CN207630991U - A kind of DC charging adapter - Google Patents
A kind of DC charging adapter Download PDFInfo
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- CN207630991U CN207630991U CN201721273387.3U CN201721273387U CN207630991U CN 207630991 U CN207630991 U CN 207630991U CN 201721273387 U CN201721273387 U CN 201721273387U CN 207630991 U CN207630991 U CN 207630991U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of DC charging adapters, including：Several charging sockets, a charging plug and a transferring device；Wherein, the transferring device includes the first hub and the second hub, the positive charging port of the positive charging port of the charging plug and each charging socket is connected to first hub by a positive power line respectively, and the negative charging port of the negative charging port of the charging plug and each charging socket is connected to second hub by a negative power line respectively.Such DC charging adapter solves the problems, such as that charging switching is limited by cradle quantity on charging pile type and electric vehicle, and it is cheap, pure electric vehicle has been neatly realized can either be applicable in traditional single rifle charging, it can accelerate the purpose of charging rate in such a way that multiple gun charges again, and then be conducive to promoting the use of for pure electric automobile.
Description
Technical field
The utility model is related to battery charging field more particularly to a kind of DC charging adapters.
Background technology
With the development of science and technology, the pure electric automobile of environmental protection and energy saving is play the role of substitution conventional fuel oil car, and
The not satisfactory problem of pure electric automobile course continuation mileage restricts the Rapid Popularization of pure electric automobile.In order to improve pure electric automobile
Course continuation mileage, mainstream technology uses the battery of large capacity to improve the cruising ability of pure electric automobile at present, but large capacity
Battery is perplexed by charging time long problem again simultaneously.
Pure electric automobile is generally charged using direct-current charging post to shorten the charging time at present, the current DC charging of industry
Stake is commonly divided into single rifle direct-current charging post and multiple gun (based on rush-harvesting and rush-planting) direct-current charging post with the quantity for carrying charging gun.But
By taking existing rush-harvesting and rush-planting direct-current charging post as an example, although nominally rush-harvesting and rush-planting, it is broadly divided into following two situations：
The first rush-harvesting and rush-planting charging pile is substantially a set of single rifle charging system, is equipped with two pipette tips, another when a trolley charges
Trolley can not charge connecting another pipette tips, and only equal front trucks after drawing guns full of can just fill.That is only list rifle charging one
Kind state, the DC charging speed not being significantly increased to separate unit vehicle are not also increased operation rate, are suitable only for unattended
The switching charging of two trolleys under state.
Second of rush-harvesting and rush-planting charging pile has two sets of independent single rifle charging systems, this just needs to install two sets of lists in cabinet
Only control unit, monitoring unit, Charging Detail Record unit, therefore cause charging pile cost high.In addition, every in such rush-harvesting and rush-planting charging pile
The peak power output of a pipette tips can only achieve the half of rush-harvesting and rush-planting charging pile, thus will appear that a pipette tips are idle, another rifle
Head cannot be satisfied higher power charge requirement.
In view of the above-mentioned problems, Chinese patent application (CN104022547A) discloses a kind of double charging gun control systems, it should
System includes charging equipment and electric vehicle charging device；Charging equipment is electrically connected to the first charging including the first charger, one end
The first charging gun, the second charger and one end of machine are electrically connected to the second charging gun of the second charger；Electric vehicle charging dress
It sets including electric vehicle-mounted BMS modules, main cradle and from cradle；Electric vehicle-mounted BMS modules are used in the first charging gun or the
When two charging guns are inserted into main cradle, it is that an electric vehicle charges to control the first charger or the second charger, electric vehicle-mounted
BMS modules are additionally operable to be inserted into main cradle respectively in the first charging gun and the second charging gun and when from cradles, and control first is filled
Motor or the second charger charge by the output current of distribution for an electric vehicle.Such double charging gun control systems can lead to
It crosses double charging guns while charging to an electric vehicle, shorten the charging time；Electric vehicle of single charging gun pair can also be utilized
Charging, makes full use of charging equipment.
