CN208433774U - Charging electrode automatic switch-over circuit and electrical equipment - Google Patents
Charging electrode automatic switch-over circuit and electrical equipment Download PDFInfo
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- CN208433774U CN208433774U CN201820864063.5U CN201820864063U CN208433774U CN 208433774 U CN208433774 U CN 208433774U CN 201820864063 U CN201820864063 U CN 201820864063U CN 208433774 U CN208433774 U CN 208433774U
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- over circuit
- automatic switch
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Abstract
A kind of charging electrode automatic switch-over circuit and electrical equipment, charging electrode automatic switch-over circuit is connect with first electrode and second electrode, and the charging electrode automatic switch-over circuit includes: the electric power polarity for confirming the first electrode and second electrode access and exports the detection module for detecting signal；It is connect with the detection module, access the detection signal and exports the control module of switch-over control signal；And connect with the control module, the first electrode, the second electrode and power supply/battery, the switching module of the conducting of the electrode of the power supply/battery of the first electrode and the second electrode and polarities match is controlled according to the switch-over control signal.The power electrode polarity that will access is detected by detection module, selecting correct guiding path according to electric power polarity is that battery match with electrode, and being reversely connected when preventing equipment from docking with charging pile causes battery and charging pile to be damaged.
Description
Technical field
The utility model belongs to charging pile technical field more particularly to a kind of charging electrode automatic switch-over circuit and electricity consumption is set
It is standby.
Background technique
Currently, charging docking can only be from single direction pair in the case where charging pile and robot polarity of electrode are all fixed
It connects.If robot is docked from opposite direction, it may appear that robot battery electrode and charging pile charging electrode are reversely connected situation, are not having
It responds under safeguard measure, will lead to battery and charging pile is impaired.
Utility model content
The utility model provides a kind of charging electrode automatic switch-over circuit and electrical equipment, it is intended to solve equipment and charging pile
The problem that reversal connection causes battery and charging pile to be damaged is likely to occur when docking.
A kind of charging electrode automatic switch-over circuit, connect with first electrode and second electrode, and the charging electrode is cut automatically
Changing circuit includes:
For confirm the first electrode and the second electrode access electric power polarity and export detection signal detection
Module；
It is connect with the detection module, access the detection signal and exports the control module of switch-over control signal；And
It is connect with the control module, the first electrode, the second electrode and power supply/battery, according to the switching
Control signal controls the conducting of the electrode of the power supply/battery of the first electrode and the second electrode and polarities match
Switching module.
In a wherein embodiment, the detection module includes the first optocoupler and the second optocoupler, first optocoupler
The anode of light emitting source and the cathode of light emitting source of second optocoupler connect the first electrode, the light emitting source of first optocoupler
Cathode and the anode of light emitting source of second optocoupler connect the second electrode；The collector of the light-receiving device of first optocoupler
The the first detection pin for connecing the control module, also connects power supply by the first pull-up resistor, the light-receiving device of first optocoupler
Emitter ground connection；The collector of the light-receiving device of second optocoupler connects the second detection pin of the control module, also by the
Two pull-up resistors connect power supply, the emitter ground connection of the light-receiving device of second optocoupler.
In a wherein embodiment, the detection module includes set on the first infrared detection dress being electrically charged in equipment
Set, and be set to charging pile on respectively with matched second infrared detecting device of first infrared detecting device and the infrared inspection of third
Survey device；Second infrared detecting device and third infrared detecting device are connect with the control module, described receiving
The infrared signal of first infrared detecting device transmitting is exporting the detection signal to the control module.
In a wherein embodiment, first infrared detecting device is infrared transmitter, the second infrared inspection
It surveys device and third infrared detecting device is infrared receiving device.
In a wherein embodiment, the switching module includes connecting with the control module, described for switching
The relay of the guiding path of the electrode of the power supply/battery of first electrode and the second electrode and polarities match.
In a wherein embodiment, the control module includes single-chip microcontroller.
