interface CN1 the alternating current circuit interface L and middle line interface N of charging gun
Conducting load, the first light emitting diode and first voltage detection device, the first conducting load and the first light emitting diode string
Connection connection, the first voltage detection device are used to detect the alternating current circuit the connecting interface CN1 interface L of the output port of charging gun
Voltage value between middle line interface N, the first conducting load value is the load value for making mA grades of conducting electric current；
It further include that the control guide line interface CP for being set to the connecting interface CN1 of the output port of charging gun and ground wire connect
First switch, first diode, the first adjustable resistance, the second adjustable resistance, second voltage detection device between mouthful GND and
First pulse signal detection device, first synchronous switch and the first adjustable resistance are connected in series, first synchronous switch,
First adjustable resistance is connected in parallel with the second adjustable resistance, first synchronous switch, the first adjustable resistance, the second adjustable resistance
It is connected in series with first switch, first diode, the first diode is set as connecing from the connection of the output port of charging gun
The control guide line interface CP of mouth CN1 is to interface of the ground wire GND one-way conduction, and the second voltage detection device is for detecting
Voltage between control the guide line interface CP and interface of the ground wire GND of the interface CN1 of the output port connection of charging gun, it is described
First pulse signal detection device is used to detect the control guide line interface CP of the connecting interface CN1 of the output port of charging gun
Pulse signal between interface of the ground wire GND.
The charging pulse detection circuit further includes connecing in the alternating current circuit of the connecting interface CN2 of the input port of charging gun
First rectifier and the load of the first current limliting are set between mouth L and middle line interface N, and first rectifier makes input AC electric current
Become the direct current for making the second light emitting diode one-way conduction, the first current limliting load shines with the first synchronous switch, second
Diode series connection.
PE (ground wire) the broken string circuit includes the ground wire PE interface for being set to the input port connecting interface CN2 of charging gun
The first wire-breaking switch.
The over-voltage, undervoltage detection circuit include the AC line for being set to the connecting interface CN2 of the input port of charging gun
Third power supply unit, tertiary voltage detection device between road interface L and middle line interface N；
It further include being set between the alternating current circuit the connecting interface CN1 interface L of the output port of charging gun and middle line interface N
Second conducting load and third light emitting diode, it is described second conducting load and third light emitting diode be connected in series.
The third power supply unit includes variable-frequency power sources power supply unit and transformer multiple groups voltage output without Cut Selection control
Power supply unit processed, the variable-frequency power sources power supply unit include in the alternating current circuit of the connecting interface CN2 of the input port of charging gun
Loading and frequency conversion power supply power supply between interface L and middle line interface N, continuously adjustable input voltage；
The transformer multiple groups voltage output is without the input port that Cut Selection control power supply unit includes in charging gun
Loading and frequency conversion power supply and multichannel transformer between the alternating current circuit interface L and middle line interface N of connecting interface CN2, the multichannel become
Depressor is connected to variable-frequency power sources, and connects multiple switch, by the closure to different switches, exports required different voltages.
The over-current detection circuit includes the alternating current circuit interface for being set to the connecting interface CN2 of the input port of charging gun
The 4th power supply unit between L and middle line interface N；
Further include be set to the connecting interface CN1 of the output port of charging gun alternating current circuit interface L and middle line interface N it
Between the first current detection means and third conducting load, first current detection means and third conducting load series winding connect
It connects, the third conducting load is that multiple loads are in parallel, the load in series one switch.
The leakage circuit include be set to the connecting interface CN2 of the input port of charging gun alternating current circuit interface L and
The 5th light emitting diode, the second synchronous switch and the 5th power supply unit between middle line interface N, the 5th light emitting diode and
Second synchronous switch is connected in series；
Further include be set to the connecting interface CN1 of the output port of charging gun alternating current circuit interface L and middle line interface N it
Between the 4th conducting load and the 4th light emitting diode, it is described 4th conducting load and the 4th light emitting diode be connected in series；
It further include alternating current circuit interface L, the interface of the ground wire GND for being set to the connecting interface CN1 of the output port of charging gun
Between the second synchronous switch, the second current detection means and third adjustable resistance, second synchronous switch, the second electric current inspection
It surveys device and third adjustable resistance is connected in series.
