CN206060250U - A kind of vehicle-mounted USB charging devices and car body - Google Patents
A kind of vehicle-mounted USB charging devices and car body Download PDFInfo
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- CN206060250U CN206060250U CN201620657107.8U CN201620657107U CN206060250U CN 206060250 U CN206060250 U CN 206060250U CN 201620657107 U CN201620657107 U CN 201620657107U CN 206060250 U CN206060250 U CN 206060250U
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- vehicle
- usb charging
- charge controlling
- controlling chip
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Abstract
This utility model discloses a kind of vehicle-mounted USB charging devices and car body, and vehicle-mounted USB charging devices include：Charging circuit and the USB charging inlets for being arranged on the panel of vehicle cab, the USB charging circuits include：Charge controlling chip, the power input of the charge controlling chip are electrically connected with vehicle electrical source, and the power output end of the charge controlling chip is electrically connected with the USB charging inlets.The electric energy of vehicle electrical source is transformed into USB charging inlets by charge controlling chip so that driver being capable of directly power taking by the USB charging inlets on the panel of vehicle cab by this utility model.Different from the form of existing cigarette lighter patchplug, while this utility model saves interior space, the overall texture and aesthetic property of automobile are improved.
Description
Technical field
This utility model is related to automobile correlative technology field, particularly a kind of vehicle-mounted USB charging devices and car body.
Background technology
Automobile is gradually evolved into life and gaming space from the walking-replacing tool of people from being born so far over more than 100 years
Continuity.It is as automobile is increasingly becoming the necessary in most people life, safer, more comfortable, more easily modernize intelligence
Energy automobile is ready to appear under the auxiliary of numerous electronic equipments.Vehicle entertainment system is exactly more and more under this market demand
Be applied in automobile.
Existing vehicle entertainment system, is using vehicle-mounted special central processing unit, based on Vehicle Body Bus system and the Internet
Service, the vehicle integrated information processing system of formation, which can realize including three-dimensional navigation, real-time road, auxiliary driving, failure
A series of applications such as detection.At the same time, with the development of science and technology, it is daily that various intelligent electronic devices have become people
The tie of life.Drive the phenomenon for often occurring movement at one's side or digital equipment not enough power supply in way, have a strong impact on everybody
Routine use.Then vehicle-mounted charge arises at the historic moment, it is ensured that mobile or digital equipment can be convenient and swift with filling.
Vehicle-mounted charge is the configuration that car owner charges for mobile or digital product whenever and wherever possible for convenience.At present, it is most of
User can select it is on sale after carry out installing additional for vehicle-mounted charge, save the expense of battery.This kind of product is often independently of entertainment systems
And exist, integrated level is poor, it is impossible to improve the aesthetic property and utilization rate of interior space well.
In addition, the input of existing automobile mounted charging is generally connected with automobile cigarette lighter, and voltage is dropped by 12V
To be exported by USB port after 5V.Now, the charging current of electronic product is rated for 500mA, it is impossible to according to electronic equipment
Current difference is meeting the charging rate demand of distinct electronic apparatuses.And this kind of vehicle-mounted charge mode can only perform charging action,
Data interaction cannot be realized, very big inconvenience is brought to the use of user.
Utility model content
Based on this, it is necessary to lack the technical problem of integration USB charging device for the vehicle of prior art, there is provided a kind of
Vehicle-mounted USB charging devices and car body.
This utility model provides a kind of vehicle-mounted USB charging devices, including：Charging circuit and for installed in vehicle cab
Panel on USB charging inlets, the USB charging circuits include：Charge controlling chip, the power supply of the charge controlling chip
Input is electrically connected with vehicle electrical source, and the power output end of the charge controlling chip is electrically connected with the USB charging inlets.
Further, the equipment test side of the charge controlling chip is communicated to connect with the main control chip of vehicle.
Further, the abnormal state end of the charge controlling chip is communicated to connect with the main control chip of vehicle.
Further, the power supply Enable Pin of the charge controlling chip is communicated to connect with the main control chip of vehicle.
Further, the communication enabled end of the charge controlling chip is communicated to connect with the main control chip of vehicle.
Further, the power input of the charge controlling chip passes through DC decompression chip and the vehicle power supply
End electrical connection.
This utility model provides a kind of car body, and the car body includes vehicle cab, include in the vehicle cab as
Front described vehicle-mounted USB charging devices, the USB charging inlets are arranged on the panel of the vehicle cab.
