56results about How to "Realize anti-pinch function" patented technology

The invention discloses a single-motor-driven unlocking overturning and folding mechanism and application thereof. The single-motor-driven unlocking overturning and folding mechanism comprises a driving motor and an unlocking overturning and folding mechanism body. After the single-motor-driven unlocking overturning and folding mechanism is applied to a power seat, on the one hand, an angle adjusting device is driven to be unlocked; and on the other hand, a seat backrest is driven to be overturned, folded and unfolded. According to the single-motor-driven unlocking overturning and folding mechanism, through one motor and one set of mechanism, folding and unfolding of the backrest of the single-motor-driven unlocking overturning and folding mechanism are achieved, one-button-type adjustment is achieved through an intelligent adjusting control device, the structure is simple, neat and ingenious, the material using amount is reduced, the cost is reduced, and the boundary dimension of the mechanism is reduced.

The invention discloses a vehicle seat anti-clamping control method based on motor current ripple waves, and further discloses a controller used for achieving the vehicle seat anti-clamping control method based on the motor current ripple waves. The vehicle seat anti-clamping control method comprises the following steps that a current ripple wave signal of a seat motor is collected; the collectedcurrent ripple wave signal is calculated to obtain current position information and current operating state information of the seat motor; according to the current position information and the currentoperating state information of the seat motor, by combining with the operating state characteristics of the seat motor when a vehicle seat encounters an obstacle, whether the vehicle seat encountersthe obstacle or not is judged; and if it is judged that vehicle seat encounters the obstacle, the seat motor is controlled to stop rotating or reversely rotate. The anti-clamping function of the vehicle electric seat is achieved, the safety performance of the vehicle electric seat is improved, meanwhile, a hall sensor does not need to be additionally arranged, a connecting wire harness is omitted,and thus the manufacturing cost is effectively lowered.

The invention provides an anti-clamping method and device for an electric seat of a car. The anti-clamping method comprises the following steps: judging whether the operation of a seat motor is stable; if the operation of the seat motor is stable, judging whether the difference between the real-time operation speed of the seat motor and the anti-clamping reference speed is greater than a preset speed difference in real time in the operation process of the seat motor; when the difference is greater than the preset speed difference, generating and outputting an anti-clamping control signal to the seat motor. The anti-clamping method and device provided by the invention have the advantage that the anti-clamping function in the movement process of the electric seat is realized.

The invention discloses a vehicle window anti-pinch system. A vehicle window motor for rising and falling is arranged on each vehicle window of a vehicle. The vehicle window motors are DC motors. Driving circuits of the vehicle window motors are all connected with the vehicle window control signal output pin of a BMC. The vehicle window control input pin of the BMC is connected with a vehicle window control button. The vehicle window motors are each provided with a motor corrugation sampling circuit. The output ends of the motor corrugation sampling circuits are connected with the BMC. The limit on the motors is greatly reduced, no special customized motor is needed, through the calibrating test on an ordinary vehicle window motor, the vehicle window anti-pinch function can be achieved, the vehicle window functions can be enhanced, and the use comfort can be improved.

The invention provides a passenger car electromotive pump device and a passenger car. An anti-pinch protective current is preset or adjusted through parameters output by debugging equipment, so that the adjustment of an anti-pinch function is achieved; a motor running end angle is preset or adjusted through the parameters output by the debugging equipment, so that the adjustment of opening and closing stroke of a passenger car is achieved; the debugging equipment is arranged outside the passenger car electromotive pump device, so that the anti-pinch function of the passenger car electromotive pump device and the adjustment operation of the opening and closing stroke of the passenger car are easy to achieve.

The invention discloses an automobile skylight with an anti-pinching function. The automobile skylight comprises a U-shaped supporting frame matched with the top part of an automobile, wherein the U-shaped supporting frame is provided with a glass bracket, a driving device for driving the glass bracket to move horizontally and a motor; a motor speed reducer is arranged at the output end of the motor; an anti-pinching mechanical part is arranged between the motor speed reducer and the driving device and comprises a racket wheel shaft and a shell for protecting the racket wheel shaft; free rotation can be realized between the racket wheel shaft and the shell; an upper racket wheel and a lower racket wheel are sheathed in the middle part of the racket wheel shaft and are meshed each other; the lower racket wheel rotates along with the shell, the upper racket wheel rotates along with the racket wheel shaft; and a compression spring for transferring load is arranged between shaft shoulders of the upper racket wheel and the racket wheel shaft. The automobile skylight disclosed by the invention has the advantages that by adoption of the racket wheel structure, the skylight can disengage from teeth and stop transferring power when an obstacle is met in the closing process, so that the anti-pinching function is realized; and the structure is higher in stability in the anti-pinching aspect of the skylight, is long in service life, easy in implementation of structure composition and low in cost.