In addition, additionally provide a kind of electrical equipment, including charging pile and it is electrically charged equipment, further includes above-mentioned charging electrode
Automatic switch-over circuit.
Above-mentioned charging electrode automatic switch-over circuit detects the power electrode polarity that will be accessed by detection module, according to
It is that battery is matched with electrode that electric power polarity, which selects correct guiding path, and reversal connection leads to battery when preventing equipment from docking with charging pile
It is impaired with charging pile.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the charging electrode automatic switch-over circuit in an embodiment of the present invention；
Fig. 2 is the circuit diagram of detection module in charging electrode automatic switch-over circuit shown in FIG. 1；
Fig. 3 is the structural schematic diagram of the charging electrode automatic switch-over circuit in another embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the switching module in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the switching module in another embodiment 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 further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1, charging electrode automatic switch-over circuit and first electrode 11 and second in the utility model embodiment
Electrode 12 connects, and the charging electrode automatic switch-over circuit includes detection module 100, control module 200 and switching module 300.
Detection module 100 is used to confirm the electric power polarity that first electrode 11 and second electrode 12 access and exports detection letter
Number；Control module 200 is connect with detection module 100, and access detection signal simultaneously exports switch-over control signal；Switching module 300 with
Control module 200, first electrode 11, second electrode 12 are connected with battery, control 11 He of first electrode according to switch-over control signal
The conducting of the electrode of the battery of second electrode 12 and polarities match.It should be noted that if detection module 100 detects first
The electric power polarity that electrode 11 and second electrode 12 access is matched with the electrode of battery, then what detection module 100 exported is the first inspection
Survey signal；On the contrary then output the second detection signal.
As shown in Fig. 1 embodiment, charging electrode automatic switch-over circuit can be set to be provided separately within and be electrically charged in equipment,
Such as electric vehicle, robot, unmanned plane；As shown in Fig. 3 embodiment, charging electrode automatic switch-over circuit also be can be set in quilt
On charging equipment and on charging pile.
In a wherein embodiment, referring to Fig. 2, detection module 100 includes the first optocoupler U1 and the second optocoupler U2,
The cathode of the light emitting source of the anode of the light emitting source of first optocoupler U1 and the second optocoupler U2 connects first electrode 11, the hair of the first optocoupler U1
The anode of the light emitting source of the cathode of light source and the second optocoupler U2 connects second electrode 12；The collector of the light-receiving device of first optocoupler U1 connects
First detection pin P1.1 of control module 200, also connects power supply VCC, the light of the first optocoupler U1 by the first pull-up resistor R2
The emitter of device is grounded；The collector of the light-receiving device of second optocoupler U2 meets the second detection pin P1.2 of control module 200, also leads to
It crosses the second pull-up resistor R4 and connects power supply VCC, the emitter ground connection of the light-receiving device of the second optocoupler U2.First electrode in the present embodiment
11 and second electrode 12 be the input electrode being electrically connected with the battery on being electrically charged equipment.
First electrode 11 and second electrode 12 are unknown polarity electrode to be detected, and P1.1 and P1.2 are detection signal, the letter
Number entering single-chip microcontroller (control module 200) carries out logic judgment, and using optocoupler input diode unilateral conduction, detection is basic
Logic is as follows:
When first electrode 11 and second electrode 12 are not charged, optocoupler U1, U2 end, the first detection pin P1.1, second
Detecting pin P1.2 is all high level；First electrode 11 is positive, when second electrode 12 is negative, optocoupler U1 normally, and the first inspection
Survey pin P1.1 is low level, and the second detection pin P1.2 is high level；First electrode 11 is negative, and second electrode 12 is timing,
Optocoupler U2 normally, the first detection pin P1.1 are high level, and the second detection pin P1.2 is low level.