The leakage analog circuit further includes being set to the alternating current circuit of the connecting interface CN2 of the input port of charging gun to connect
The second rectifier and the load of the second current limliting between mouth L and middle line interface N, the second current limliting load and the 5th light-emitting diodes
Pipe, the second synchronous switch are connected in series, and the third adjustable resistance includes the adjustable resistance series connection of at least two enough power, and
Wherein a resistance is not more than the maximum electrical leakage of circuit design.
Upper electrical switch is resetted in the alternating current circuit interface L setting of the connecting interface CN2 of the input port of the charging gun.
First power supply unit, third power supply unit, the 4th power supply unit and the 5th power supply unit can be same confession
Electric installation, the first conducting load, the second conducting load and the 4th conducting load can load for same conducting, and described first
Light emitting diode, third light emitting diode and the 4th light emitting diode can be same light emitting diode, first rectifier
It can be same rectifier with the second rectifier.
Compared with prior art, the beneficial effects of the present invention are: pulse control and charging gun product detection device are to be based on
Basic detection, test principle, integrate multimode, multi-functional comprehensive multifunctional detection device, can be in a work
The detection of multiple states, function is realized on position, saves human and material resources cost, it is simple to operate.
Detailed description of the invention
Fig. 1 is the whole pulse control box charging detection principle diagram of the utility model；
Fig. 2 is the charging pulse detection principle diagram of the utility model；
Fig. 3 is the powering mode schematic diagram of the utility model；
Fig. 4 is the overcurrent test schematic of the utility model；
Fig. 5 is the leakage tests schematic diagram of the utility model；
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only to explain this hair
It is bright, it is not intended to limit the present invention.
Any feature disclosed in this specification (including abstract and attached drawing) unless specifically stated can be equivalent by other
Or the alternative features with similar purpose are replaced.That is, unless specifically stated, each feature is a series of equivalent or class
Like an example in feature.
Pulse control box charging gun product detection device can realize power on self test by control and charging detecting circuit, fill
Electricity condition detection, over-voltage, under-voltage protection detection when pressure supply, overcurrent protection detection, earth leakage protective detection and the inspection of PE breaking protection
The detection of the states, function such as survey.
A kind of pulse control box charging gun product detection device, including equipment interface, the equipment interface include charging gun
Input port connecting interface CN2 and charging gun output port connecting interface CN1, the input port of the charging gun connects
Connection interface CN2 includes that alternating current circuit interface L, middle line interface N and interface of the ground wire PE, the connection of the output port of the charging gun connect
Mouth CN1 includes alternating current circuit interface L, middle line interface N, interface of the ground wire GND, control guide line interface CP and connection confirmation route
Interface CC, it is characterised in that: the pulse control box charging gun product detection device includes the input port for being set to electric rifle
Power on self test circuit between the connecting interface CN1 of the output port of connecting interface CN2 and charging gun, charging pulse detection electricity
Road, over-voltage, undervoltage detection circuit, over-current detection circuit, one of electric-leakage detection circuit and PE (ground wire) broken string circuit or several
Kind.
Power on self test circuit includes being set to the alternating current circuit interface L of the input port connecting interface CN2 of charging gun in
The first power supply unit between line interface N.
When charging gun input terminal is inserted into detection device, box charging gun power-on self-test is controlled, controls box on corresponding charging gun
Status lamp has self-test display instruction, and comparison technology requires to complete this contrast verification.
As shown in Fig. 2, charging pulse detection circuit includes being set to the friendship of the connecting interface CN2 of the input port of charging gun
The second power supply unit, the second light emitting diode and the first synchronous switch between Flow Line interface L and middle line interface N, described
Two light emitting diodes and the first synchronous switch are connected in series.
Foregoing circuit shows for realizing the status lamp of pulse control box charging gun product detection device, synchronizes out when first
When closing K1 closure, the second light emitting diode LD1 conducting shines, and LD1 is as the status lamp on charging gun product detection device.
It further include first be set between output port interface CN1 the alternating current circuit interface L and middle line interface N of charging gun
Conducting load, the first light emitting diode and first voltage detection device, the first conducting load and the first light emitting diode string
Connection connection, the first voltage detection device are used to detect the alternating current circuit the connecting interface CN1 interface L of the output port of charging gun
Voltage value between middle line interface N, the first conducting load value is the load value for making mA grades of conducting electric current.
Foregoing circuit is used for the turning circuit of analog charge rifle output end charging, the first conducting load R3, light emitting diode
LD0 is one-way conduction, when charging gun work, exports alternating current, light emitting diode LD0 flashing, first voltage detection device V1
For detecting voltage between L, N, correlation technique index.
