CN210608581U

CN210608581U - OBD adapter for powering OBD products

Info

Publication number: CN210608581U
Application number: CN201921433922.6U
Authority: CN
Inventors: 李志强; 卓建奇; 陈财亮
Original assignee: Xiamen Intretech Automotive Electronics Co ltd
Current assignee: Xiamen Intretech Automotive Electronics Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-22
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a give OBD adapter of OBD product power supply, include: the charging interface is used for connecting a charging power supply; a voltage conversion circuit for converting an input voltage of the charging power supply into an output voltage; one end of the OBD socket is connected with the voltage conversion circuit, and the other end of the OBD socket is used for being connected with an OBD product to be powered; the temperature sensor is used for detecting the temperature of the OBD adapter during operation; the temperature control circuit is used for controlling whether the OBD adapter outputs the output voltage or not according to the temperature detected by the temperature sensor; the device comprises an upper shell, a lower shell, a charging interface, a voltage conversion circuit, an OBD socket, a temperature sensor and a temperature control circuit, wherein the charging interface, the voltage conversion circuit, the OBD socket, the temperature sensor and the temperature control circuit are arranged between the upper shell and the lower shell. The OBD adapter can satisfy the power consumption demand of OBD product better.

Description

OBD adapter for powering OBD products

Technical Field

The utility model relates to an on-vehicle diagnostic system field especially relates to an OBD adapter for OBD product power supply.

Background

The car networking relates to a plurality of industries such as automobile manufacturing, car service, communication and thing networking, intelligent hardware and internet. The internet of vehicles currently offers a more marketable product that provides low cost driver assistance information to users. With the rapid development of the internet of vehicles, the number of vehicle-mounted intelligent devices is infinite. An OBD (on-board diagnostics) interface is typically provided on the vehicle to support device connectivity.

With the wide use of OBD products on the car, only need have the problem with the corresponding OBD product equipment of OBD interface connection on the car in order to supply power, can't satisfy the user demand.

For more contents related to the interaction between the existing intelligent terminal device and the vehicle-mounted device, reference may be made to chinese patent application with publication number CN 102237698A.

SUMMERY OF THE UTILITY MODEL

The utility model provides a give OBD adapter of OBD product power supply to satisfy the power supply demand for the OBD product better.

In order to solve the above problem, the utility model provides a supply power's OBD adapter for OBD product, include: the charging interface is used for connecting a charging power supply; a voltage conversion circuit for converting an input voltage of the charging power supply into an output voltage; one end of the OBD socket is connected with the voltage conversion circuit, and the other end of the OBD socket is used for being connected with an OBD product to be powered; the temperature sensor is used for detecting the temperature of the OBD adapter during operation; the temperature control circuit is used for controlling whether the OBD adapter outputs the output voltage or not according to the temperature detected by the temperature sensor; the OBD socket, temperature sensor with temperature control circuit sets up between lower upper casing and the lower casing.

Optionally, the voltage conversion circuit and the temperature control circuit are located on a circuit board, the circuit board is mounted on the lower case, and the temperature sensor is disposed on the circuit board.

Optionally, the OBD adapter further includes a battery and a charging circuit, the charging circuit is connected to the OBD socket, and the battery and the charging circuit are located on the lower casing.

Optionally, the voltage conversion circuit and the temperature control circuit are located on a circuit board, the circuit board is mounted on the lower case, the circuit board is adjacent to the battery, the temperature sensor is disposed on the circuit board, and the temperature sensor is close to the battery.

Optionally, the battery is a lithium polymer battery or a nickel-metal hydride battery.

Optionally, the OBD socket has a locking lug on both sides, wherein one side the locking lug has a circular locking hole, and the other side the locking lug has a racetrack-shaped locking hole.

Optionally, the surface of the OBD socket has a catch.

Optionally, the charging interface is a USB interface.

Optionally, the OBD adapter further comprises a status indicator light; the lower casing still includes the side through-hole, the status indicator lamp install in the lower casing inside the side through-hole corresponds the position, the status indicator lamp is used for showing the distribution state of OBD adapter.

