22results about "Converting sensor output mechanically" patented technology

The utility model discloses a kind of elevator door opening and closing time and speed measuring device, including measurement terminal, speed measurement module and support. Measurement terminal includes shell, encoder socket and button trigger switch, encoder socket and button trigger switch are all set on shell, button trigger switch is used to press elevator door opening and closing button;Speed measurement module includes sucking disc, sucking disc lock catch, gyro wheel and rotary encoder, sucking disc lock catch is set on sucking disc, gyro wheel is coaxially connected with rotary encoder, and rotary encoder is electrically connected with encoder socket;Support is connected by multiple support arms one by one, the first end of support is movably connected with sucking disc, and the second end of support is provided with gyro wheel and rotary encoder. Can improve elevator door opening time, door closing time measurement accuracy, the running speed of car door in the process of elevator door opening and closing is continuously recorded by gyro wheel and rotary encoder. It is convenient to operate, and measurement precision is high, improve elevator installation debugging and detection efficiency.

An example rotary actuator includes: a housing having a cavity therein; an output shaft disposed in the cavity and configured to rotate within the housing upon providing fluid flow within the housing; a cam coupled to the output shaft and configured to rotate therewith; and a rotary′ sensor mounted to the housing, wherein the rotary′ sensor interacts with the cam such that the rotary sensor provides sensor information indicating a rotary′ position of the cam and the output shaft.

A position sensor (1), comprising: a magnetic sensor (3); a plurality of magnets (2) which are moved in a first direction (X) relative to the magnetic sensor (3), wherein one or some of the magnets (2) are arranged in a first track (5A) and the remaining magnets (2) are arranged in a second track (5B), wherein the magnetic sensor (3) includes: a first magnetic field detection element (9A) arranged in the first track (5A), a first processor (4A) that outputs a voltage VM1 when a rotation angle of a first magnetic field applied to the first magnetic field detection element (9A) is less than a first threshold (S21), and that outputs a predetermined high voltage VH when the rotation angle of the first magnetic field is equal to or greater than the first threshold (S21), wherein the voltage VM1 is a voltage between a predetermined low voltage VL and the high voltage VH and indicates positions of the magnets (2) relative to the first magnetic field detection element (9A); a second magnetic field detection element (9B) arranged in the second track (5B); and a second processor (4B) that outputs the low voltage VL when a rotation angle of a second magnetic field applied to the second magnetic field detection element (9B) is less than a second threshold (S22), and that outputs a voltage VM2 when the rotation angle of the second magnetic field is equal to or greater than the second threshold (S22), wherein the voltage VM2 is a voltage between the low voltage VL and the high voltage VH and indicates positions of the magnets (2) relative to the second magnetic field detection element (9B).

The utility model provides an integrated gate position and limit collection device, including the gate board that is internally provided with the door plant, the one side of gate board is provided with the connecting plate, and the connecting plate is fixedly connected with the door plant, the surface of gate board is equipped with the clamping groove, and the connecting block is fixed in the clamping groove, and the connecting block rotationally connects with the right angle gear no.

The application provides an integrated gate position and limit acquisition method and device, which converts linear motion of a gate into rotation of a gear through accurate transmission ratio between gears, and then amplifies or reduces tiny displacement change, thereby improving sensitivity and accuracy of gate position monitoring, and solving the problem of low accuracy of traditional devices. According to height of the gate and actual requirements, the position is adjusted, the application combines a traditional gate position meter and a limit switch to form an integrated device, variable ratio gears, PLC and a resistance strain type linear displacement sensor work cooperatively to realize omnibearing and high-precision monitoring and control of the gate position, the integrated design not only reduces the size and complexity of the device, but also improves stability and reliability of the device by optimizing connection and communication between parts, and in terms of installation, the integrated design makes the overall structure of the device more compact, and reduces installation steps and required space.