It further include that the control guide line interface CP for being set to the connecting interface CN1 of the output port of charging gun and ground wire connect
First switch, first diode, the first adjustable resistance, the second adjustable resistance, second voltage detection device between mouthful GND and the
One pulse signal detection device, first synchronous switch and the first adjustable resistance are connected in series, first synchronous switch, the
One adjustable resistance is connected in parallel with the second adjustable resistance, first synchronous switch, the first adjustable resistance, the second adjustable resistance with
First switch, first diode are connected in series, and the first diode is set as the connecting interface from the output port of charging gun
The control guide line interface CP of CN1 is to interface of the ground wire GND one-way conduction, and the second voltage detection device is for detecting charging
Voltage between control the guide line interface CP and interface of the ground wire GND of the interface CN1 of the output port connection of rifle, described first
Pulse signal detection device is used to detect the control guide line interface CP and ground of the connecting interface CN1 of the output port of charging gun
Pulse signal between line interface GND.
When the work of charging pulse detection circuit, first by the resistance value adjusting of first, second adjustable resistance R0, R1 to phase
Corresponding load value, when the end CP and GND disconnects (first switch K0 disconnection), input direct-current 12V voltage, if charging gun is normal
Working condition, corresponding display lamp lights on charging gun pulse control box, the electricity of at this moment second voltage detection device measurement V2
Pressure, compares verifying with technical controlling range, quasi- in charging if charging gun is working properly within the scope of technical controlling
Standby state；Then it is closed first switch K0, it is corresponding on charging gun pulse control box if at this moment charging gun is normal operating conditions
Display lamp lights, and the pulse signal between CP, GND is at this moment measured, if the first pulse signal detection device detects signal in arteries and veins
Rush 9V, frequency 1KHZ, duty ratio 26.7% technical controlling within the scope of, then charging gun is working properly, in charging gun prepare
Good state；Then it is closed the first synchronous switch K1, at this moment the second light emitting diode LD1 shines (flashing) in detection device, if
Charging gun is normal operating conditions, and corresponding display lamp lights on pulse control box, at this moment measures the pulse letter between CP, GND
Number, if pulse 6V, frequency 1KHZ, duty ratio 26.7% technical controlling within the scope of, then charging gun is working properly, in filling
State in electricity.
It further include being set between the alternating current circuit interface L and middle line interface N of the connecting interface CN2 of the input port of charging gun
The first rectifier and the load of the first current limliting are set, first rectifier makes input AC electric current become making the second light emitting diode list
To the direct current of conducting, the first current limliting load is connected in series with the first synchronous switch, the second light emitting diode.
When the first rectifier is arranged in the input port junction (CN2) of charging gun, is closed the first synchronous switch K1, the
Two light emitting diode LD1 one-way conductions, continuous illumination, the effect that the first current limliting loads R5 is current limliting, and LD1 is protected not to be damaged.
As shown in Figure 1, PE (ground wire) broken string circuit includes the ground wire for being set to the input port connecting interface CN2 of charging gun
First wire-breaking switch of PE interface.
When the PE interface in the input port junction (CN2) of charging gun breaks operation, if charging gun is to work normally
State, then charging gun control box starting protection movement, and corresponding state lamp is shown.
As shown in Figure 1, over-voltage, undervoltage detection circuit include the connecting interface CN2 for being set to the input port of charging gun
Third power supply unit, tertiary voltage detection device between alternating current circuit interface L and middle line interface N.
It further include being set between the alternating current circuit the connecting interface CN1 interface L of the output port of charging gun and middle line interface N
Second conducting load and third light emitting diode, it is described second conducting load and third light emitting diode be connected in series.
Charging gun input voltage is given from third power supply unit, when the voltage of input reaches overpressure value, if charging gun is positive
Normal working condition, control box starting overvoltage protection movement, the corresponding state display lamp for controlling box light, tertiary voltage detection detection
The voltage value of device detection at this moment, at this moment voltage value is over-voltage action value, then reversed to adjust with technical controlling range contrast verification
Input voltage is saved, when controlling the releasing of box protection act, the corresponding state display lamp movement for controlling box, tertiary voltage detection is detected
The voltage value of device detection at this moment, is at this moment over-voltage recovery value, with technical controlling range contrast verification；Under-voltage test operation phase
Together.
