CN217470006U - Vehicle-mounted charging device with network function and automobile - Google Patents
Vehicle-mounted charging device with network function and automobile Download PDFInfo
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- CN217470006U CN217470006U CN202221383183.6U CN202221383183U CN217470006U CN 217470006 U CN217470006 U CN 217470006U CN 202221383183 U CN202221383183 U CN 202221383183U CN 217470006 U CN217470006 U CN 217470006U
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- 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
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Abstract
The utility model relates to a vehicle-mounted charging device with network function and an automobile, which comprises an Ethernet PHY component and at least one charging Internet module, wherein the charging Internet module comprises a USB-Ethernet component, a USB charging protocol component and a USB interface which are electrically connected in sequence; the USB charging protocol assembly is used for being electrically connected with the vehicle-mounted storage battery; the Ethernet PHY component is used for connecting the vehicle-mounted network terminal to acquire network data; the vehicle-mounted storage battery charges the external equipment through the USB charging protocol component and the USB interface, and the vehicle-mounted network terminal provides network data for the external equipment through the Ethernet PHY component, the USB-to-Ethernet component, the USB charging protocol component and the USB interface. According to the invention, the quick charging and network functions can be simultaneously provided for the mobile intelligent equipment through one USB interface.
Description
Technical Field
The utility model relates to the field of automotive technology, concretely relates to on-vehicle charging device and car of taking network function.
Background
At present, two schemes are generally adopted for a rear entertainment flat plate of an automobile in the market, wherein one scheme is a front-mounted scheme, the entertainment flat plate is synchronously developed along with the whole automobile, and the entertainment flat plate is embedded into the whole automobile; the other is a rear-loading scheme, and only a mounting bracket is provided on the whole vehicle for fixing the entertainment flat plate.
The front-mounted scheme has the advantages that the front-mounted scheme is embedded into the whole vehicle, an original vehicle power supply can be well matched, the vehicle-mounted network is utilized for surfing the internet, the defects are that the product function is simpler, the performance configuration is low, the application with higher performance requirement can not be replaced, the user experience is poorer, and the front-mounted scheme often becomes a decoration in practical application.
The rear-loading scheme has the advantages that the vehicle owner or the equipped entertainment tablet is utilized, the use is flexible, the continuity is realized in various scenes inside and outside the vehicle, the network of the entertainment tablet needs a wireless network shared by the vehicle owner and the mobile phone, the network on the vehicle cannot be used, the traffic of the vehicle owner is consumed, the operation such as connection is needed, and the use convenience is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take on-vehicle charging device and car of network function provides quick charge and network function simultaneously for the dull and stereotyped or other types of mobile intelligent device of amusement of above-mentioned back dress scheme through a USB interface.
In order to achieve the above object, the utility model provides a vehicle-mounted charging device with network function, which comprises an ethernet PHY component and at least one charging internet module, wherein the charging internet module comprises a USB-to-ethernet component, a USB charging protocol component and a USB interface which are electrically connected in sequence; the USB charging protocol assembly is used for being electrically connected with the vehicle-mounted storage battery; the Ethernet PHY component is used for connecting the vehicle-mounted network terminal to acquire network data;
the vehicle-mounted storage battery charges the external equipment through the USB charging protocol component and the USB interface, and the vehicle-mounted network terminal provides network data for the external equipment through the Ethernet PHY component, the USB-to-Ethernet component, the USB charging protocol component and the USB interface.
Preferably, the USB charging protocol component at least comprises a first charging protocol component and a second charging protocol component, and both the first charging protocol component and the second charging protocol component are used for being electrically connected with the vehicle-mounted storage battery; the first charging protocol component and the second charging protocol component are respectively used for matching different charging protocols and establishing charging and network access with the external equipment according to the different charging protocols.
Preferably, the system further comprises a microcontroller assembly, a first switch assembly and a second switch assembly;
the microcontroller assembly is electrically connected with the first charging protocol assembly, the second charging protocol assembly, the first switch assembly and the second switch assembly respectively; the first switch component is electrically connected with the USB-to-Ethernet component, the first charging protocol component and the second charging protocol component respectively; the second switch assembly is electrically connected with the first charging protocol assembly, the second charging protocol assembly and the USB interface respectively.
Preferably, the charging system comprises an ethernet switch and at least two charging internet modules, wherein the ethernet switch is provided with a first interface and at least two second interfaces, the first interface is used for being electrically connected with the ethernet PHY component, and the at least two second interfaces are used for being electrically connected with the at least two charging internet modules in a one-to-one correspondence manner.
