CN211700827U

CN211700827U - Combined charging and discharging gun and charging and discharging system applying same

Info

Publication number: CN211700827U
Application number: CN201922359132.4U
Authority: CN
Inventors: 李尧尧; 徐力; 杨贤明; 黄洁红
Original assignee: Zhejiang Geely Holding Group Co Ltd; Ningbo Geely Automobile Research and Development Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Ningbo Geely Automobile Research and Development Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-16
Anticipated expiration: 2029-12-25

Abstract

The application provides a combined charging and discharging gun and a charging and discharging system using the same. The combined charging and discharging gun comprises a gun head module, a charging module and a discharging module, wherein the gun head module is connected with the charging module and used for charging a vehicle connected with the gun head module through a power supply module connected with the charging module, and the gun head module is connected with the discharging module and used for charging equipment to be charged connected with the discharging module. Through different connected modes, different functions can be accomplished to the combination formula rifle that charges, and the module that charges and the same charge-discharge rifle head of module sharing that discharges has saved manufacturing cost, increases the practicality of combination formula charge-discharge rifle.

Description

Combined charging and discharging gun and charging and discharging system applying same

Technical Field

The application relates to the field of charging and discharging of new energy automobile batteries, in particular to a combined charging and discharging gun and a charging and discharging system applying the same.

Background

With the rapid development of electric vehicles, the electric vehicles are more and more popular, and the functional requirements of people on the electric vehicles are also increased. In the aspect of battery functions of electric vehicles, along with the continuous development of battery manufacturing technology, charging and discharging technology is also greatly developed, and more electric vehicle charging and discharging devices are applied in the market.

At present, a bidirectional charger is used by many vehicle enterprises, so that a secondary charging gun and a discharging gun in a standard mode are allocated to an electric vehicle, a user can charge the electric vehicle by using the secondary charging gun in the mode, and simultaneously, the discharging gun can be used for converting electric energy of a power battery into 220V household electricity for emergency rescue, picnic, illumination and the like. The rifle that charges on the existing market exists as two independent products respectively with the rifle that discharges, and the rifle head of the rifle that charges and the rifle that discharges can't share.

The existing charging gun and discharging gun products need more space for storage due to the fact that gun heads cannot be shared, and the problem that the occupied vehicle space causes the arrangement of the whole vehicle to be not simple is solved. Meanwhile, in the aspect of manufacturing, two different charging and discharging gun heads need to be designed and manufactured, and the production cost is increased.

Disclosure of Invention

The application solves the technical problems that the existing products cannot be shared and the manufacturing cost is high.

In order to solve the technical problem, the embodiment of the application discloses a combined charging and discharging gun, which comprises a gun head module, a charging module and a discharging module, wherein the gun head module is connected with the charging module and used for charging a vehicle connected with the gun head module through a power supply module connected with the charging module, and the gun head module is connected with the discharging module and used for charging a device to be charged connected with the discharging module.

Further, the gun head module comprises a charging and discharging gun head, a first cable and a first connector, and the charging and discharging gun head is connected with the first connector through the first cable.

Furthermore, the charging module comprises a second connector, a second mode control box, a second cable, a fourth cable and a power supply access end, the second mode control box is connected with the second connector through the second cable, and the power supply access end is connected with the second mode control box through the fourth cable.

Further, the discharge module comprises a third connector, a third cable and a discharge output end, and the third connector is connected with the discharge output end through the third cable.

Further, the first connector is a male end connector, the second connector is a female end connector, and the third connector is a female end connector.

Optionally, the first connector is a female connector, the second connector is a male connector, and the third connector is a male connector.

Furthermore, a first identification resistor is arranged on the first connector, and a second identification resistor is arranged on the third connector.

Furthermore, the first cable and the second cable are five-core cables, three of the five-core cables are respectively connected with the zero line, the live line and the ground line, one of the rest two cores is a charging control line, and the other core is a connection detection line.

The embodiment of the application also discloses a charge and discharge system, including the combination formula rifle that charges, still include the power module, the power supply unit and the equipment of waiting to charge of vehicle, rifle head module is connected with the power module of vehicle, and the module of charging is connected with the power supply unit, and the module of discharging is connected with the equipment of waiting to charge.

Further, the power module of the vehicle is provided with a discharge detection unit, and the discharge detection unit is used for detecting the first identification resistor and the second identification resistor and charging the equipment to be charged.

Further, the power module of the vehicle includes an on-vehicle charger and an on-vehicle battery.