As shown in figure 3, third power supply unit includes variable-frequency power sources power supply unit and transformer multiple groups voltage output without breakpoint
Selection control power supply unit, the variable-frequency power sources power supply unit includes the friendship in the connecting interface CN2 of the input port of charging gun
Loading and frequency conversion power supply power supply between Flow Line interface L and middle line interface N, continuously adjustable input voltage.
The transformer multiple groups voltage output is without the input port that Cut Selection control power supply unit includes in charging gun
Loading and frequency conversion power supply and multichannel transformer between the alternating current circuit interface L and middle line interface N of connecting interface CN2, the multichannel become
Depressor is connected to variable-frequency power sources, and connects multiple switch, by the closure to different switches, exports required different voltages.
As shown in figure 4, over-current detection circuit includes the AC line for being set to the connecting interface CN2 of the input port of charging gun
The 4th power supply unit between road interface L and middle line interface N.
Further include be set to the connecting interface CN1 of the output port of charging gun alternating current circuit interface L and middle line interface N it
Between the first current detection means and third conducting load, first current detection means and third conducting load series winding connect
It connects, the third conducting load is that multiple loads are in parallel, the load in series one switch.
From charging gun input port input voltage, the turning circuit of output port is connected, and at this moment adjusts third conducting load
The load value of R4, the electric current for detecting the first current detection means increase from small to large, and an excessive current loads test revocation can be extensive
If being again charging gun is normal operating conditions, when electric current to overcurrent value, charging gun controls box starting protection, and corresponding status lamp is dynamic
Make, then the value for loading R4 is connected in readjustment third afterwards, and electric current is made to become smaller, and controls the starting protection revocation of box, corresponding status lamp
Movement；If it is normal operating conditions that the permanent power-off protection of secondary excessive current loads test, which is charging gun, when electric current to overcurrent value, control
Box starting protection, permanent to power off, the value of readjustment load R4 makes electric current become smaller, and control box protection does not cancel.
As shown in figure 5, leakage circuit includes being set to the alternating current circuit of the connecting interface CN2 of the input port of charging gun to connect
The 5th light emitting diode LD2, the second synchronous switch K2 and the 5th power supply unit between mouth L and middle line interface N, the 5th hair
Optical diode and the second synchronous switch K2 are connected in series.
Further include be set to the connecting interface CN1 of the output port of charging gun alternating current circuit interface L and middle line interface N it
Between the 4th conducting load R3 and the 4th light emitting diode LD0, it is described 4th conducting load and the 4th light emitting diode series connection connect
It connects.
It further include alternating current circuit interface L, the interface of the ground wire GND for being set to the connecting interface CN1 of the output port of charging gun
Between the second synchronous switch K2, the second current detection means and third adjustable resistance, second synchronous switch, the second electric current
Detection device and third adjustable resistance are connected in series.
Leakage analog circuit further includes the alternating current circuit interface L for being set to the connecting interface CN2 of the input port of charging gun
The second rectifier between middle line interface N and the load of the second current limliting, the second current limliting load and the 5th light emitting diode, the
Two synchronous switches are connected in series, and the third adjustable resistance includes the adjustable resistance series connection of at least two enough power, and wherein
One resistance is not more than the maximum electrical leakage of circuit design.
Foregoing circuit is for simulating leakage circuit, when being closed the second synchronous switch K2, by adjusting adjustable resistance R2, makes
Leakage current changes from small to large, adjusts to when controlling box state change, and current value at this time is control box earth leakage protective setting value,
The leakage current of second current detection means measurement at this moment, comparison technology specification are verified, and the synchronous table on testboard
Reveal state change, corresponding control box status lamp contrast verification.
Upper electrical switch is resetted in the alternating current circuit interface L setting of the connecting interface CN2 of the input port of charging gun.Cut off
The power supply of product, reloads power supply again later.
As shown in Figure 1, the first power supply unit, third power supply unit, the 4th power supply unit and the 5th power supply unit can be
Same power supply unit, the first conducting load, the second conducting load and the 4th conducting load can load for same conducting
R3, first light emitting diode, third light emitting diode and the 4th light emitting diode can be same light emitting diode LD0,
First rectifier and the second rectifier can be same rectifier.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, and should not treat any reference in the claims as limiting
Claim involved in making.
