Suspension sensor
阅读说明:本技术 悬架传感器 (Suspension sensor ) 是由 埃德蒙·斯科特·安德森 拉斯·李·诺顿 大卫·约翰·鲁特科夫斯基 于 2020-03-19 设计创作,主要内容包括:本公开提供了“悬架传感器”。一种悬架系统,包括:车架部件;悬架部件,其联接到所述车架部件并且能够相对于所述车架部件移动;柔性传感器;以及可旋转接头。所述柔性传感器在第一端与第二端之间伸长,并且所述柔性传感器的所述第一端相对于所述车架部件或所述悬架部件中的一者固定。所述可旋转接头将所述柔性传感器的所述第二端联接到所述车架部件或所述悬架部件中的另一者。(The present disclosure provides a "suspension sensor". A suspension system comprising: a frame member; a suspension component coupled to the frame component and movable relative to the frame component; a flexible sensor; and a rotatable joint. The flex sensor is elongated between a first end and a second end, and the first end of the flex sensor is fixed relative to one of the frame component or the suspension component. The rotatable joint couples the second end of the flexible sensor to the other of the frame component or the suspension component.)
1. A suspension system, comprising:
a frame member;
a suspension component coupled to the frame component and movable relative to the frame component;
a flex sensor elongated between a first end and a second end, the first end of the flex sensor being fixed relative to one of the frame component or the suspension component; and
a rotatable joint coupling the second end of the flexible sensor to the other of the frame component or the suspension component.
2. The suspension system of claim 1 wherein said rotatable joint is connected to said compliance sensor at said second end of said compliance sensor, said suspension system further comprising a link arm elongated between a first end and a second end, wherein said first end of said link arm is attached at said first rotatable joint and said second end of said link arm is coupled to said other of said frame component or said suspension component.
3. The suspension system of claim 2 wherein said rotatable joint is a first rotatable joint, said suspension system further comprising a second rotatable joint attached at said second end of said link arm and at said other of said frame member or said suspension member.
4. The suspension system of claim 2 wherein said second rotatable joint is a ball joint.
5. The suspension system of claim 1 wherein said rotatable joint is a ball joint.
6. The suspension system of claim 1 wherein the compliance sensor is configured to provide an output indicative of a bending moment of the compliance sensor.
7. The suspension system of claim 1 wherein said suspension component is rotatable relative to said frame component.
8. The suspension system of claim 1 wherein the suspension component is one of an upper control arm or a lower control arm.
9. The suspension system of claim 1 wherein said first end of said compliance sensor has a fixed position and orientation relative to said one of said frame component or said suspension component.
10. The suspension system of claim 1 wherein said second end of said compliance sensor is rotatable relative to said other of said frame member or said suspension member.
11. The suspension system of claim 1, wherein the flexible sensor comprises a layer of conductive ink.
12. The suspension system of claim 1 further comprising a shock absorber coupled to the frame component and the suspension component.
13. The suspension system of any one of claims 1-12, further comprising a controller communicatively coupled to the flexibility sensor and programmed to actuate a vehicle component based on data received from the flexibility sensor.
14. The suspension system of claim 13 wherein the vehicle component is an active headlamp.
15. The suspension system of claim 13 wherein the vehicle component is an active shock absorber coupled to the frame component and the suspension component.
Technical Field
The present disclosure relates generally to vehicle suspension systems.
Background
The vehicle includes a suspension system. A suspension system couples a wheel to a frame of a vehicle, allows vertical movement of the wheel relative to the frame, and absorbs and dampens shock and vibration from the wheel to the frame. The suspension system may be non-independent, in which a change in position of the wheels affects the position of the wheels on opposite sides of the vehicle, or independent, in which each wheel can move without affecting the other wheels). Types of non-independent suspension systems include Satchell links (Satchell links), Panhard rods (Panhard rod), Watt's linkages (Watt's linkage), Murford linkages (Mumforlinkage), and leaf springs. Types of independent suspensions include swing axle suspensions (swing axle), sliding column suspensions (sliding pilar), MacPherson strut (MacPherson strut), double wishbone suspensions (double wishbone), multi-link suspensions (multilink suspension), semi-trailing arm suspensions (semi-trailing arms suspension), and swing arm suspensions (swing arm).
Disclosure of Invention
A suspension system comprising: a frame member; a suspension component coupled to the frame component and movable relative to the frame component; a flexible sensor elongated between a first end and a second end; and a rotatable joint. The first end of the flexible sensor is fixed relative to one of the frame component or the suspension component. The rotatable joint couples the second end of the flexible sensor to the other of the frame component or the suspension component.
The rotatable joint may be connected to the flexibility sensor at the second end of the flexibility sensor, and the suspension system may further comprise a link arm elongated between the first and second ends, and the first end of the link arm may be attached at the first rotatable joint, and the second end of the link arm may be coupled to the other of the frame component or the suspension component. The rotatable joint may be a first rotatable joint, and the suspension system may further comprise a second rotatable joint attached at the second end of the link arm and at the other of the frame member or the suspension member.