By adopting the technical scheme, the application has the following beneficial effects:

the combined charging and discharging gun and the charging and discharging system using the same are provided by the embodiment of the application. The combined charging and discharging gun comprises a gun head module, a charging module and a discharging module, wherein the gun head module is connected with the charging module and used for charging a vehicle connected with the gun head module through a power supply module connected with the charging module, and the gun head module is connected with the discharging module and used for charging equipment to be charged connected with the discharging module. Through different connected modes, different functions can be accomplished to the combination formula rifle that charges, and the module that charges and the module sharing same charge-discharge rifle head that discharges has saved manufacturing cost, has also increased the practicality of combination formula charge-discharge rifle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of a combined charge and discharge gun according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of example 1 of the present application;

FIG. 3 is a schematic view of example 2 of the present application;

the following is a supplementary description of the drawings:

1-a gun head module; 2-a charging module; 3-a discharge module; 4-charging and discharging gun heads; 5-a first cable; 6-a first connector; 7-a second connector; 8-mode two control box; 9-a second cable; 10-a power supply access terminal; 11-a third connector; 12-a third cable; 13-a discharge output; 14-fourth cable.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the present application. In the description of the embodiments of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

Referring to fig. 1, fig. 1 is a schematic view of a combined charging and discharging gun according to an embodiment of the present application. The combined charging gun of fig. 1 includes a gun head module 1, a charging module 2, and a discharging module 3. The gun head module 1 is connected with the charging module 2 and is used for charging a vehicle connected with the gun head module 1 through a power supply module connected with the charging module 2. The gun head module 1 is connected with the discharging module 3 and is used for charging the equipment to be charged connected with the discharging module 3. The two connection modes of the combined charging gun correspond to two functions, namely charging the vehicle by an external power supply and charging the outside by a vehicle-mounted battery. The discharging module 3 and the charging module 2 share the charging and discharging gun head 4, so that the manufacturing cost of the independent gun head is saved.

In the embodiment of the application, the gun head module 1 includes a charging and discharging gun head 4, a first cable 5 and a first connector 6, and the charging and discharging gun head 4 is connected with the first connector 6 through the first cable 5. The charging module 2 comprises a second connector 7, a mode two control box 8, a second cable 8, a fourth cable 14 and a power supply access end 10, the mode two control box 8 is connected with the second connector 7 through the second cable 8, and the power supply access end 10 is connected with the mode two control box through the fourth cable 14. The discharge module 3 includes a third connector 11, a third cable 12, and a discharge output 13, and the third connector 11 and the discharge output 13 are connected by the third cable 12.

In the embodiment of the present application, the first connector 6, the second connector 7, and the third connector 11 may be selected from a male connector and a female connector, and the male connector and the female connector are connected in a mating manner, so that there are two schemes for selecting the connectors, and a specific implementation scheme may be selected according to a comprehensive consideration of various reasons, such as corresponding manufacturing cost and loss condition.

In an alternative embodiment, the first connector 6 is a male end connector, the second connector 7 is a female end connector, and the third connector 11 is a female end connector.

In another alternative embodiment, the first connector 6 is a female connector, the second connector 7 is a male connector, and the third connector 11 is a male connector.

In the embodiment of the present application, the first connector 6 is provided with a first identification resistor, and the third connector 11 is provided with a second identification resistor. The resistance values of the two identification resistors can be determined according to specific application scenarios, and the two resistors can be identified in the circuit after the first connector 6 is connected with the third connector 11. Meanwhile, when the first connector 6 is connected to the third connector 11, the first recognition resistor and the second recognition resistor may be in a series state.

In the embodiment of the present application, the first cable 5 and the second cable 8 are five-core cables, three of the five-core cables are respectively connected to the neutral wire, the live wire and the ground wire, one of the remaining two cores is a charging control wire, and the other core is a connection detection wire. Since the charging control terminal in the third connector 11 is not crimped, the charging control line in the third cable 12 does not participate in the discharging control. In the charging process, the mode two control box 8 is communicated with the electric automobile power module through a charging control line.

The embodiment of the application also discloses a charging and discharging system, which comprises a combined charging and discharging gun, a power module of a vehicle, power supply equipment and equipment to be charged. The gun head module 1 is connected with a power module of a vehicle, the charging module 2 is connected with power supply equipment, and the discharging module 3 is connected with equipment to be charged. The power supply device may be a 220 volt ac power supply. The equipment to be charged can be household appliances such as an electric kettle and the like, and can also be another new energy automobile charged by the two charging devices in the use modes. The power supply equipment and the equipment to be charged are changed according to the actual application scene. Under the connection of different modules, the charging and discharging system has different functions, can charge the power supply module of the vehicle by using the electric energy in the power supply equipment, and can also supply power to the equipment to be charged by using the electric energy in the power supply module of the vehicle.

In the embodiment of the application, the power module of the vehicle is provided with a discharge detection unit, and the discharge detection unit is used for detecting the first identification resistor and the second identification resistor and charging the device to be charged. When the gun head module 1 is connected with the discharging module 3 and the combined charging and discharging gun is connected with the power module of the vehicle, the discharging detection unit can identify the access condition of the first identification resistor and the second identification resistor and is used for confirming whether the gun head module 1 is successfully connected with the discharging module 3. After the discharge detection unit confirms, the power module of the vehicle charges the device to be charged through the combined type charge-discharge gun.