The present invention relates to a rotation sensor (3) for a steering system (1) of a motor vehicle, comprising a ring gear (7) rotatably mounted in a housing (31) about an axis (A), and having internal teeth and a coupling element designed for connection with a steering shaft (22) rotatable about its longitudinal axis (L), wherein the housing (31) has an axial end wall (32), an axial inner wall (34), and a coaxially circumferential wall (33), wherein the ring gear (7) is arranged axially between the end wall (32) and the inner wall (34) and is circumferentially enclosed by the circumferential wall (33) with respect to the axis (A), and wherein at least one measuring wheel (71, 72), which has a magnetic element (73, 74), is rotatably mounted in the housing (31) and engages with its external teeth in the internal teeth of the ring gear (7), and wherein the housing (31) with the magnetic elements (73, 74) of the measuring wheel (71, 72) cooperating measuring elements (77) are attached.To improve operational reliability and enable a more compact design, the invention proposes that the end wall (32) and the inner wall (34) are designed to be completely closed over an interior enclosed by the internal toothing.

A measuring instrument S100 comprises a main body 10, a probe 20 movable relative to the main body 10, a movable element 30 which is provided such that it moves with the probe 20, a scale element 40 which is attached to a part of the movable element 30, and a sensing element 50 which electrically detects a displacement of the scale element 40, wherein the movable element 30 and the scale element 40 are connected to each other by bonding with an adhesive S in the bonding area R and in the bonding area R the movable element 30 and / or the scale element 40 has a through-hole 30h into which the adhesive S penetrates.

A steering sensor for a vehicle of the present invention comprises: a case provided with a first case and a second case which are coupled to each other to form a space therein; a shaft holder rotatably provided in the case; a main gear provided on the outer circumference of the shaft holder; a plurality of auxiliary gears which are seated on the first case, and interlock with the main gear; and a substrate positioned between the auxiliary gears and the second case.

Mechanical position indicator (100) for representing an actuation state of an actuator of automation technology, comprising: an indicating element (110) for representing said actuation state; wherein said actuation state is represented by a linear position (113) of said indicating element, wherein said linear position of said indicating element has a first limit (111) and a second limit (112), wherein said first limit is fix, wherein the mechanical position indicator comprises a slidable mask at least partially surrounding said indicating element in a cross section, wherein the mask is set up to indicate a position of said second limit.

The utility model relates to encoder technical field and disclose an anti -interference encoder with signal attenuation automatic compensation function, including the shell, the one end fixedly connected with the cover of shell, the cover is located the one end fixedly connected with the measurement subassembly and light source in the shell inside, the lateral wall of main shaft is fixedly connected with first stop disc, the lateral wall of first stop disc is in contact with measurement subassembly, one end of main shaft is fixed with code disc. In the utility model, through setting up measurement subassembly, the radial runout of encoder main shaft is measured in real time, avoids the signal attenuation automatic compensation function failure caused by the radial runout of encoder main shaft, through setting up first stop board, second stop board, coil support, buzzer and parts, the axial runout of main shaft is detected, when the larger amplitude runout occurs, excites buzzer, avoids the encoder to continue to use under the failure, leads to the situation of output error signal.

A position indicating device for indicating the position of a movable section of a bearing element relative to a fixed section, in particular a spring or constant force hanger, an impact damper, a shock absorber and / or an articulated strut, comprising a mechanical movement transmission for transmitting the movement of the movable section of the bearing element, an indicating device for coupling to the movement transmission and for indicating the movement of the movable section of the bearing element, the indicating device having a hollow cylinder and a carrier movably supported in the hollow cylinder and in movement coupling with the movement transmission, wherein the hollow cylinder comprises a longitudinal slot in which a radially outwardly running transverse peg which moves together with the carrier extends, the transverse peg being configured for moving at least one extreme value indicator arranged radially outside the hollow cylinder. Also related to a bearing device which is in movement coupling with such a position indicating device.

The invention relates to a rotary sensor for a steering system of a motor vehicle, comprising a ring gear mounted in a housing in a rotatable manner about an axis, and an inner toothing and a coupling element designed for connection to a steering shaft, which can be rotated about its longitudinal axis, the housing having an axial end wall, an axial inner wall and a coaxially extending circumferential wall, the ring gear being arranged axially between the end wall and the inner wall and being circumferentially enclosed with respect to the axis by the circumferential wall, at least one measuring wheel having a magnetic element being mounted in the housing in a rotatable manner and engaging with its outer toothing in the inner toothing of the ring gear, a measuring element cooperating with the magnetic element of the measuring wheel being mounted in the housing. In order to improve the operating safety and to achieve a more compact design, it is proposed that the end wall and the inner wall are formed continuously closed in the interior enclosed by the inner toothing.