Preferably, the first interface and the second interface are both RGMII communication interfaces.
Preferably, a low-voltage power supply assembly is included, which is electrically connected to the vehicle-mounted storage battery and is configured to convert power of the vehicle-mounted storage battery into operating power of each component of the vehicle-mounted charging device.
Preferably, the USB interface is connected to the second switch component through a USB cable and a power line, the USB cable is used to transmit network data to provide a network function for the external device, and the power line is used to output voltage to charge the external device.
Preferably, the vehicle-mounted storage battery outputs 12V voltage, and the first charging protocol component and the second charging protocol component are both configured to output 5V voltage when the handshake between the vehicle-mounted storage battery and the external device is successful, and output the 5V voltage through the power line so as to charge the external device.
The utility model also provides an automobile, including on-vehicle network terminal, on-vehicle battery and foretell vehicle-mounted charging device who takes network function.
Preferably, the vehicle-mounted network terminal is one of a T-Box, a car machine, and a gateway.
The vehicle-mounted charging device with the network function and the automobile at least have the following beneficial effects:
by the vehicle-mounted charging device, the internet surfing function of the entertainment tablet or other types of mobile intelligent devices can be realized by means of the network of the automobile, meanwhile, the quick charging function of the entertainment tablet or other types of mobile intelligent devices can be realized by means of the vehicle-mounted storage battery of the automobile, and for the entertainment tablet or other types of mobile intelligent devices of different brands/models, a plurality of charging protocol components can be arranged for matching, so that the application range is wide, the quick charging and network functions can be simultaneously provided for the entertainment tablet or other types of mobile intelligent devices of the after-loading scheme through one USB interface, compared with the existing scheme that the USB interface on the automobile is connected with a charger for charging and sharing wireless flow for internet surfing, the vehicle network can be effectively utilized, the waste of user flow is avoided, and the stability of the connection network is better than that of a wireless connection network, the operation such as hot spot connection is not needed to be set, and the use convenience is lower.
Other features and advantages of the present invention will be set forth in the description that follows.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a vehicle-mounted charging device with a network function according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a vehicle-mounted charging device with a network function according to a more specific embodiment of the present invention.
Fig. 3 is a schematic diagram of a connection relationship between the microcontroller component and other components according to an embodiment of the present invention.
Fig. 4 is a schematic diagram illustrating a connection relationship between the low voltage power supply module and other modules according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an on-vehicle charging device with a network function according to another more specific embodiment of the present invention.
The labels in the figure are:
a microcontroller assembly-1;
ethernet PHY component-2;
the charging system comprises a charging internet module-3, a USB-to-Ethernet component-31, a first switch component-32, a USB charging protocol component-33, a first charging protocol component-331, a second charging protocol component-332, a second switch component-34 and a USB interface-35;
a vehicle-mounted storage battery-4,
a vehicle-mounted network terminal-5;
an Ethernet switch-6;
low voltage power supply assembly-7.
Detailed Description
Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In addition, numerous specific details are set forth in the following detailed description of the invention in order to provide a better understanding of the invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, well known means have not been described in detail in order to avoid obscuring the present invention.
Referring to fig. 1, an embodiment of the present invention provides a vehicle-mounted charging device with a network function, including an ethernet PHY component 2 and at least one charging internet module 3, where the charging internet module 3 includes a USB-to-ethernet component 31, a USB charging protocol component 33, and a USB interface 35, which are electrically connected in sequence; the USB charging protocol component 33 is used for being electrically connected with the vehicle-mounted storage battery 4; the Ethernet PHY component 2 is used for connecting a vehicle-mounted network terminal 5 to acquire network data;
when the Ethernet PHY component 2 is used, the Ethernet PHY component is used for connecting a vehicle-mounted network terminal 5, such as a T-BOX device, a car machine, a gateway and other devices, so as to acquire network data, thereby realizing the purpose of providing a network function for external devices by using the original automobile network; PHY (English: Physical), which can be called as port Physical layer in Chinese, is a common abbreviation for OSI model Physical layer. And ethernet is a device that operates the physical layer of the OSI model. An ethernet PHY is a chip that can send and receive ethernet data frames (frames); the external device refers to an entertainment tablet or other type of mobile smart device;
when the USB interface 35 is connected to an external device, the USB charging protocol component 33 tries to handshake with the external device, and when the handshake succeeds, a power supply and a network path are established, so that the vehicle-mounted storage battery 4 charges the external device through the USB charging protocol component 33 and the USB interface 35, and the vehicle-mounted network terminal 5 provides network data for the external device through the ethernet PHY component 2, the USB to ethernet component 31, the USB charging protocol component 33, and the USB interface 35.