Claims (10)
1. a kind of pulse control box charging gun product detection device, including equipment interface, the equipment interface include charging gun
The connecting interface (CN1) of the output port of the connecting interface (CN2) and charging gun of input port, the input port of the charging gun
Connecting interface (CN2) includes alternating current circuit interface L, middle line interface N and interface of the ground wire PE, the company of the output port of the charging gun
Connection interface (CN1) includes that alternating current circuit interface L, middle line interface N, interface of the ground wire GND, control guide line interface CP and connection are true
Recognize line interface CC, it is characterised in that: the pulse control box charging gun product detection device includes the input for being set to electric rifle
Power on self test circuit between the connecting interface (CN1) of the output port of the connecting interface (CN2) and charging gun of port, charge arteries and veins
Rush detection circuit, over-voltage, undervoltage detection circuit, over-current detection circuit, one of electric-leakage detection circuit and PE broken string circuit or
It is several.
2. a kind of pulse control box charging gun product detection device according to claim 1, it is characterised in that: the energization
Self-checking circuit includes between the alternating current circuit interface L and middle line interface N for the input port connecting interface (CN2) for being set to charging gun
The first power supply unit.
3. a kind of pulse control box charging gun product detection device according to claim 2, it is characterised in that: the charging
Pulse-detecting circuit includes that the alternating current circuit interface L for the connecting interface (CN2) for being set to the input port of charging gun and middle line connect
The second power supply unit, the second light emitting diode and the first synchronous switch between mouth N, second light emitting diode and first is together
Step switch is connected in series；
It further include that first be set between output port interface (CN1) alternating current circuit interface L of charging gun and middle line interface N is led
Logical load, the first light emitting diode and first voltage detection device, the first conducting load and the series connection of the first light emitting diode
Connection, the first voltage detection device are used to detect connecting interface (CN1) alternating current circuit interface L of the output port of charging gun
Voltage value between middle line interface N, the first conducting load value is the load value for making mA grades of conducting electric current；
It further include the control guide line interface CP and interface of the ground wire of the connecting interface (CN1) for being set to the output port of charging gun
First switch, first diode, the first adjustable resistance, the second adjustable resistance, second voltage detection device and first between GND
Pulse signal detection device, first synchronous switch and the first adjustable resistance are connected in series, first synchronous switch, first
Adjustable resistance is connected in parallel with the second adjustable resistance, first synchronous switch, the first adjustable resistance, the second adjustable resistance and
One switch, first diode are connected in series, and the first diode is set as the connecting interface from the output port of charging gun
(CN1) to interface of the ground wire GND one-way conduction, the second voltage detection device is used to detect fills control guide line interface CP
Voltage between control the guide line interface CP and interface of the ground wire GND of the interface (CN1) of the output port connection of electric rifle, it is described
First pulse signal detection device is used to detect the control guide line interface of the connecting interface (CN1) of the output port of charging gun
Pulse signal between CP and interface of the ground wire GND；
It further include being arranged between the alternating current circuit interface L and middle line interface N of the connecting interface (CN2) of the input port of charging gun
First rectifier and the load of the first current limliting, first rectifier make input AC electric current become keeping the second light emitting diode unidirectional
The direct current of conducting, the first current limliting load are connected in series with the first synchronous switch, the second light emitting diode.
4. a kind of pulse control box charging gun product detection device according to claim 3, it is characterised in that: the PE is disconnected
Line circuit includes the first wire-breaking switch for being set to the ground wire PE interface of input port connecting interface (CN2) of charging gun.
5. a kind of pulse control box charging gun product detection device according to claim 3, it is characterised in that: the mistake
Pressure, undervoltage detection circuit include the alternating current circuit interface L and middle line for the connecting interface (CN2) for being set to the input port of charging gun
Third power supply unit, tertiary voltage detection device between interface N；
It further include being set between connecting interface (CN1) alternating current circuit interface L of the output port of charging gun and middle line interface N
Second conducting load and third light emitting diode, the second conducting load and third light emitting diode are connected in series.