In another embodiment, referring to Fig. 3, detection module 100 includes red set on first be electrically charged in equipment
Outer detection device 110, and be set to charging pile on respectively with matched second infrared detecting device of the first infrared detecting device 110
120 and third infrared detecting device 130；Second infrared detecting device 120 and third infrared detecting device 130 and control module
200 connections, in the infrared signal for receiving the transmitting of the first infrared detecting device 110 in output detection signal to control module 200.
Specifically, the first infrared detecting device 110 is infrared transmitter, and the second infrared detecting device 120 and third are infrared
Detection device 130 is infrared receiving device.First electrode 11 and second electrode 12 in the present embodiment be on charging pile with electricity
The output electrode that source is electrically connected.
In a wherein embodiment, switching module 300 includes connecting with control module 200, for switching the first electricity
The relay of the guiding path of power supply/battery electrode of pole 11 and second electrode 12 and polarities match.Control module 200 includes
Single-chip microcontroller.In one embodiment, with reference to Fig. 4, the switching of a relay K1 control guiding path is utilized；In another implementation
In example, with reference to Fig. 5, the switching of two relay J1, J2 control guiding paths is utilized.
Referring to figure 1, figure 2 and figure 5., it is electrically charged in equipment with before charging pile docking, is electrically charged the first electrode 11 of equipment
It is not all connected with robot interior battery electrode with second electrode 12, i.e., two electrodes all do not charge.
When being electrically charged equipment and docking with charging pile from direction 1, detection module 100 is by detecting current 11 He of first electrode
The voltage of second electrode 12, to judge that electrode anode is filled in the current contact of first electrode 11, the contact charging of second electrode 12 is extremely negative
Pole, being electrically charged one group relay J1 of opening of device makes first electrode 11 be connected with anode, second electrode 12 and battery cathode
It is connected.It can charge normal at this time.
When being electrically charged equipment and being docked with charging pile from direction 2, it is electrically charged after equipment contacts with charging electrode, detection module
100 by detecting the voltage of current first electrode 11 and second electrode 12, thus judge that Electrode Negative is filled in the current contact of electrode 1,
Electrode anode is filled in the contact of electrode 2, and being electrically charged another group relay J2 of opening of device makes first electrode 11 be connected with battery cathode, the
Two electrodes 12 are connected with anode.It can also charge normal at this time.
Fig. 3 and Fig. 5 is please referred to, is with above scheme difference, above scheme charging pile output polarity is fixed, and this
Scheme is electrically charged equipment end charging input electrode polarity and fixes.It is electrically charged equipment and docks charging pile in different directions (direction 1 and 2)
The switching of Shi Jinhang charging pile output electrode positive and negative anodes.
1 docking operation of direction are as follows:
First infrared detecting device 110 and the second infrared detecting device 120 are communicated, and single-chip microcontroller is believed according to infrared communication
Number really abutting direction is direction 1, and single-chip microcontroller coordination electrode automatic switch-over circuit keeps first electrode 11 positively charged, 12 band of second electrode
Negative electricity；
2 docking operation of direction are as follows:
First infrared detecting device 110 and third infrared detecting device 130 are communicated, and single-chip microcontroller is believed according to infrared communication
Number really abutting direction is direction 2, and single-chip microcontroller coordination electrode automatic switch-over circuit keeps second electrode 12 positively charged, 11 band of first electrode
Negative electricity；
After completing with top electrode correct switch, that is, it can guarantee that being electrically charged equipment charge input electrode and charging pile charging exports
Electrode correctly docks
In addition, additionally provide a kind of electrical equipment, including charging pile and it is electrically charged equipment, further includes above-mentioned charging electrode
Automatic switch-over circuit.
Above-mentioned charging electrode automatic switch-over circuit detects the power electrode polarity that will be accessed by detection module 100,
Selecting correct guiding path according to electric power polarity is that battery is matched with electrode, and being reversely connected when preventing equipment from docking with charging pile causes
Battery and charging pile are impaired.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of charging electrode automatic switch-over circuit, connect with first electrode and second electrode, which is characterized in that the charging electricity
Pole automatic switch-over circuit includes:
For confirm the first electrode and the second electrode access electric power polarity and export detection signal detection module；
It is connect with the detection module, access the detection signal and exports the control module of switch-over control signal；And
It is connect with the control module, the first electrode, the second electrode and power supply/battery, according to the switching control
Signal controls the switching of the conducting of the electrode of the power supply/battery of the first electrode and the second electrode and polarities match
Module.