In a more specific embodiment, the USB charging protocol component 33 includes at least a first charging protocol component 331 and a second charging protocol component 332, and both the first charging protocol component 331 and the second charging protocol component 332 are used for electrically connecting with the vehicle-mounted storage battery 4; the first charging protocol component 331 and the second charging protocol component 332 are respectively configured to match different charging protocols, and establish charging and network access with the external device according to the different charging protocols.
Wherein, the fast charging protocols of different brands of entertainment tablets or other types of mobile smart devices are different, as shown in table one below;
watch 1
Specifically, when the USB interface 35 is connected to an external device, the first charging protocol component 331 and the second charging protocol component 332 attempt to perform handshaking with the external device, and when any one of the charging protocol components succeeds in handshaking with the external device, a charging and network path is established.
When the first charging protocol component 331 and the external device handshake succeeds, the vehicle-mounted storage battery 4 charges the external device through the first charging protocol component 331 and the USB interface 35, and the vehicle-mounted network terminal 5 provides network data for the external device through the ethernet PHY component 2, the USB-to-ethernet component 31, the first charging protocol component 331 and the USB interface 35;
when the second charging protocol component 332 successfully handshakes with the external device, the vehicle-mounted storage battery 4 charges the external device through the first charging protocol component 331 and the USB interface 35, and the vehicle-mounted network terminal 5 provides network data for the external device through the ethernet PHY component 2, the USB-to-ethernet component 31, the second charging protocol component 332 and the USB interface 35.
In a more specific embodiment, further comprises a microcontroller assembly 1, a first switch assembly 32 and a second switch assembly 34;
referring to fig. 2-4, an embodiment of the present invention provides a vehicle-mounted charging device with network function, which includes a microcontroller module 1, an ethernet PHY module, and at least one charging internet module 3, and fig. 4 shows an example of only one charging internet module 3;
the charging internet module 3 comprises a USB-to-ethernet component 312, a first switch component 32, a USB charging protocol component 33, a second switch component 34 and a USB interface 35 which are electrically connected in sequence; the USB charging protocol component 33 at least comprises a first charging protocol component 331 and a second charging protocol component 332, and both the first charging protocol component 331 and the second charging protocol component 332 are used for electrically connecting with the vehicle-mounted storage battery 4; the microcontroller component 1 is electrically connected with the first charging protocol component 331, the second charging protocol component 332, the first switch component 32 and the second switch component 34 respectively; the first switch component 32 is electrically connected to the first charging protocol component 331 and the second charging protocol component 332, respectively; the second switch assembly 34 is electrically connected to the first charging protocol assembly 331 and the second charging protocol assembly 332, respectively.
The working principle of the embodiment shown in fig. 2 is as follows:
when the USB interface 35 is connected to an external device, the microcontroller component 1 receives a device access signal, and according to the device access signal, the microcontroller component 1 is configured to control the second switch component 34 to switch the on/off state according to a preset cycle time, for example, 200 milliseconds, so as to respectively realize the electrical connection between the first charging protocol component 331 and the external device and the electrical connection between the second charging protocol component 332 and the external device;
in this embodiment, only the first charging protocol component 331 and the second charging protocol component 332 are shown for description, and the first charging protocol component 331 and the second charging protocol component 332 are respectively matched with different charging protocols, it should be noted that, in practical application, the table may be extended to more charging protocols, and correspondingly, more charging protocol components, such as a third charging protocol component and a fourth charging protocol component, need to be provided; corresponding to two charging protocols, the first switch component 32 and the second switch component 34 are set to have two states, if the charging protocols are more, only the charging protocol component, the first switch component 32 and the second switch component 34 need to be correspondingly added, or the charging protocol component is added and the first switch component 32 and the second switch component 34 are changed, so that the first switch component 32 and the second switch component 34 can have the state number matched with the number of the types of the charging protocols;
specifically, the second switch component 34 may be in a first state, at this time, the first charging protocol component 331 is electrically connected to the external device, and the first charging protocol component 331 is configured to handshake with the external device when the first charging protocol component 331 is electrically connected to the external device; if the first charging protocol component 331 does not successfully handshake with the external device within the set cycle time of 200 ms, the second switching component 34 is set to be in the second state, and at this time, the electrical connection between the second charging protocol component 332 and the external device is established;