The second rotatable joint may be a ball joint.
The rotatable joint may be a ball joint.
The flexible sensor may be configured to provide an output indicative of a bending moment of the flexible sensor.
The suspension component may be rotatable relative to the frame component.
The suspension component may be one of an upper control arm or a lower control arm.
The first end of the flexible sensor may have a fixed position and orientation relative to the one of the frame component or the suspension component.
The second end of the flexible sensor may be rotatable relative to the other of the frame component or the suspension component.
The flexible sensor may be a potentiometer.
The flexible sensor may include a layer of conductive ink.
The suspension system may also include a shock absorber coupled to the frame component and the suspension component.
The suspension system can also include a controller communicatively coupled to the flexibility sensor and programmed to actuate a vehicle component based on data received from the flexibility sensor. The vehicle component may be an active headlamp.
The vehicle component may be an active shock absorber coupled to the frame component and the suspension component.
Drawings
Fig. 1 is a perspective view of a vehicle.
FIG. 2 is a perspective view of a portion of a suspension system of the vehicle.
FIG. 3 is a perspective view of a compliance sensor attached to a suspension system.
FIG. 4 is a block diagram of a control system including a flexible sensor.
FIG. 5 is a process flow diagram of a process for actuating a vehicle component based on data from a flexibility sensor.
Detailed Description
The suspension system 32 for the
Suspension system 32 provides a simple and efficient method for measuring the vertical travel of
Referring to fig. 1, the
The
Referring to fig. 2, the
Suspension system 32
The upper control arm 52 and the lower control arm 54 are each coupled to the frame 46 (e.g., one of the beams 48) and are movable relative thereto. For example, the upper control arm 52 and the lower control arm 54 may each have a "V" shape, with two extensions hingedly coupled to one of the beams 48, and the extensions meeting at a connection with the knuckle 56. The upper control arm 52 and the lower control arm 54 may each rotate with one degree of freedom relative to the
The knuckle 56 is rotatably coupled to the upper control arm 52 and the lower control arm 54, such as by a ball joint. The knuckle 56 is able to rotate as the upper and lower control arms 52, 54 move up and down, so the beam 48, the upper and lower control arms 52, 54, and the knuckle 56 form a four-bar linkage. The knuckle 56 may also rotate about a generally vertical axis to turn the
Shock absorbers 58 and coil springs 60 are coupled to
Referring to FIG. 3, the
The
by using a ratio of the resistance R1、R2Reduce the temperature and toleranceAnd the effects of aging.
As shown in fig. 2,
The first rotatable joint 40 couples the
The
Referring to fig. 4, the
The
The
FIG. 5 is a process flow diagram illustrating an exemplary process 500 for actuating a vehicle component based on data from the
The process 500 begins in block 505, where the
Next, in block 510,
Next, in block 515, the
In general, the described computing systems and/or devices may employ any of a variety of computer operating systems, including, but in no way limited to, the following versions and/or classes: ford
An application program; the AppLink/intelligent device is connected with the middleware; microsoft WindowsAn operating system; microsoft WindowsAn operating system; unix operating system (e.g., as distributed by oracle corporation of the redwood coast, Calif.)An operating system); the AIX UNIX operating system, distributed by International Business machines corporation of Armonk, N.Y.; a Linux operating system; the Mac OSX and iOS operating systems, distributed by apple Inc. of Kubinuo, Calif.; the blackberry operating system promulgated by blackberry limited of ludisia, canada; and an android operating system developed by google corporation and the open cell phone alliance; or provided by QNX software systems, IncVehicle-mounted entertainment information platform. Examples of computing devices include, but are not limited to, an on-board computer, a computer workstation, a server, a desktop, a notebook, or laptop computer or handheld computer, or some other computing system and/or device.Computing devices typically include computer-executable instructions, where the instructions may be executable by one or more computing devices such as those listed above. Computer-executable instructions may be compiled or interpreted by a computer program created using a variety of programming languages and/or techniques, including but not limited to Java, alone or in combinationTMC, C + +, Matlab, Simulink, Stateflow, Visual Basic, Java Script, Python, Perl, HTML, and the like. Some of these applications may be compiled and executed on a virtual machine (such as a Java virtual machine, a Dalvik virtual machine, etc.). Generally, a processor (e.g., a microprocessor) receives instructions from, for example, a memory, a computer-readable medium, etc., and executes those instructions to perform one or more processes, including one or more of the processes described hereinAnd (6) carrying out the process. Such instructions and other data may be stored and transmitted using a variety of computer-readable media. A file in a computing device is generally a collection of data stored on a computer-readable medium, such as a storage medium, random access memory, or the like.
