CN217553979U - Steering wheel structure and vehicle - Google Patents
Steering wheel structure and vehicle Download PDFInfo
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- CN217553979U CN217553979U CN202221167801.3U CN202221167801U CN217553979U CN 217553979 U CN217553979 U CN 217553979U CN 202221167801 U CN202221167801 U CN 202221167801U CN 217553979 U CN217553979 U CN 217553979U
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- steering wheel
- hod
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- pcb
- wheel structure
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Abstract
The application relates to the technical field of vehicle steering wheels, and discloses a steering wheel structure and a vehicle, which comprises: the steering wheel comprises a steering wheel body, a steering wheel switch circuit and a PCB, wherein the steering wheel switch circuit is positioned on the steering wheel body and is used for arranging the PCB of the steering wheel switch circuit; an HOD circuit integrated on the PCB; and the HOD coil is electrically connected with the HOD circuit. Steering wheel switch circuit and HOD circuit share a PCB board among the above-mentioned steering wheel structure, and are located steering wheel switch position department, can reduce the space use of steering wheel, can not occupy extra physical space, and need not to produce the HOD controller alone, have reduced the HOD function and have realized required hardware cost.
Description
Technical Field
The utility model relates to a vehicle steering wheel technical field especially relates to a steering wheel structure and vehicle.
Background
With the development of technology, a steering wheel is an important component in an automobile steering system, and not only is the component for steering, but also has multiple functions, such as sound control, cruise control, bluetooth connection, a driving computer and the like.
In order to ensure driving safety, an advanced driving assistance system is generally provided with a Hand Off Detection (HOD) function. Currently, the conventional HOD controller is a single black box for individually controlling and detecting whether the driver's hands are placed on the steering wheel, requiring a single area to be arranged on the frame of the steering wheel with the airbag in the middle. This method additionally takes up physical location of the steering wheel and requires separate production from other steering wheel parts.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a steering wheel structure and vehicle can reduce the space use of steering wheel, can not occupy extra physical space, and need not to produce the HOD controller alone, has reduced the hardware cost. The specific scheme is as follows:
a steering wheel structure comprising: the steering wheel body is located steering wheel switch circuit on the steering wheel body still includes:
a PCB board for arranging the steering wheel switch circuit;
an HOD circuit integrated on the PCB board;
and the HOD coil is electrically connected with the HOD circuit.
Preferably, in the steering wheel structure provided in the embodiments of the present invention, the PCB board includes a first PCB board for arranging the steering wheel switch circuit located on the left side connecting rod of the steering wheel body, and a second PCB board for arranging the steering wheel switch circuit located on the right side connecting rod of the steering wheel body;
the HOD circuit is integrated on the first PCB or the second PCB.
Preferably, in the above steering wheel structure provided in the embodiment of the present invention, further include:
a heating circuit integrated on the PCB board;
and the heating coil is electrically connected with the heating circuit.
Preferably, in the steering wheel structure provided by the embodiment of the present invention, when the HOD circuit is integrated on the first PCB, the heating circuit is integrated on the second PCB;
when the HOD circuit is integrated on the second PCB, the heating circuit is integrated on the first PCB.
Preferably, in the above steering wheel structure provided in the embodiment of the present invention, further include:
a heating and HOD isolation circuit integrated on the first PCB or the second PCB;
the HOD coil and the heating coil multiplex the same coil; the same coil is directly connected to the heating and HOD isolation circuit.
Preferably, in the above-mentioned steering wheel structure that the embodiment of the present invention provides, still include:
a microcontroller integrated on the first PCB board or the second PCB board; the microcontroller is electrically connected with the steering wheel switch circuit, the HOD circuit and the heating circuit respectively.
Preferably, in the above steering wheel structure provided by the embodiment of the present invention, the HOD coil is located on the inner side surface of the circular disc of the steering wheel body.
Preferably, in the steering wheel structure provided by the embodiment of the present invention, the steering wheel switch matched with the steering wheel switch circuit is a resistance coding type steering wheel switch or a touch switch.
Preferably, in the steering wheel structure provided by the embodiment of the present invention, the touch switch has a display screen.
The embodiment of the utility model provides a vehicle is still provided, be in including the automobile body with arranging steering wheel structure on the automobile body, steering wheel structure does the embodiment of the utility model provides an above-mentioned steering wheel structure.
According to the above technical scheme, the utility model provides a steering wheel structure, include: the steering wheel body is located the steering wheel switch circuit on the steering wheel body, still includes: a PCB board for arranging a steering wheel switch circuit; an HOD circuit integrated on the PCB board; and the HOD coil is electrically connected with the HOD circuit.