if the microcontroller component 1 receives a signal that the first charging protocol component 331 successfully handshakes within 200 milliseconds of the set cycle time and the external device, which is fed back by the first charging protocol component 331, the microcontroller component 1 is configured to control the first switch component 32 to be in the first state, so as to implement the electrical connection between the first charging protocol component 331 and the USB to ethernet component 312, it should be noted that the first switch component 32 and the second switch component 34 have the same structure, at this time, a complete data and charging path is established, and the USB to ethernet card component converts ethernet network data of the vehicle into USB signal data, so that the vehicle-mounted storage battery 4 charges the external device through the first charging protocol component 331 and the USB interface 35, the vehicle-mounted network terminal 5 provides network data to the external device through the ethernet PHY component, the USB to ethernet component 312, the first charging protocol component 331 and the USB interface 35;
when the second switch assembly 34 is in the second state, the second charging protocol assembly 332 is electrically connected to the external device to perform handshaking with the external device; if the second switch component 34 and the external device do not successfully handshake within the set cycle time of 200 ms, the determination is failed; if the second switch component 34 successfully handshakes the external device within 200 ms of the set cycle time, and when the handshakes successfully, the microcontroller component 1 receives a signal that the second charging protocol component 332 fed back by the second charging protocol component 332 successfully handshakes, then the microcontroller component 1 is configured to control the first switch component 32 to be in the second state, so as to implement the electrical connection between the second charging protocol component 332 and the USB to ethernet component 312, at this time, a complete data and charging path is established, the USB to ethernet card component converts the ethernet network data of the vehicle into USB signal data, so that the vehicle-mounted storage battery 4 charges the external device through the second charging protocol component 332 and the USB interface 35, and the vehicle-mounted network terminal 5 charges the external device through the PHY component PHY, The USB to ethernet component 312, the second charging protocol component 332, and the USB interface 35 provide network data to the external device.
It should be noted that if there are more charging protocol components, the state of the switch component continues to be controlled, so that the next charging protocol component is electrically connected to the external device, and the handshaking is performed until all the charging protocol components fail to handshake, and the working principle of the other charging protocol components is similar to that of the first charging protocol component 331 and the second charging protocol component 332, which is not described herein again.
By the vehicle-mounted charging device, the internet surfing function of the entertainment tablet or other types of mobile intelligent devices can be realized by means of the network of the automobile, meanwhile, the quick charging function of the entertainment tablet or other types of mobile intelligent devices can be realized by means of the vehicle-mounted storage battery 4 of the automobile, and a plurality of charging protocol components are arranged for matching aiming at the entertainment tablet or other types of mobile intelligent devices of different brands/models, so that the application range is wide, the quick charging and network functions can be simultaneously provided for the entertainment tablet or other types of mobile intelligent devices of the after-loading scheme through the USB interface 35, compared with the scheme that the USB interface 35 on the existing automobile is connected with a charging and sharing wireless flow internet access charger, the vehicle network can be effectively utilized, the waste of user flow is avoided, and the stability of the connection network is better than that of a wireless connection network, the operation such as hot spot connection is not needed to be set, and the use convenience is lower.
In some more specific embodiments, the charging system comprises an ethernet switch 6 and at least two charging internet access modules 3, wherein the ethernet switch 6 is provided with a first interface and at least two second interfaces, the first interface is used for being electrically connected with the ethernet PHY component, and the at least two second interfaces are used for being electrically connected with the at least two charging internet access modules 3 in a one-to-one correspondence manner.
Specifically, the ethernet switch 6 is configured to expand a plurality of ethernet network channels, so as to provide a network function for more external devices; part of the ethernet switch 6 also has integrated PHY functionality, so that the ethernet PHY component and the ethernet switch 6 may be in the form of an integrated component; for example, fig. 5 shows an example of two charging internet access modules 3, but the present embodiment may be provided with more charging internet access modules 3, and the principle of each charging internet access module 3 is the same.
In some more specific embodiments, the first interface and the second interface are both RGMII communication interfaces.
In some more specific embodiments, the low voltage power supply assembly 7 is included, and the low voltage power supply assembly 7 is electrically connected to the vehicle-mounted storage battery 4, the microcontroller assembly 1, the ethernet PHY assembly, the USB to ethernet assembly 312, the first switch assembly 32, and the second switch assembly 34, and is configured to convert the power supply of the vehicle-mounted storage battery 4 to provide operating power for the microcontroller assembly 1, the ethernet PHY assembly, the USB to ethernet assembly 312, the first switch assembly 32, and the second switch assembly 34.
In some more specific embodiments, the first charging protocol component 331 and the second charging protocol component 332 are respectively configured to match different charging protocols, and perform handshaking with the external device according to different charging protocols, and in general, external devices of different brands match different charging protocols, for example, as shown in table one above, when the charging protocol of the charging protocol component is consistent with the charging protocol of the external device, the charging protocol component and the external device can perform handshaking successfully.