2. charging electrode automatic switch-over circuit as described in claim 1, which is characterized in that the detection module includes the first light
The cathode of the light emitting source of coupling and the second optocoupler, the anode of the light emitting source of first optocoupler and second optocoupler connects described first
The anode of the light emitting source of electrode, the cathode of the light emitting source of first optocoupler and second optocoupler connects the second electrode；Institute
The collector for stating the light-receiving device of the first optocoupler connects the first detection pin of the control module, also connects electricity by the first pull-up resistor
Source, the emitter ground connection of the light-receiving device of first optocoupler；The collector of the light-receiving device of second optocoupler connects the control mould
Second detection pin of block also connects power supply, the emitter ground connection of the light-receiving device of second optocoupler by the second pull-up resistor.
3. charging electrode automatic switch-over circuit as described in claim 1, which is characterized in that the detection module includes being set to quilt
The first infrared detecting device on charging equipment, and be set on charging pile respectively with first infrared detecting device matched the
Two infrared detecting devices and third infrared detecting device；Second infrared detecting device and third infrared detecting device with it is described
Control module connection is exporting the detection signal to institute in the infrared signal for receiving the first infrared detecting device transmitting
State control module.
4. charging electrode automatic switch-over circuit as claimed in claim 3, which is characterized in that first infrared detecting device is
Infrared transmitter, second infrared detecting device and third infrared detecting device are infrared receiving device.
5. charging electrode automatic switch-over circuit as described in claim 1, which is characterized in that the switching module include with it is described
Control module connection, the electricity of the power supply/battery for switching the first electrode and the second electrode and polarities match
The relay of the guiding path of pole.
6. charging electrode automatic switch-over circuit as described in claim 1, which is characterized in that the control module includes monolithic
Machine.
7. a kind of electrical equipment, including charging pile and it is electrically charged equipment, which is characterized in that further include any one of claim 1 to 6
The charging electrode automatic switch-over circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864063.5U CN208433774U (en) | 2018-06-05 | 2018-06-05 | Charging electrode automatic switch-over circuit and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864063.5U CN208433774U (en) | 2018-06-05 | 2018-06-05 | Charging electrode automatic switch-over circuit and electrical equipment |
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| Publication Number | Publication Date |
|---|---|
| CN208433774U true CN208433774U (en) | 2019-01-25 |
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ID=65100015
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820864063.5U Active CN208433774U (en) | 2018-06-05 | 2018-06-05 | Charging electrode automatic switch-over circuit and electrical equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921489A (en) * | 2019-03-27 | 2019-06-21 | 广州高新兴机器人有限公司 | A kind of contact low-voltage direct automatic charging system and method |
| CN109910650A (en) * | 2019-04-03 | 2019-06-21 | 上海歌尔泰克机器人有限公司 | A kind of contact-type charging device and unmanned plane |
| WO2020020327A1 (en) * | 2018-07-26 | 2020-01-30 | 比亚迪股份有限公司 | Railway vehicle, and charging system and charging control device and method therefor |
-
2018
- 2018-06-05 CN CN201820864063.5U patent/CN208433774U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020020327A1 (en) * | 2018-07-26 | 2020-01-30 | 比亚迪股份有限公司 | Railway vehicle, and charging system and charging control device and method therefor |
| CN109921489A (en) * | 2019-03-27 | 2019-06-21 | 广州高新兴机器人有限公司 | A kind of contact low-voltage direct automatic charging system and method |
| CN109910650A (en) * | 2019-04-03 | 2019-06-21 | 上海歌尔泰克机器人有限公司 | A kind of contact-type charging device and unmanned plane |
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