Further, the panel is central control panel.
Further, the USB charging inlets are embedded in the panel.
This utility model by installed in vehicle cab panel on USB charging inlets, by the electricity of vehicle electrical source
USB charging inlets can be transformed into by charge controlling chip so that driver being capable of directly power taking.Different from existing cigar lighter
The form of adaptor, while this utility model saves interior space, improves the overall texture and aesthetic property of automobile.
Description of the drawings
Fig. 1 is a kind of module diagram of vehicle-mounted USB charging devices of this utility model；
Circuit diagrams of the Fig. 2 for this utility model charging circuit；
Fig. 3 is a kind of structural representation of car body of this utility model.
Specific embodiment
The utility model is described in more detail with specific embodiment below in conjunction with the accompanying drawings.
A kind of module diagram of vehicle-mounted USB charging devices of this utility model is illustrated in figure 1, including：2 He of charging circuit
For the USB charging inlets 1 on the panel of vehicle cab, the USB charging circuits 2 include：As shown in Figure 2 fills
Electric control chip 21, the power input 22 of the charge controlling chip 21 are electrically connected with vehicle electrical source 4, the charge control
The power output end 23 of chip 21 is electrically connected with the USB charging inlets 1.
This utility model by installed in vehicle cab panel on USB charging inlets, by the electricity of vehicle electrical source
USB charging inlets can be transformed into by charge controlling chip so that driver being capable of directly power taking.Different from existing cigar lighter
The form of adaptor, while this utility model saves interior space, improves the overall texture and aesthetic property of automobile.
Specifically, charge controlling chip 21 can realize the quick charge of mobile phone using the TPS2546 chips of TI companies
Function.TPS2546 chips meet D+/D- charging downstream ports (the CDP)/special charging port of USB battery charging specifications BC1.2
(DCP) pattern.TPS2546 chips also are compliant with the D+/D- termination modes of China Telecommunications Trade standard YD/T 1591-2009, with
USB2.0 and 3.0 on and off switch are compatible.
Specifically, vehicle-mounted USB charging devices of the present utility model adopt charging downlink port (CDP).Charging specifications BC1.2
Comprising three kinds of ports：One is standard down port (SDP), has 15k Ω pull down resistors, current limliting on the D+/D- lines of this port
It is worth for 500Ma；Two is special charging port (DCP), and any data transfer is not supported in this port, but can provide and be 2A to the maximum
Electric current；Three is charging downlink port (CDP), and this port had both been supported large current charge, and also supported completely compatible USB2.0's
Data transfer.The charging downlink port that this utility model is adopted, runs CDP patterns, with 15k Ω necessary to D+ and D- communications
Pull down resistor, the internal circuit for also possessing the switching of charger detection-phase, comprehensive fast charger summation usb communication specification.
Wherein in one embodiment, the main control chip of the equipment test side of the charge controlling chip 21 24 and vehicle
Communication connection.
Specifically, equipment test side 24, i.e. ,/STATUS pins are sent in master control ARM, at ordinary times by USB_STATUS networks
For high level.When insertion mobile phone has load ,/STATUS exports low level by USB_STATUS networks and is given in master control ARM,
Tell that master control has had equipment to access.
Wherein in one embodiment, the abnormal state end 25 of the charge controlling chip 21 is led to the main control chip of vehicle
Letter connection.
Specifically, abnormal state end 25, i.e. ,/FAULT pins are sent in master control ARM by USB_OC networks, are height at ordinary times
Level, when 21 temperature of charge controlling chip is too high or during excessive charging current, this pipe can export low level and tell master control current work
Make abnormal, need master control to process.
Wherein in one embodiment, the power supply Enable Pin 26 of the charge controlling chip 21 is led to the main control chip of vehicle
Letter connection.
Specifically, power supply Enable Pin 26, i.e. EN pins are accessed in master control ARM by USB_EN, export high level by ARM
To open charge controlling chip 21, low level then charge closing control chip 21 is exported.
Wherein in one embodiment, the communication enabled end 27 of the charge controlling chip 21 is led to the main control chip of vehicle
Letter connection.