Optionally, the bottom surface of the lower housing is rectangular, and the top surface of the upper housing is also rectangular.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model provides an OBD adapter, its OBD (charging) interface that is independent of vehicle itself to it can give the power supply of OBD product, thereby makes the power supply of OBD product more nimble, and then has satisfied corresponding power supply demand better.

Meanwhile, since the OBD adapter is provided independently of the OBD (charging) interface of the vehicle itself, when the OBD product itself is an independent product, the OBD product can be placed in a concealed position inside the vehicle together with the OBD adapter. And the OBD product itself can be the product that has functions such as communication module and acceleration sensor, can be used for realizing the theftproof of vehicle and tracking the location to and functions such as vehicle collision warning. In addition, because OBD adapter and OBD product itself can place in the inside hidden position of vehicle, also can prevent that corresponding OBD product from being taken away by the people at will, reach the theftproof function to OBD product itself.

Drawings

Fig. 1 is a schematic block diagram of an OBD adapter provided by an embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of an OBD adapter corresponding to FIG. 1;

fig. 3 is a schematic diagram of the overall structure of the OBD adapter corresponding to fig. 2;

fig. 4 is a functional block diagram of another OBD adapter provided in another embodiment of the present invention;

FIG. 5 is a schematic diagram of the internal structure of the OBD adapter corresponding to FIG. 4;

fig. 6 is a schematic diagram of the overall structure of the OBD adapter corresponding to fig. 5.

The reference numerals are explained below:

10, 20-lower case; an 11, 21-OBD socket; 111-clips; 12, 22-charging interface; 13, 23-circuit board; 131, 231-temperature sensor; 14, 24-locking lug; 141, 241-circular keyhole; 142, 242-racetrack keyhole; 15, 25-lateral through holes; 16, 26-USB board; 17, 28-upper housing; 27-battery.

Detailed Description

Directly supply power for on-vehicle OBD product with the OBD interface on the car, have following problem:

because the OBD interface on the vehicle is supplied with power by the storage battery on the vehicle, when the vehicle is not started or is in a flameout state, if the OBD product works for a long time, the storage battery of the vehicle is in power shortage;

the vehicle still has long-time localization tracking demand under the state of not starting or flame-out, and at this moment, inserts and take the OBD interface certainly on the car and lead to corresponding OBD product can only fix a certain position (be near locomotive panel board usually) on the car, and at this moment, corresponding OBD product can not place in other hidden positions on the car in a flexible way, can't satisfy the theftproof requirement better.

Therefore, the utility model provides a new OBD adapter for OBD product power supply to solve the not enough of above-mentioned existence.

An embodiment of the utility model provides an OBD adapter for OBD product power supply please refer to fig. 1 to fig. 3, and fig. 1 is the functional block diagram of OBD adapter, and fig. 2 is OBD adapter inner structure schematic diagram, and fig. 3 is OBD adapter overall structure schematic diagram.

Referring to fig. 1, 2 and 3, the OBD adapter includes a charging interface 12 (also called a charging socket), a voltage conversion circuit (not labeled, refer to fig. 1), a temperature control circuit (not labeled, refer to fig. 1), an OBD socket 11 (not labeled in fig. 1, and labeled as 11 in fig. 2), a temperature sensor 131 (shown as a protrusion in fig. 2), a temperature sensor 131, an upper housing 17 (refer to fig. 3), and a lower housing 10. The charging interface 12 is used for connecting a charging power supply. The voltage conversion circuit is used for converting the input voltage of the charging power supply into the output voltage. Voltage conversion circuit is connected to 11 one end of OBD socket, and 11 other ends of OBD socket are used for being connected with the OBD product of treating the power supply. The temperature sensor 131 is used to detect the temperature at which the OBD adapter operates. The temperature control circuit is used for controlling whether the OBD adapter outputs the output voltage according to the temperature detected by the temperature sensor 131.

As can be seen from fig. 2 and 3, the charging interface 12, the voltage conversion circuit, the OBD socket 11, the temperature sensor 131 and the temperature control circuit are disposed between the lower housing 10 and the upper housing 17, wherein the upper housing 17 is used to cover the lower housing 10, and the OBD socket 11 is partially exposed outside the upper housing 17 and the lower housing 10 in the space formed between the above structural positions.