In an embodiment of the present application, a power module of a vehicle includes an onboard charger and an onboard battery. The vehicle-mounted charger is a device with a bidirectional conversion function, for example, in the working process of the charging and discharging system, if the charging and discharging system is in a charging state for a device to be charged, the vehicle-mounted charger converts electric energy in a vehicle-mounted battery into 220 volt alternating current, and the alternating current is transmitted to the device to be charged through the combined charging and discharging gun. If the system is in a state that the power supply equipment charges the vehicle, the vehicle-mounted charger converts the 220V alternating current provided by the power supply equipment and inputs the alternating current into a vehicle-mounted battery.

Based on the above, several embodiments are described below.

Example 1:

please refer to fig. 2, fig. 2 is a schematic diagram of embodiment 1 of the present application. In this embodiment 1, the gun head module 1 and the charging module 2 are connected through a first connector 6 and a second connector 7, the first connector 6 is selected as a male connector, and the corresponding second connector 7 and third connector 11 are both female connectors. After the power supply access end 10 is connected to the power supply equipment, the mode two control box 8 is used for self-checking the combined charging and discharging gun. After the charging and discharging gun head 4 is connected with a power module of a vehicle, the vehicle-mounted charger converts 220-volt alternating current provided by the power supply equipment into a vehicle-mounted battery through the combined charging and discharging gun and then inputs the alternating current into the vehicle-mounted battery to complete the charging process.

Example 2:

please refer to fig. 3, fig. 3 is a schematic diagram of embodiment 2 of the present application. In embodiment 2 of the application, the torch head module 1 and the discharge module 3 are connected through a first connector 6 and a third connector 11, the first connector 6 is selected as a female connector, and the corresponding second connector 7 and the corresponding third connector 11 are both male connectors. After the gun head module 1 is connected with a power module of a vehicle, the discharge detection unit confirms the first identification resistor and the second identification resistor. The vehicle charger converts the electrical energy in the vehicle battery to 220 volt alternating current and transmits the electricity to the device to be charged through the combined charging gun.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a modular charge-discharge rifle which characterized in that: comprises a gun head module (1), a charging module (2) and a discharging module (3);

the gun head module (1) is connected with the charging module (2) and is used for charging a vehicle connected with the gun head module (1) through a power supply module connected with the charging module (2);

the gun head module (1) is connected with the discharging module (3) and is used for charging equipment to be charged connected with the discharging module (3).

2. The combined charge and discharge gun according to claim 1, wherein: the gun head module (1) comprises a charging and discharging gun head (4), a first cable (5) and a first connector (6);

the charging and discharging gun head (4) is connected with the first connector (6) through the first cable (5).

3. The combined charge and discharge gun according to claim 2, wherein: the charging module (2) comprises a second connector (7), a mode two control box (8), a second cable (9), a fourth cable (14) and a power supply access end (10);

the mode two control box (8) is connected with the second connector (7) through the second cable (9);

the power supply access end (10) is connected with the second mode control box through the fourth cable (14).

4. The combined charge and discharge gun according to claim 3, wherein: the discharge module (3) comprises a third connector (11), a third cable (12) and a discharge output (13);

the third connector (11) is connected with the discharge output end (13) through the third cable (12).

5. The combined charge and discharge gun according to claim 4, wherein: the first connector (6) is a male end connector, the second connector (7) is a female end connector, and the third connector (11) is a female end connector;

and/or

The first connector (6) is a female end connector, the second connector (7) is a male end connector, and the third connector (11) is a male end connector.

6. The combined charge and discharge gun according to claim 4, wherein: and a first identification resistor is arranged on the first connector (6), and a second identification resistor is arranged on the third connector (11).

7. The combined charge and discharge gun according to claim 4, wherein: the first cable (5) and the second cable (9) are five-core cables;

three cores of the five-core cable are respectively connected with a zero line, a live line and a ground wire;

one of the rest two cores of the five-core cable is a charging control wire, and the other core is a connection detection wire.

8. A charging and discharging system, characterized by: comprising the combined charging and discharging gun according to any one of claims 1 to 7;

the charging and discharging system comprises a power module of the vehicle, power supply equipment and equipment to be charged;

the gun head module (1) is connected with a power module of the vehicle;

the charging module (2) is connected with the power supply equipment;

the discharging module (3) is connected with the equipment to be charged.

9. The charging and discharging system according to claim 8, wherein: the power module of the vehicle has a discharge detection unit.

10. The charging and discharging system according to claim 8, wherein:

the power module of the vehicle includes an on-board charger and an on-board battery.