Sensor tag (ST), comprehensive: a plurality of conductors (11) arranged close together and forming a resonating element (13); and a detection unit (12) which is arranged between the plurality of conductors and which has a physical property which changes due to a change in a physical quantity (BR) of an object (TB) to be detected by the detection unit.

We provide an encoder that accurately detects position by incorporating a gear mechanism and an optical unit. [Solution] The encoder 32 comprises a gear mechanism 41, an optical unit 42, a through hole 91 through which a shaft 33 is inserted, and a partition wall 43 separating the gear mechanism 41 and the optical unit 42. The main gear 51 of the gear mechanism 41 is annular in shape surrounding the shaft 33 and has a projection 44 that protrudes toward the optical unit 42 side along the axial direction of the shaft 33. The through hole 91 is spaced apart from the shaft 33. The partition wall 43 has a first recess 92 that opens toward the projection 44 side. The first recess 92 is annular in shape surrounding the shaft 33, and the tip of the projection 44 and the first recess 92 overlap in a plan view from the axial direction of the shaft 33.

A rotary sensor for a steering system of a motor vehicle comprises a ring gear which is rotatably mounted in a housing about an axis (A), having an internal toothing, and a coupling element designed for connection to a steering shaft that can be rotated about its longitudinal axis (L), wherein the housing has an axial end wall, an axial inner wall, and a coaxially running circumferential wall, wherein the ring gear is arranged axially between the end wall and the inner wall and is circumferentially enclosed by the circumferential wall with respect to the axis (A), and wherein at least one measuring wheel, which has a magnetic element, is rotatably mounted in the housing and meshes with its external toothing in the internal toothing of the ring gear, and wherein measuring elements cooperating with the magnetic elements of the measuring wheel are mounted in the housing. In order to improve operational safety and to enable a more compact design, the end wall and the inner wall may be formed continuously closed over an interior enclosed by the internal toothing.

A rotary scale apparatus for an encoder apparatus comprising a planar disc on which at least one track comprising scale features is provided, in which the planar disc comprises a hole through its centre for receiving a cylindrical shaft, and in which the rotary scale member comprises at least three cantilevered spring members which are provided substantially in plane with the planar disc and spaced around the edge of the hole, for engaging with, and radially locating the disc on, a cylindrical shaft inserted therethrough.

The invention relates to a rotary angle sensor arrangement (6) for determining a rotary angle of a shaft (8) in the event of a rotation of the shaft (8) about an axis of rotation (10) of the shaft (8), comprising a revolution encoder (12) in force transmission connection with the shaft (8) and a revolution sensor (14) for detecting a movement of the revolution encoder (12), characterized in that a first transmission means part (16) of a transmission means (18) of the rotary angle sensor arrangement (6) is arranged on the shaft (8) in a torsion-proof manner, and the revolution encoder (12) is designed as a second transmission means part of the transmission means (18) in engagement with the first transmission means part (16); wherein the transmission means (18) simultaneously constitutes a fixed mechanical stop of the shaft (8) on a first end of a rotary angle range of the shaft (8) in the event of an anticlockwise rotation of the shaft (8) and on a second end of the rotary angle range of the shaft (8) in the event of a clockwise rotation of the shaft (8), respectively.

The present application provides a fault detection method, apparatus, and system, and a vehicle, which relates to the field of vehicle control technology. The method includes: acquiring a first signal output by the valve core detection sensor and a second signal output by the draw-wire encoder on each of the plurality of support legs; and determining whether the draw-wire encoder provided on each support leg has a fault according to the first signal, and the second signal output by the draw-wire encoder of each support leg. For the fault detection method, apparatus and system, and the vehicle, it can be used for the technical solution of detecting whether the draw-wire encoder on the work machine is damaged in real-time, so as to improve the reliability and security of the device.