In this embodiment, the OBD socket 11 is an OBD socket 11 having a standard OBD 16pin interface, and at this time, the OBD adapter and the OBD product may be plugged through a corresponding standard 16pin interface, which may be referred to in fig. 1.

In this embodiment, the voltage conversion circuit and the temperature control circuit are located on the circuit board 13, the circuit board 13 is mounted on the lower case 10, and the temperature sensor 131 is disposed on the circuit board 13. The temperature sensor 131 is now able to detect the temperature of the circuit board 13 in time, and the structure most prone to over-temperature is the circuit board 13 for the entire OBD adapter. By adopting the structure, the temperature control circuit can control the adapter to stop corresponding power supply operation, namely stop outputting corresponding voltage when the temperature of the circuit board 13 is overhigh, so as to prevent the OBD adapter from being damaged due to overhigh temperature. And restarting the OBD adapter after the temperature of the OBD adapter is reduced to a corresponding preset range.

The OBD socket 11 has locking lugs 14 at two sides, wherein one side of the locking lug 14 has a circular locking hole 141, and the other side of the locking lug 14 has a racetrack-shaped locking hole 142. The locking lugs 14 and the locking holes (the circular locking holes 141 and the racetrack-shaped locking holes 142) in the structure are matched, so that the OBD socket 11 can be more easily installed in the OBD adapter. Because, the screws can be locked in the circular locking holes 141 and then in the racetrack-shaped locking holes 142. In the case where the screw is not locked in the racetrack-shaped lock hole 142, it is easy to lock the screw in the circular lock hole 141, and the racetrack-shaped lock hole 142 itself is easy to lock the corresponding screw.

The surface of OBD receptacle 11 has catches 111 (or hooks), as shown in fig. 2 (not shown in fig. 3), and catches 111 are used to engage OBD receptacle 11 with corresponding other structures.

In this embodiment, the charging interface 12 may be used for externally connecting a commonly used charger, and reference may be made to the schematic block diagram in fig. 1. Moreover, the precious input voltage that charges that interface 12 inserts cooperates corresponding voltage conversion circuit, can charge precious 5V voltage conversion into the 12V voltage that the OBD product needs with commonly using. Wherein, between precious and the OBD adapter of charging, can adopt USB data line connection commonly used.

In this embodiment, the charging interface 12 is a USB interface. The USB interface can be used for connecting most treasured that charges. As shown in fig. 2, the USB interface is connected to the USB board 16, and the fixing hole 161 is a fixing hole on the USB board 16 for fixing the USB interface and the USB board 16 to the lower housing 10.

In this embodiment, the OBD adapter further includes a status indicator light (not labeled, refer to fig. 1). The lower housing 10 further comprises a side through hole 15, a status indicator lamp is installed inside the corresponding position of the side through hole 15 of the lower housing 10, and the status indicator lamp is used for displaying the power distribution status of the OBD adapter. The light of the status indicator light can be emitted from the side through hole 15 for status indication.

In this embodiment, the lower housing 10 further has side screw holes (not labeled, refer to fig. 2), and the side screw holes are used for locking and fixing the lower housing 10 and the upper housing 17. Referring to fig. 3, a screw (not labeled) may be used for locking.

In this embodiment, the bottom surface of the lower housing 10 is rectangular, and the bottom surface of the upper housing 17 is also rectangular, which can be combined with fig. 2 and fig. 3, and in this structure, the whole OBD adapter is in a regular cuboid (or cube) shape, which is convenient for users to place and take, and the regular structure also leads to a smaller overall size of the adapter, which is easy to place or hide.

The OBD adapter provided by the present embodiment is capable of providing power to an OBD product, and therefore, when the OBD product is a stand-alone product, the OBD adapter can be placed in a concealed location inside a vehicle together with the OBD adapter. And the OBD product itself can be the product that has functions such as communication module and acceleration sensor, can be used for realizing the theftproof of vehicle and tracking the location to and functions such as vehicle collision warning. In addition, because OBD adapter and OBD product itself can place in the inside hidden position of vehicle, also can prevent that corresponding OBD product from being taken away by the people at will, reach the theftproof function to OBD product itself.