But double charging gun control systems of above structure are rush-harvesting and rush-plantings then must satisfy charging equipment using rush-harvesting and rush-planting charging
The precondition of two cradles need to be arranged in charging pile and electric vehicle, may not apply to single rifle charging pile or only there are one fill tool
The electric vehicle of electric seat, thus influence practicability and generalization.
Utility model content
The purpose of this utility model is to provide a kind of DC charging adapters, it is intended to solve single rush-harvesting and rush-planting in the prior art and fill
Cutting was changed by the problem of cradle quantity is limited on charging pile type and electric vehicle.
For this purpose, the utility model uses following technical scheme：
A kind of DC charging adapter, including：Several charging sockets, a charging plug and a transferring device；Its
In, the transferring device includes the first hub and the second hub, the positive charging port of the charging plug and each described is filled
The positive charging port of electrical socket is connected to first hub, the negative charging of the charging plug by a positive power line respectively
The negative charging port of port and each charging socket is connected to second hub by a negative power line respectively.Charging is inserted
Head is DC charging plug, and charging socket is DC charging socket.
By being arranged, transferring device is separately connected several charging sockets to above-mentioned DC charging adapter and a charging is inserted
The current remittance General Logistics Department for flowing separately through each charging socket can be transported to charging by the first hub and the second hub and inserted by head
Head.Therefore, in such a way that the occasion for being only provided with single single rifle charging pile need to only use single charging socket connection charging pile pair
Pure electric automobile carries out single rifle charging；In the field for being provided with more than two single rifle charging piles or at least one rush-harvesting and rush-planting cradle
It closes and multiple gun charging is carried out to pure electric automobile in such a way that two or more charging sockets are separately connected charging pile；And it is no matter pure
Single cradle or multiple cradles is arranged in electric vehicle, can be selected according to charging pile installation and quantity in charging place
Single rifle charging or multiple gun charging.The DC charging adapter is cheap, pure electric vehicle has been neatly realized can either be applicable in tradition
The charging of single rifle, and the purpose of charging rate can be accelerated in such a way that multiple gun charges, and then be conducive to the popularization of pure electric automobile
It uses.
Further, in above-mentioned DC charging adapter, the positive charging port of the charging socket and first collection
It is provided with diode on positive power line between line device.
Above-mentioned DC charging adapter prevents high-tension current out of pure electric automobile by way of diode is arranged
Accumulator reverse direction flow charging pile, and realize anti-leakage function, improve safety.
Further, in above-mentioned DC charging adapter, the transferring device also include sampling module, control module with
And display module；It is equipped with electric current on negative power line between the negative charging port of the charging socket and second hub
Sensor, and between the current sensor and the sampling module, between the sampling module and the control module and
It is connected respectively by signal wire between the control module and the display module.
Above-mentioned DC charging adapter can carry out the electric current for flowing through two charging sockets by sampling module real-time
Acquisition, and exported to display module after control module analyzing processing, and then realize charged state monitoring.
Further, in above-mentioned DC charging adapter, the display module be LED (light emitting diode) display screens or
LCD (liquid crystal display).
Above-mentioned DC charging adapter externally can intuitively show that pure electric automobile is in single rifle charged state or multiple gun
Charged state is easy to use and judges charging socket with the presence or absence of damage or failure.
Further, in above-mentioned DC charging adapter, the current sensor is Hall sensor.
Further, in above-mentioned DC charging adapter, the transferring device also includes power module；The charging is inserted
Between the working power port and the power module of seat, between the power module and the control module, the control mould
It is connected respectively by low-tension supply line between block and the working power port of the charging plug.
Above-mentioned power module meets the power demand of DC charging adapter to control module low-voltage power supply.
Further, it in above-mentioned DC charging adapter, the low-voltage signal port of the charging plug and each described fills
The low-voltage signal port of electrical socket is connected to the control module by a confirmation signal line respectively.
Above-mentioned DC charging adapter can confirm DC charging adapter and charging pile, pure electricity by low-voltage signal port
Whether electrical automobile effectively connects.