The utility model provides an among the above-mentioned steering wheel structure, a PCB board of steering wheel switch circuit and HOD circuit sharing, and be located steering wheel switch position department, can reduce the space use of steering wheel, can not occupy extra physical space, and need not the individual production HOD controller, reduced the HOD function and realized required hardware cost. Furthermore, the utility model discloses still provide corresponding vehicle to the steering wheel structure, further make above-mentioned steering wheel structure more have the practicality, this vehicle has corresponding advantage.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related technologies, the drawings required to be used in the description of the embodiments or the related technologies are briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of a steering wheel structure according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a relationship between a steering wheel switch, a PCB, a heating coil and an HOD coil according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a relationship between a steering wheel switch, a PCB, and a heating and HOD multiplexing coil according to an embodiment of the present invention;
fig. 4 is one of schematic distribution diagrams on a PCB provided in an embodiment of the present invention;
fig. 5 is a second schematic view of distribution on a PCB according to an embodiment of the present invention;
fig. 6 is a third schematic view illustrating a distribution on a PCB according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a steering wheel structure, as shown in FIG. 1, include: steering wheel body 1 is located the steering wheel switch circuit on steering wheel body 1, still includes:
a PCB board for arranging a steering wheel switch circuit;
an HOD circuit 2 integrated on the PCB;
and an HOD coil 3 electrically connected to the HOD circuit 2.
The embodiment of the utility model provides an among the above-mentioned steering wheel structure, a PCB board is shared with the HOD circuit to steering wheel switch circuit, and is located steering wheel switch position department, can reduce the space use of steering wheel, can not occupy extra physical space, and need not the individual production HOD controller, has reduced the HOD function and has realized required hardware cost.
Further, in the above-mentioned steering wheel structure provided in the embodiment of the present invention, as shown in fig. 2 and fig. 3, the PCB board may include a first PCB board for arranging the steering wheel switch circuit located on the left side connecting rod of the steering wheel body, and a second PCB board for arranging the steering wheel switch circuit located on the right side connecting rod of the steering wheel body. According to the difference of structures such as a vehicle type and a steering wheel, the HOD circuit can be integrated on the first PCB or the second PCB, and structural optimization is achieved.
In specific implementation, in the steering wheel structure provided in the embodiments of the present invention, as shown in fig. 2 and fig. 3, the steering wheel structure may further include: a heating circuit integrated on the PCB board; and a heating coil electrically connected to the heating circuit.
Further, when specifically implementing, in the above-mentioned steering wheel structure that the embodiment of the utility model provides, consider that the space when single steering wheel switch is less, HOD circuit and heating circuit can be arranged respectively on two blocks of PCB boards on the left and right sides. When the HOD circuit is integrated on the first PCB board, the heating circuit is integrated on the second PCB board; as shown in fig. 2, when the HOD circuit is integrated on the second PCB, the heater circuit is integrated on the first PCB.
In specific implementation, in the steering wheel structure provided in the embodiments of the present invention, as shown in fig. 4 to 6, the steering wheel structure may further include: a heating and HOD isolation circuit integrated on the first PCB or the second PCB; the HOD coil and the heating coil 3 can multiplex the same coil (i.e. heating and HOD multiplexing coil); the same coil is directly connected to the heating and HOD isolation circuit.
In specific implementation, in the steering wheel structure provided in the embodiments of the present invention, as shown in fig. 4 to 6, the steering wheel structure may further include: the microcontroller MCU is integrated on the first PCB or the second PCB; the microcontroller is electrically connected with the steering wheel switch circuit, the HOD circuit and the heating circuit respectively. That is, the first PCB and the second PCB share one microcontroller MCU.
It should be noted that, in the prior art, an independent HOD controller is disposed in an airbag housing, and can only match a resistance-coded steering wheel switch (a key or a toggle switch), a PCB board is disposed under the steering wheel switch, the PCB board does not have an MCU, and is connected to other controllers through a wire harness, and the MCU of the other controllers detects a key signal. In addition, the independent heating controller can only be integrated in a combination switch or other vehicle body controllers. And the utility model discloses in, the steering wheel structure can be with the heating, on switching signal processing and HOD are integrated to the steering wheel switch PCB board, can match resistance coding formula steering wheel switch, also can match various switches such as touch switch and the touch switch of taking the display screen.
In addition, it should be pointed out that the embodiment of the present invention provides an above-mentioned steering wheel structure that reduces the PCB module placed at the airbag, and the whole is integrated on the steering wheel switch that must be used. And when the steering wheel began to be touch or take the display screen, because this type of steering wheel switch just needs a MCU originally, the utility model discloses a MCU chip has been saved for prior art.