Another embodiment of the present invention provides another OBD adapter for supplying power to an OBD product, please refer to fig. 4 to fig. 6, fig. 4 is a schematic block diagram of the OBD adapter, fig. 5 is an internal structure schematic diagram of the OBD adapter, and fig. 6 is an overall structure schematic diagram of the OBD adapter.

Referring to fig. 4, 5 and 6, the OBD adapter includes a charging interface 22, a voltage conversion circuit (not labeled, refer to fig. 4), a temperature control circuit (not labeled, refer to fig. 4), an OBD socket 21 (not labeled, refer to fig. 4, and refer to fig. 5 as 21), a temperature sensor 231 (shown as a protrusion in fig. 5), a temperature sensor 231, an upper housing 28 (refer to fig. 6) and a lower housing 20. The charging interface 22 is used for connecting a charging power supply. The voltage conversion circuit is used for converting the input voltage of the charging power supply into the output voltage. Voltage conversion circuit is connected to OBD socket 21 one end, and the OBD socket 21 other end is used for being connected with the OBD product of treating the power supply. The temperature sensor 231 is used to detect the temperature at which the OBD adapter operates. The temperature control circuit is used for controlling whether the OBD adapter outputs the output voltage according to the temperature detected by the temperature sensor 231.

As can be seen from fig. 5 and 6, the charging interface 22, the voltage conversion circuit, the OBD socket 21, the temperature sensor 231, and the temperature control circuit are disposed between the lower housing 20 and the upper housing 28, wherein the upper housing 28 is adapted to be covered on the lower housing 20, and the OBD socket 21 is partially exposed outside the upper housing 28 and the lower housing 20 in the space formed between the above-mentioned structural positions.

In this embodiment, the OBD socket 21 is an OBD socket 21 having a standard OBD 16pin interface, and at this time, the OBD adapter and the OBD product may be plugged through the corresponding standard 16pin interface, which may be referred to in fig. 4.

In this embodiment, the voltage conversion circuit and the temperature control circuit are located on the circuit board 23, the circuit board 23 is mounted on the lower case 20, and the temperature sensor 231 is disposed on the circuit board 23.

The OBD socket 21 has locking lugs 24 on both sides, wherein one side of the locking lug 24 has a circular locking hole 241, and the other side of the locking lug 24 has a racetrack-shaped locking hole 242.

In this embodiment, the OBD adapter further comprises a battery 27 (shown in a practical configuration in fig. 5 and in a schematic block in fig. 4) and a charging circuit (not shown in fig. 4), the charging circuit is connected to the OBD socket 21, the battery 27 and the charging circuit are located on the lower housing 20, and the battery 27 and the charging circuit are located between the upper housing 28 and the lower housing 20, please refer to fig. 6 in combination.

In the present embodiment, not only the voltage conversion circuit and the temperature control circuit are located on the circuit board 23 (the circuit board 23 is mounted on the lower case 20), but also the circuit board 23 and the battery 27 are adjacent as shown in fig. 5. Meanwhile, the temperature sensor 231 is provided on the circuit board 23, and the temperature sensor 231 is close to the battery 27. The battery 27 is another structure which may have an over-high temperature, and in this embodiment, the battery 27 is disposed on the circuit board 23, and the temperature sensor 231 is disposed close to the battery 27, so that whether the OBD adapter has an over-high temperature can be detected more effectively, and a better protection effect is achieved.

In this embodiment, the battery 27 is a lithium polymer battery or a nickel metal hydride battery. The capacity of these two kinds of batteries all can reach about 10000mAh, satisfies the use of time about 1 month of OBD adapter, and this is also the utility model discloses the new configuration of OBD adapter.

In this embodiment, the charging interface 22 may be used for externally connecting a commonly used charger, and reference may be made to the schematic block diagram in fig. 4. Moreover, the precious input voltage that charges that interface 22 inserts cooperates corresponding voltage conversion circuit, can charge precious 5V voltage conversion into the 12V voltage that the OBD product needs with commonly using. More importantly, in the present embodiment, because of the corresponding battery 27, the charging interface 22 can be directly powered by the battery 27 without any external power supply device. I.e., adding a separate battery, so that the OBD adapter can directly power the OBD product.