Further, in above-mentioned DC charging adapter, the transferring device also includes communication interconnecting module；It is described to fill
The PORT COM of the PORT COM of plug and each charging socket respectively with the communication interconnecting module interactive communication.
Above-mentioned DC charging adapter can be realized between multiple charging sockets and each charging socket is transferred with communication
Communication between module.
Further, in above-mentioned DC charging adapter, the PORT COM of the charging plug and each charging are inserted
The PORT COM of seat between CAN (Controller Area Network) buses and the communication interconnecting module respectively by interacting
Communication.
Carrying out communication using CAN bus enables above-mentioned DC charging adapter to have real-time, electromagnetism interference
The advantages of power is strong, freedom of correspondence.
Further, in above-mentioned DC charging adapter, the control module is microcontroller.
Control module using the higher microcontroller of integrated level as DC charging adapter is conducive to do not simplifying direct current
Volume is reduced under the premise of charging commutator function, and then improves practicability and portability.
Further, in above-mentioned DC charging adapter, the specification of the charging socket is identical.
The structure complexity of above-mentioned DC charging adapter can be reduced using the identical charging socket of several specifications, reduced
Manufacturing cost.
Further, in above-mentioned DC charging adapter, the charging socket is DC charging socket, and the charging is inserted
Head is DC charging plug.
Above-mentioned DC charging adapter is separately connected several charging sockets and a charging plug by transferring device, tool
There is simple in structure, compact and easy to carry.It only need to can be right by one of one charging pile of charging socket grafting
Pure electric automobile carries out traditional single rifle charging；In addition, transferring device will be flowed respectively using the first hub and the second hub
The current remittance General Logistics Department through each charging socket is transported to charging plug, therefore, is being provided with more than two single rifle charging piles or extremely
Few there are one the occasions of rush-harvesting and rush-planting cradle, and multiple charging sockets difference grafting charging pile can be carried out multiple gun to pure electric automobile
Charging；Mode to simply and efficiently realize the charging of pure electric vehicle multiple gun accelerates the purpose of charging rate.
Description of the drawings
Fig. 1 is the structural schematic diagram of DC charging adapter in embodiment；
Fig. 2 is the structure diagram of DC charging adapter in embodiment.
In attached drawing, 100, DC charging adapter；1, charging socket；2, charging socket；3, charging plug；4, transfer fills
It sets；41, the first hub；42, the second hub；43, sampling module；44, control module；45, display module；46, communication turns
Connection module；47, power module；48, diode；49, current sensor；5, the first cable；51, positive power line；52, negative supply
Line；6, the second cable；61, positive power line；62, negative power line；7, third cable；71, positive power line；72, negative power line.
Specific implementation mode
It, will be with reference to the appended attached drawing for constituting the application part in the specific descriptions of following preferred embodiment.It is appended
The specific embodiment that can realize the application has been illustrated by way of example in attached drawing.Exemplary embodiment is not intended to limit
According to all embodiments of the application, it will be understood that under the premise of without departing from the application range, other implementations can be utilized
Mode can also carry out the modification of structural or logicality.Therefore, it is below specific descriptions and it is unrestricted.
As shown in Figure 1, a kind of DC charging adapter 100 is present embodiments provided, the DC charging adapter 100 packet
It includes：Charging socket 1, charging socket 2, charging plug 3 and transferring device 4, in the present embodiment, charging socket 1 is DC charging
Socket, charging plug 3 are DC charging plug.
Specifically, between charging socket 1 and transferring device 4 by the connection of the first cable 5, charging socket 2 and transferring device 4 it
Between connected by third cable 7 by the connection of the second cable 6, charging plug 3 and transferring device 4.When use DC charging adapter 100
When charging to pure electric vehicle, charging socket 1, charging socket 2 and not shown charging pile grafting in figure, charging plug 3
With not shown electric vehicle grafting in figure.
As depicted in figs. 1 and 2, in the present embodiment, the first cable 5, the second cable 6, third cable 7 are with model cable.