In specific implementation, in the above steering wheel structure provided by the embodiment of the present invention, as shown in fig. 1, the HOD coil 3 (i.e., HOD sensor layer) may be located on the inner side surface of the circular rim of the steering wheel body. During driving, HOD coil 3 continuously detects whether the driver's hands are placed on the steering wheel and sends this information as an output signal to HOD circuit 2 and microcontroller integrated with the steering wheel switch. After receiving the signal sent by the HOD coil 3, the automatic driving module judges according to the established logic and generates an output signal, and the automatic driving module receives the signal and makes a certain response. If the signal received by the automatic driving module indicates that the hands of the driver are separated from the steering wheel, the system can take corresponding alarm measures to remind the driver according to different vehicle types, such as a buzzer for alarming.
Based on same utility model the design, the embodiment of the utility model provides a still provide a vehicle, including the automobile body with arrange the steering wheel structure on the automobile body, this steering wheel structure does the embodiment of the utility model provides an above-mentioned steering wheel structure.
Because the principle of solving the problems of the vehicle is similar to the steering wheel structure, the implementation of the vehicle can refer to the implementation of the steering wheel structure, and repeated descriptions are omitted.
In the present specification, the embodiments are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same or similar parts between the embodiments are referred to each other. For the vehicle disclosed in the embodiment, since the vehicle corresponds to the steering wheel structure disclosed in the embodiment, the description is relatively simple, and the relevant points can be referred to the description of the steering wheel structure part.
To sum up, the embodiment of the utility model provides a pair of steering wheel structure, include: the steering wheel comprises a steering wheel body, a steering wheel switch circuit and a PCB, wherein the steering wheel switch circuit is positioned on the steering wheel body and is used for arranging the PCB of the steering wheel switch circuit; an HOD circuit integrated on the PCB board; and the HOD coil is electrically connected with the HOD circuit. Steering wheel switch circuit and HOD circuit share a PCB board among the above-mentioned steering wheel structure, and are located steering wheel switch position department, can reduce the space use of steering wheel, can not occupy extra physical space, and need not to produce the HOD controller alone, have reduced the HOD function and have realized required hardware cost. Furthermore, the utility model discloses still provide corresponding vehicle to the steering wheel structure, further make above-mentioned steering wheel structure more have the practicality, this vehicle has corresponding advantage.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The steering wheel structure and the vehicle provided by the present invention are introduced in detail, and the principle and the implementation of the present invention are explained by applying specific examples, and the descriptions of the above examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be changes in the specific embodiments and the application range, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A steering wheel structure comprising: the steering wheel body is located steering wheel switch circuit on the steering wheel body, its characterized in that still includes:
a PCB board for arranging the steering wheel switch circuit;
an HOD circuit integrated on the PCB board;
and the HOD coil is electrically connected with the HOD circuit.
2. The steering wheel structure according to claim 1, wherein the PCB board includes a first PCB board for arranging the steering wheel switch circuit on a left side connection bar of the steering wheel body, and a second PCB board for arranging the steering wheel switch circuit on a right side connection bar of the steering wheel body;
the HOD circuitry is integrated on the first PCB or the second PCB.
3. The steering wheel structure according to claim 2, characterized by further comprising:
a heating circuit integrated on the PCB board;
and the heating coil is electrically connected with the heating circuit.
4. The steering wheel structure of claim 3, wherein the heating circuit is integrated on the second PCB board when the HOD circuit is integrated on the first PCB board;
when the HOD circuit is integrated on the second PCB, the heating circuit is integrated on the first PCB.
5. The steering wheel structure of claim 4, further comprising:
a heating and HOD isolation circuit integrated on the first PCB or the second PCB;
the HOD coil and the heating coil multiplex the same coil; the same coil is directly connected to the heating and HOD isolation circuit.
6. The steering wheel structure of claim 5, further comprising:
a microcontroller integrated on the first PCB board or the second PCB board; the microcontroller is electrically connected with the steering wheel switch circuit, the HOD circuit and the heating circuit respectively.
7. The steering wheel structure of claim 1, wherein the HOD coil is located on an inner side surface of the circular rim of the steering wheel body.
8. The steering wheel structure of claim 1, wherein the steering wheel switch circuit matched steering wheel switch is a resistance coded steering wheel switch or a touch switch.
9. The steering wheel structure of claim 8, wherein the touch switch has a display screen.
10. A vehicle comprising a vehicle body and a steering wheel structure arranged on the vehicle body, characterized in that the steering wheel structure is a steering wheel structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221167801.3U CN217553979U (en) | 2022-05-16 | 2022-05-16 | Steering wheel structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221167801.3U CN217553979U (en) | 2022-05-16 | 2022-05-16 | Steering wheel structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217553979U true CN217553979U (en) | 2022-10-11 |
Family
ID=83474925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221167801.3U Active CN217553979U (en) | 2022-05-16 | 2022-05-16 | Steering wheel structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217553979U (en) |
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2022
- 2022-05-16 CN CN202221167801.3U patent/CN217553979U/en active Active
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