In this embodiment, the charging interface 22 is a USB interface. The USB interface can be used for connecting most treasured that charges. As shown in fig. 5, the USB port is connected to the USB board 26, and the fixing hole 261 is a fixing hole on the USB board 26 for fixing the USB port and the USB board 26 to the lower housing 20.

In this embodiment, the OBD adapter further includes a status indicator light (not labeled, refer to fig. 4). The lower housing 20 further includes a side through hole 25, and a status indicator lamp is installed inside the side through hole 25 of the lower housing 20, and the status indicator lamp is used for displaying the power distribution status of the OBD adapter. The light of the status indicator light can be emitted from the side through hole 25 for status indication.

In this embodiment, the lower housing 20 further has side screw holes (not labeled, refer to fig. 5), and the side screw holes are used for locking and fixing the lower housing 20 and the upper housing 28. Referring to fig. 6, a screw (not labeled) may be used for locking.

In this embodiment, the bottom surface of lower housing 20 is the rectangle, and the bottom surface of upper housing 28 is the rectangle too, can combine to refer to fig. 5 and 6, and under this kind of structure, whole OBD adapter is regular cuboid (or square) shape, and this kind of regular shape is convenient for the user to put and take to, regular structure also leads to the whole volume of adapter less, easily places or hides.

The OBD adapter that this embodiment provided has the large capacity battery, charging circuit and voltage conversion circuit through designing the OBD adapter, can last the power supply for corresponding OBD product, both satisfied the power supply demand of the long-time work of OBD product, satisfied again and not limited to can only insert the power supply demand on the vehicle takes the OBD interface certainly to can place OBD product and OBD adapter in the hidden position of vehicle together, realize functions such as theftproof tracking and vehicle collision warning.

The above embodiments are only used to further illustrate some embodiments of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made by the technical entity of the present invention to the above embodiments all fall into the protection scope of the technical solution of the present invention.

Claims

1. An OBD adapter for powering an OBD product, comprising:

the charging interface is used for connecting a charging power supply;

a voltage conversion circuit for converting an input voltage of the charging power supply into an output voltage;

one end of the OBD socket is connected with the voltage conversion circuit, and the other end of the OBD socket is used for being connected with an OBD product to be powered;

the temperature sensor is used for detecting the temperature of the OBD adapter during operation;

the temperature control circuit is used for controlling whether the OBD adapter outputs the output voltage or not according to the temperature detected by the temperature sensor;

the OBD socket, temperature sensor with temperature control circuit sets up between upper casing and the lower casing.

2. The OBD adapter of claim 1, wherein the voltage conversion circuitry and the temperature control circuitry are located on a circuit board mounted to the lower housing, and wherein the temperature sensor is disposed on the circuit board.

3. The OBD adapter of claim 1, further comprising a battery and a charging circuit, the charging circuit coupled to the OBD receptacle, the battery and the charging circuit located on the lower housing.

4. The OBD adapter of claim 3, wherein the voltage conversion circuitry and the temperature control circuitry are located on a circuit board mounted on the lower housing, the circuit board being adjacent to the battery, the temperature sensor being disposed on the circuit board, and the temperature sensor being proximate to the battery.

5. The OBD adapter of claim 3 or 4, wherein the battery is a lithium polymer battery or a nickel metal hydride battery.

6. The OBD adapter of claim 1, wherein the OBD socket has locking ears on both sides, wherein the locking ears on one side have rounded locking holes and the locking ears on the other side have racetrack-shaped locking holes.

7. The OBD adapter of claim 6, wherein a surface of the OBD socket has a catch.

8. The OBD adapter of claim 1, wherein the charging interface is a USB interface.

9. The OBD adapter of claim 1, further comprising a status indicator light; the lower casing still includes the side through-hole, the status indicator lamp install in the lower casing inside the side through-hole corresponds the position, the status indicator lamp is used for showing the distribution state of OBD adapter.

10. The OBD adapter of claim 1, wherein the bottom surface of the lower housing is rectangular and the top surface of the upper housing is also rectangular.