Specifically, the first cable 5 be integrated with positive power line 51,52, confirmation signal lines of negative power line, one group of low-tension supply line and
One group of CAN bus；Second cable 6 is integrated with positive power line 61,62, confirmation signal lines of negative power line, one group of low-tension supply
Line and one group of CAN bus；Third cable 7 be integrated with positive power line 71,72, confirmation signal lines of negative power line, one group it is low
Voltage source line and one group of CAN bus.
In the present embodiment, charging socket 1 is identical with 2 specification of charging socket, specifically, charging socket 1 is integrated with：Positive charging
Port DC1+, negative charging port DC1-, one group of PORT COM (S1+, S1-), a low-voltage signal port CC1 and one group of work electricity
Source port (A1+, A1-)；Charging socket 2 is integrated with：Positive charging port DC2+, negative charging port DC2-, one group of PORT COM (S2
+, S2-), a low-voltage signal port CC2 and one group of working power port (A2+, A2-).Charging plug 3 is integrated with：Positive charging
Port DC3+, negative charging port DC3-, one group of PORT COM (S3+, S3-), a low-voltage signal port CC3 and one group of work electricity
Source port (A3+, A3-).
In the present embodiment, transferring device 4 is integrated with the first hub 41, the second hub 42, sampling module 43, control mould
Block 44, display module 45, communication interconnecting module 46 and power module 47.Wherein, control module 44 is microcontroller.
Specifically, the positive charging port DC1+ of charging socket 1 is connected to the first hub 41 by a positive power line 51, fill
The positive charging port DC2+ of electrical socket 2 is connected to the first hub 41, the positive charging end of charging plug 3 by a positive power line 61
Mouth DC3+ is connected to the first hub 41 by a positive power line 71.
Specifically, the negative charging port DC1- of charging socket 1 is connected to the second hub 42 by a negative power line 52, fill
The negative charging port DC2- of electrical socket 2 is connected to the second hub 42, the negative charging end of charging plug 3 by a negative power line 62
Mouth DC3- is connected to the second hub 42 by a negative power line 72.
Also, just positive power line 51 between charging port DC1+ and the first hub 41, positive charging port DC2+ and the
Positive power line 61 between one hub 41 is respectively arranged with diode 48.
In addition, negative negative power line 52 between charging port DC1- and the second hub 42, negative charging port DC2- and the
Negative power line 62 between two hubs 42 is equipped with current sensor 49, and between current sensor 49 and sampling module 43,
It is connected respectively by signal wire between sampling module 43 and control module 44 and between control module 44 and display module 45.
In the present embodiment, current sensor 49 is preferably Hall sensor.I.e. two Hall sensors acquire respectively flows through
The current signal of negative power line 52 and negative power line 62 is simultaneously exported to sampling module 43, and sampling module 43 believes collected electric current
Number processing forms current value and is further sent to control module 44, and is exported current value to display module 45 by control module 44
Externally to show.
In the present embodiment, display module 45 is preferably LED display, and the LED display can be divided into two displays and distinguish
The current value of the current value and negative power line 62 of negative power line 52 Xian Shi not be flowed through, consequently facilitating user judges charging socket 1
With the working condition of charging socket 2, that is, judge that the electric vehicle using the DC charging adapter 100 is in single rifle charged state
Or rush-harvesting and rush-planting charged state.
The PORT COM (S3+, S3-) of charging plug 3 with communication interconnecting module 46 by CAN bus interactive communication, insert by charging
The PORT COM (S1+, S1-) of seat 1 is with communication interconnecting module 46 by CAN bus interactive communication, the PORT COM of charging socket 2
(S2+, S2-) is with communication interconnecting module 46 by CAN bus interactive communication.
Between the working power port (A1+, A1-) of charging socket 1 and power module 47, the working power of charging socket 2
Between port (A2+, A2-) and power module 47, between power module 47 and control module 44, control module 44 and charging plug
It is connected respectively by low-tension supply line between 3 working power port (A3+, A3-).
The low-voltage signal port CC1 of charging socket 1 is connected to control module 44, charging socket 2 by a confirmation signal line
Low-voltage signal port CC2 control module 44, the low-voltage signal port CC3 of charging plug 3 are connected to by a confirmation signal line
Control module 44 is connected to by a confirmation signal line.