In some more specific embodiments, the USB interface 35 is connected to the second switch component 34 through a USB line and a power line, the USB line is used for transmitting network data to provide network functions for the external device, and the power line is used for outputting voltage to charge the external device.
Specifically, a ground line, not shown, is further connected between the USB interface 35 and the second switch assembly 34 to ground the vehicle-mounted charging device.
In some more specific embodiments, the vehicle-mounted storage battery 4 outputs 12V, and the first charging protocol component 331 and the second charging protocol component 332 are both configured to output 5V when the handshake with the external device succeeds, and output the 5V through the power line to charge the external device.
The utility model discloses another embodiment still provides an automobile, including vehicle-mounted network terminal 5, on-vehicle battery 4 and foretell vehicle-mounted charging device who takes network function.
In some more specific embodiments, the vehicle-mounted network terminal 5 is one of a T-Box, a car machine, and a gateway.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. A vehicle-mounted charging device with a network function is characterized by comprising an Ethernet PHY component and at least one charging Internet module, wherein the charging Internet module comprises a USB-to-Ethernet component, a USB charging protocol component and a USB interface which are sequentially and electrically connected; the USB charging protocol assembly is used for being electrically connected with the vehicle-mounted storage battery; the Ethernet PHY component is used for connecting the vehicle-mounted network terminal to acquire network data;
the vehicle-mounted storage battery charges the external equipment through the USB charging protocol component and the USB interface, and the vehicle-mounted network terminal provides network data for the external equipment through the Ethernet PHY component, the USB-to-Ethernet component, the USB charging protocol component and the USB interface.
2. The vehicle-mounted network-enabled charging device according to claim 1, wherein the USB charging protocol component comprises at least a first charging protocol component and a second charging protocol component, and the first charging protocol component and the second charging protocol component are both used for being electrically connected with the vehicle-mounted storage battery; the first charging protocol component and the second charging protocol component are respectively used for matching different charging protocols and establishing charging and network access with the external equipment according to the different charging protocols.
3. The vehicle-mounted charging device with network function according to claim 2, characterized by further comprising a microcontroller component, a first switch component and a second switch component;
the microcontroller assembly is electrically connected with the first charging protocol assembly, the second charging protocol assembly, the first switch assembly and the second switch assembly respectively; the first switch component is electrically connected with the USB-to-Ethernet component, the first charging protocol component and the second charging protocol component respectively; the second switch assembly is electrically connected with the first charging protocol assembly, the second charging protocol assembly and the USB interface respectively.
4. The vehicle-mounted charging device with the network function according to any one of claims 1 to 3, comprising an Ethernet switch and at least two charging networking modules, wherein the Ethernet switch is provided with a first interface and at least two second interfaces, the first interface is used for being electrically connected with the Ethernet PHY component, and the at least two second interfaces are used for being electrically connected with the at least two charging networking modules in a one-to-one correspondence manner.
5. The vehicle-mounted network-enabled charging device according to claim 4, wherein the first interface and the second interface are both RGMII communication interfaces.
6. The network-enabled vehicle-mounted charging device according to any one of claims 1 to 3, comprising a low-voltage power supply module electrically connected to the vehicle-mounted storage battery for converting a power supply of the vehicle-mounted storage battery into an operating power supply of each module of the vehicle-mounted charging device.
7. The vehicle-mounted charging device with the network function according to claim 3, wherein the USB interface is connected to the second switch component through a USB line and a power line, the USB line is used for transmitting network data so as to provide the network function for the external device, and the power line is used for outputting voltage so as to charge the external device.
8. The vehicle-mounted charging device with network function according to claim 7, wherein the vehicle-mounted storage battery outputs 12V, and the first charging protocol component and the second charging protocol component are both configured to output 5V when the handshake with the external device succeeds, and output the 5V through the power line to charge the external device.
9. An automobile, characterized by comprising an on-vehicle network terminal, an on-vehicle storage battery, and the on-vehicle charging device with network function according to any one of claims 1 to 8.
10. The automobile of claim 9, wherein the vehicle network terminal is one of a T-Box, a car machine, and a gateway.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221383183.6U CN217470006U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted charging device with network function and automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221383183.6U CN217470006U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted charging device with network function and automobile |
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| CN217470006U true CN217470006U (en) | 2022-09-20 |
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| CN202221383183.6U Active CN217470006U (en) | 2022-06-02 | 2022-06-02 | Vehicle-mounted charging device with network function and automobile |
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