Specifically, charge and normally can detect during communication enabled end 27, i.e. CTL1, CTL 2, CTL 3 respectively 0,1,1 level
The impedance devices of access, but now USB data line does not communicate.When ARM exports high level 1 by CDP/DCP_SEL networks, fill
Electric control chip 21 just can pass through USB_DM_PO, USB_DP_PO and master control ARM proper communications, reach DCP large current charges
Agreement, while quick charge requirement is met, USB data line can communicate.USBDN1_DM, USBDN1_DP are for filling with USB
The data wire connection of electrical interface 1.
Wherein in one embodiment, the power input 22 of the charge controlling chip 21 passes through DC decompression chip 3
Electrically connect with the vehicle electrical source 4.
DC decompression chip 3 is preferably TPS54331, for power supply is reduced to 5V by 12V.
A kind of structural representation of car body of this utility model is illustrated in figure 3, the car body includes vehicle cab, described
Include foregoing vehicle-mounted USB charging devices in vehicle cab, the USB charging inlets are arranged on the vehicle cab
Panel 5 on.
Driving cabin can include the vehicle entertainment system 6 for being particularly shown screen 61, button 62, knob 63 etc., and panel 5 is car
Carry the panel of entertainment systems 6.
Wherein in one embodiment, the panel 5 is central control panel.
Wherein in one embodiment, the USB charging inlets 1 are embedded in the panel 5.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the concept of the premise utility, some deformations and improvement can also be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (9)
1. a kind of vehicle-mounted USB charging devices, it is characterised in that include：Charging circuit and the face for being arranged on vehicle cab
USB charging inlets on plate, the USB charging circuits include：Charge controlling chip, the power input of the charge controlling chip
End is electrically connected with vehicle electrical source, and the power output end of the charge controlling chip is electrically connected with the USB charging inlets.
2. vehicle-mounted USB charging devices according to claim 1, it is characterised in that the equipment inspection of the charge controlling chip
The main control chip that end is surveyed with vehicle is communicated to connect.
3. vehicle-mounted USB charging devices according to claim 1, it is characterised in that the state of the charge controlling chip is different
The main control chip communication connection of Chang Duanyu vehicles.
4. vehicle-mounted USB charging devices according to claim 1, it is characterised in that the power supply of the charge controlling chip makes
Energy end is communicated to connect with the main control chip of vehicle.
5. vehicle-mounted USB charging devices according to claim 1, it is characterised in that the communication of the charge controlling chip makes
Energy end is communicated to connect with the main control chip of vehicle.
6. vehicle-mounted USB charging devices according to any one of Claims 1 to 5, it is characterised in that the charge controlling chip
Power input electrically connected with the vehicle electrical source by DC decompression chip.
7. a kind of car body, the car body include vehicle cab, it is characterised in that include in the vehicle cab that such as right will
The vehicle-mounted USB charging devices described in 1～6 any one, the USB charging inlets is asked to be arranged on the panel of the vehicle cab
On.
8. car body according to claim 7, it is characterised in that the panel is central control panel.
9. the car body according to claim 7 or 8, it is characterised in that the USB charging inlets are embedded in the panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657107.8U CN206060250U (en) | 2016-06-28 | 2016-06-28 | A kind of vehicle-mounted USB charging devices and car body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657107.8U CN206060250U (en) | 2016-06-28 | 2016-06-28 | A kind of vehicle-mounted USB charging devices and car body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060250U true CN206060250U (en) | 2017-03-29 |
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ID=58372293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620657107.8U Active CN206060250U (en) | 2016-06-28 | 2016-06-28 | A kind of vehicle-mounted USB charging devices and car body |
Country Status (1)
| Country | Link |
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| CN (1) | CN206060250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086634A (en) * | 2017-05-31 | 2017-08-22 | 惠州华阳通用电子有限公司 | A kind of vehicle-mounted charge mode control method and device |
| CN114234985A (en) * | 2021-12-20 | 2022-03-25 | 辽宁邮电规划设计院有限公司 | Vehicle-mounted modularized measurement and control navigation terminal |
-
2016
- 2016-06-28 CN CN201620657107.8U patent/CN206060250U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086634A (en) * | 2017-05-31 | 2017-08-22 | 惠州华阳通用电子有限公司 | A kind of vehicle-mounted charge mode control method and device |
| CN114234985A (en) * | 2021-12-20 | 2022-03-25 | 辽宁邮电规划设计院有限公司 | Vehicle-mounted modularized measurement and control navigation terminal |
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