Certainly, it can also be done on the basis of the above embodiments in DC charging adapter 100 provided by the utility model
Go out appropriate deformation, such as：LED display in the present embodiment can be replaced by LCD, and for another example transferring device 4 can also have closed
Shell to realize waterproof, electric leakage, but need in the position of corresponding display module 45 opens up figure not shown observation window.
In addition, though the present embodiment carries out structural description using for two charging sockets to DC charging adapter,
Certainly, in DC charging adapter provided by the utility model, the quantity of charging socket can be three, four etc. it is arbitrary more
It is several.
The technical principle of the utility model is described above in association with specific embodiment, but it should be recognized that this above-mentioned
A little descriptions are intended merely to explain the principles of the present invention, and cannot in any way be construed to scope of protection of the utility model
Concrete restriction.Based on the explanation herein, those skilled in the art can associate this practicality not making the creative labor
Other novel specific implementation modes or equivalent replacement, fall within the scope of protection of the utility model.
Claims (10)
1. a kind of DC charging adapter, which is characterized in that including：In several charging sockets, a charging plug and one
Rotary device；
Wherein, the transferring device includes the first hub and the second hub, the positive charging port of the charging plug and each
The positive charging port of the charging socket is connected to first hub by a positive power line respectively, the charging plug
The negative charging port of negative charging port and each charging socket is connected to second hub by a negative power line respectively.
2. DC charging adapter according to claim 1, which is characterized in that the positive charging port of the charging socket and
It is provided with diode on positive power line between first hub.
3. DC charging adapter according to claim 1, which is characterized in that the transferring device also includes sampling mould
Block, control module and display module；
It is equipped with current sensor on negative power line between the negative charging port of the charging socket and second hub,
And between the current sensor and the sampling module, between the sampling module and the control module and the control
It is connected respectively by signal wire between molding block and the display module.
4. DC charging adapter according to claim 3, which is characterized in that the display module be LED display or
LCD。
5. DC charging adapter according to claim 3, which is characterized in that the current sensor is hall sensing
Device.
6. DC charging adapter according to claim 3, which is characterized in that the transferring device also includes power supply mould
Block；
Between the working power port and the power module of the charging socket, the power module and the control module it
Between, connected respectively by low-tension supply line between the control module and the working power port of the charging plug.
7. DC charging adapter according to claim 3, which is characterized in that the low-voltage signal port of the charging plug
The control module is connected to by a confirmation signal line respectively with the low-voltage signal port of each charging socket.
8. DC charging adapter according to claim 3, which is characterized in that the transferring device also includes communication switching
Module；
The PORT COM of the PORT COM of the charging plug and each charging socket is handed over the communication interconnecting module respectively
Mutual communication.
9. DC charging adapter according to claim 3, which is characterized in that the control module is microcontroller.
10. DC charging adapter according to claim 1, which is characterized in that the specification of the charging socket is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721273387.3U CN207630991U (en) | 2017-09-29 | 2017-09-29 | A kind of DC charging adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721273387.3U CN207630991U (en) | 2017-09-29 | 2017-09-29 | A kind of DC charging adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207630991U true CN207630991U (en) | 2018-07-20 |
Family
ID=62858609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721273387.3U Active CN207630991U (en) | 2017-09-29 | 2017-09-29 | A kind of DC charging adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207630991U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498139A (en) * | 2020-12-08 | 2021-03-16 | 奇瑞商用车（安徽）有限公司 | Multi-gun quick charging device and charging method for electric automobile |
| CN113859020A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Charging switching device, vehicle and direct current charging control method |
-
2017
- 2017-09-29 CN CN201721273387.3U patent/CN207630991U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859020A (en) * | 2020-06-30 | 2021-12-31 | 比亚迪股份有限公司 | Charging switching device, vehicle and direct current charging control method |
| CN112498139A (en) * | 2020-12-08 | 2021-03-16 | 奇瑞商用车（安徽）有限公司 | Multi-gun quick charging device and charging method for electric automobile |
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