6. a kind of pulse control box charging gun product detection device according to claim 5, it is characterised in that: the third
Power supply unit includes variable-frequency power sources power supply unit and transformer multiple groups voltage output without Cut Selection control power supply unit, the change
Frequency power power supply unit includes the alternating current circuit interface L and middle line interface N in the connecting interface (CN2) of the input port of charging gun
Between loading and frequency conversion power supply power supply, continuously adjustable input voltage；
The transformer multiple groups voltage output is without the connection that Cut Selection control power supply unit includes in the input port of charging gun
Loading and frequency conversion power supply and multichannel transformer between the alternating current circuit interface L and middle line interface N of interface (CN2), the multichannel transformation
Device is connected to variable-frequency power sources, and connects multiple switch, by the closure to different switches, exports required different voltages.
7. a kind of pulse control box charging gun product detection device according to claim 5, it is characterised in that: the overcurrent
Detection circuit include the connecting interface (CN2) for being set to the input port of charging gun alternating current circuit interface L and middle line interface N it
Between the 4th power supply unit；
It further include between the alternating current circuit interface L and middle line interface N for the connecting interface (CN1) for being set to the output port of charging gun
The first current detection means and third conducting load, first current detection means and third conducting load be connected in series,
The third conducting load is that multiple loads are in parallel, the load in series one switch.
8. a kind of pulse control box charging gun product detection device according to claim 7, it is characterised in that: the electric leakage
Detection circuit include the connecting interface (CN2) for being set to the input port of charging gun alternating current circuit interface L and middle line interface N it
Between the 5th light emitting diode, the second synchronous switch and the 5th power supply unit, the 5th light emitting diode and second synchronizes out
It closes and is connected in series；
It further include between the alternating current circuit interface L and middle line interface N for the connecting interface (CN1) for being set to the output port of charging gun
The 4th conducting load and the 4th light emitting diode, it is described 4th conducting load and the 4th light emitting diode be connected in series；
Further include the connecting interface (CN1) for being set to the output port of charging gun alternating current circuit interface L, interface of the ground wire GND it
Between the second synchronous switch, the second current detection means and third adjustable resistance, second synchronous switch, the second current detecting
Device and third adjustable resistance are connected in series；
It further include between the alternating current circuit interface L and middle line interface N for the connecting interface (CN2) for being set to the input port of charging gun
The second rectifier and the load of the second current limliting, second current limliting load connect with the 5th light emitting diode, the second synchronous switch
Connection, the third adjustable resistance includes the adjustable resistance series connection of at least two enough power, and wherein a resistance is not more than
The maximum electrical leakage of circuit design.
9. according to claim 1 to a kind of pulse control box charging gun product detection device described in one of 8, it is characterised in that:
Upper electrical switch is resetted in the alternating current circuit interface L setting of the connecting interface (CN2) of the input port of the charging gun.
10. a kind of pulse control box charging gun product detection device according to claim 8, it is characterised in that: described
One power supply unit, third power supply unit, the 4th power supply unit and the 5th power supply unit can be same power supply unit, described first
Conducting load, the second conducting load and the 4th conducting load can load for same conducting, first light emitting diode, third
Light emitting diode and the 4th light emitting diode can be same light emitting diode, and first rectifier and the second rectifier can be with
For same rectifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884078.8U CN208537639U (en) | 2018-06-08 | 2018-06-08 | A kind of pulse control box charging gun product detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820884078.8U CN208537639U (en) | 2018-06-08 | 2018-06-08 | A kind of pulse control box charging gun product detection device |
Publications (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802530A (en) * | 2018-06-13 | 2018-11-13 | 江苏特创科技有限公司 | A kind of charging gun test device and test system |
| CN112810475A (en) * | 2021-02-03 | 2021-05-18 | 阳光电源股份有限公司 | Charging gun interface equipment and charging pile control method |
| CN115389858A (en) * | 2022-10-27 | 2022-11-25 | 苏州智绿环保科技有限公司 | Automatic detection method for multifunctional on-cable control box, storage medium and multifunctional on-cable control box |
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2018
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802530A (en) * | 2018-06-13 | 2018-11-13 | 江苏特创科技有限公司 | A kind of charging gun test device and test system |
| CN112810475A (en) * | 2021-02-03 | 2021-05-18 | 阳光电源股份有限公司 | Charging gun interface equipment and charging pile control method |
| CN112810475B (en) * | 2021-02-03 | 2022-05-24 | 阳光电源股份有限公司 | Charging gun interface equipment and charging pile control method |
| CN115389858A (en) * | 2022-10-27 | 2022-11-25 | 苏州智绿环保科技有限公司 | Automatic detection method for multifunctional on-cable control box, storage medium and multifunctional on-cable control box |
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