A computer-readable medium (also referred to as a processor-readable medium) includes any non-transitory (e.g., tangible) medium that participates in providing data (e.g., instructions) that may be read by a computer (e.g., by a processor of a computer). Such a medium may take many forms, including but not limited to, non-volatile media and volatile media. Non-volatile media may include, for example, optical or magnetic disks and other persistent memory. Volatile media may include, for example, Dynamic Random Access Memory (DRAM), which typically constitutes a main memory. Such instructions may be transmitted by one or more transmission media, including coaxial cables, copper wire and fiber optics, including the wires that comprise a system bus coupled to the processor of the ECU. Common forms of computer-readable media include, for example, a floppy disk, a flexible disk, hard disk, magnetic tape, any other magnetic medium, a CD-ROM, DVD, any other optical medium, punch cards, paper tape, any other physical medium with patterns of holes, a RAM, a PROM, an EPROM, a FLASH-EEPROM, any other memory chip or cartridge, or any other medium from which a computer can read.
A database, data store, or other data store described herein may include various mechanisms for storing, accessing, and retrieving various data, including hierarchical databases, filesets in file systems, application databases in proprietary formats, relational database management systems (RDBMS), non-relational databases (NoSQL), Graphical Databases (GDB), and so forth. Each such data store is typically included within a computing device employing a computer operating system, such as the one mentioned above, and is accessed via a network in any one or more of a variety of ways. The file system may be accessible from a computer operating system and may include files stored in various formats. RDBMS generally employs the Structured Query Language (SQL) in addition to the language used to create, store, edit and execute stored programs, such as the PL/SQL language mentioned above.
In some examples, system elements may be embodied as computer readable instructions (e.g., software) on one or more computing devices (e.g., servers, personal computers, etc.) stored on computer readable media (e.g., disks, memory, etc.) associated therewith. A computer program product may comprise such instructions stored on a computer-readable medium for performing the functions described herein.
In the drawings, like numbering represents like elements. In addition, some or all of these elements may be changed. With respect to the media, processes, systems, methods, heuristics, etc. described herein, it should be understood that, although the steps of such processes, etc. have been described as occurring according to a certain ordered sequence, such processes may be practiced with the steps performed in an order other than the order described herein. It is also understood that certain steps may be performed simultaneously, that other steps may be added, or that certain steps described herein may be omitted. In other words, the description of processes herein is provided for the purpose of illustrating certain embodiments and should in no way be construed as limiting the claims.
Accordingly, it is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and applications other than the examples provided would be apparent to those of skill in the art upon reading the above description. The scope of the invention should be determined, not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. It is anticipated and intended that the technology discussed herein will not advance in the future and that the disclosed systems and methods will be incorporated into such future embodiments. In sum, it should be understood that the invention is capable of modification and variation and is limited only by the following claims.
Unless expressly indicated to the contrary herein, all terms used in the claims are intended to be given their plain and ordinary meaning as understood by those skilled in the art. In particular, use of the singular articles such as "a," "the," "said," etc. should be read to recite one or more of the indicated elements unless a claim recites an explicit limitation to the contrary.
The present disclosure has been described in an illustrative manner, and it is to be understood that the terminology which has been used is intended to be in the nature of words of description rather than of limitation. The adjectives "first" and "second" are used throughout the document as identifiers and are not intended to indicate importance or order. Many modifications and variations of the present disclosure are possible in light of the above teachings, and the disclosure may be practiced otherwise than as specifically described.
According to the present invention, there is provided a suspension system having: a frame member; a suspension component coupled to the frame component and movable relative to the frame component; a flex sensor elongated between a first end and a second end, the first end of the flex sensor being fixed relative to one of the frame component or the suspension component; and a rotatable joint coupling the second end of the flexible sensor to the other of the frame component or the suspension component.
According to one embodiment, the rotatable joint is connected to the flexibility sensor at the second end of the flexibility sensor, the suspension system further comprising a link arm elongated between a first end and a second end, wherein the first end of the link arm is attached at the first rotatable joint and the second end of the link arm is coupled to the other of the frame component or the suspension component.
According to one embodiment, the rotatable joint is a first rotatable joint, the suspension system further comprising a second rotatable joint attached at the second end of the link arm and at the other of the frame member or the suspension member.
According to one embodiment, the second rotatable joint is a ball joint.
According to one embodiment, the rotatable joint is a ball joint.
According to one embodiment, the flexibility sensor is configured to provide an output indicative of a bending moment of the flexibility sensor.
According to one embodiment, the suspension member is rotatable relative to the frame member.
According to one embodiment, the suspension component is one of an upper control arm or a lower control arm.
According to one embodiment, the first end of the flexibility sensor has a fixed position and orientation relative to the one of the frame component or the suspension component.
According to one embodiment, the second end of the flexibility sensor is rotatable relative to the other of the frame component or the suspension component.
According to one embodiment, the flexible sensor is a potentiometer.
According to one embodiment, the flexible sensor comprises a layer of conductive ink.
According to one embodiment, the invention also features a shock absorber coupled to the frame component and the suspension component.
According to one embodiment, the invention also features a controller communicatively coupled to the flexible sensor and programmed to actuate a vehicle component based on data received from the flexible sensor.
According to one embodiment, the vehicle component is an active headlamp.
According to one embodiment, the vehicle component is an active shock absorber coupled to the frame component and the suspension component.
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