The invention discloses an automatic door control and anti-pinch system based on binocular stereoscopic vision and a method thereof. The system comprises a control device, a power assembly, a human body detection module, a door state detection module, and an image collection device, wherein the power assembly, the human body detection module, the door state detection module and the image collection device are connected with the control device. The image collection device obtains image and video data of a glass door area; the human body detection module performs semi-global stereo matching andfeature extraction on left and right images acquired by a camera by using a neural network so as to detect a human body; the door state detection module processes acquired videos and images to obtainobstacle detection and automatic door state recognition results; the control device is connected with a motor device through a control wire; and the control device sends out a correct instruction according to detection information of the human body detection module and the door state detection module to control the power assembly to drive a glass door to move to achieve anti-pinch. According to the automatic door control and anti-pinch system based on the binocular stereoscopic vision and the method thereof, a binocular stereo vision technology is adopted, and due to the characteristics of non-contact, passivity, high accuracy and good real-time performance of the binocular stereo vision technology, the binocular stereo vision technology is very suitable for human body detection and speedand distance measurement application in the automatic door opening and closing process.

The invention provides a window anti-pinch system and method, and relates to the technical field of window anti-pinch. The window anti-pinch system comprises a Hall sensor, a controller, a first control module and a second control module, wherein the Hall sensor is used for generating a Hall pulse signal in the moving process of a window driving motor; the controller comprises a data receiving module used for receiving the Hall pulse signal in real time after receiving an external window closing instruction; the first control module is used for processing according to the Hall pulse signal toobtain the real-time position of the window glass and generating an anti-pinch control signal when the real-time position is in a preset anti-pinch area; and the second control module is used for acquiring a real-time Hall period of the Hall pulse signal according to the anti-pinch control signal, and generating a corresponding anti-pinch control instruction when the real-time Hall period is greater than an anti-pinch period threshold value obtained through adaptive updating, so that the window glass is controlled to stop closing through the window driving motor, and the window anti-pinch function is realized. The window anti-pinch system has the beneficial effects that the window anti-pinch system can adapt to different environment changes and aging of parts, and the reliability of the anti-pinch function is effectively improved.

The invention relates to an anti-pinch sealing strip of an automobile. The anti-pinch sealing strip is provided with an anti-pinch strip body, a sensing bunch, a bunch snap joint and a bunch plug connector. The anti-pinch strip body is provided with a bubble pipe, a locking part, a fixed rack, a wire slot and a sealing strip. The inner part of the bubble pipe is a round cavity and is provided witha first electric conductor, a second electric conductor and an isolating layer; the first electric conductor is of a hollow ring shape and the outer wall of the first electric conductor is fixed to the inner wall of the bubble pipe, a first wire is arranged on the wall of the first electric conductor, and a second electric conductor is located in a cavity of the first electric conductor and is provided with a second wire; when the anti-pinch strip body is pressed, conduction of inner wires is achieved and resistors are connected in parallel. A current changes along with change of a resistancevalue of a loop, and a changing signal is transferred to an ECU of a system, so that an anti-pinch function is achieved. The anti-pinch sealing strip of the automobile has the advantages that when people or an object is pinched, the anti-pinch sealing strip can be triggered sensitively, the triggering angle can reach 360 degrees, and the anti-pinch sealing strip is good in safety performance andsealing property and stable to mount and stores the wires conveniently.

The invention discloses an anti-pinch device for electric sofas based on an electrical curve, which comprises a control component and a motor. The control component obtains the original current waveform data of the motor of an electric sofa; the control component extracts the current characteristic current waveform through current calculation, differential current calculation or integral current calculation according to the original current waveform data; the control component matches the current characteristic current waveform with current waveforms in a standard library according to a similarity calculation formula, and selects a differential current standard waveform and an integral current standard waveform; and the control component calculates the waveform difference values between the current characteristic current waveform and the current waveforms in the standard library and between the differential current standard waveform and the integral current standard waveform through adifference formula according to local curve fitting, wherein the control component sends out alarm information to the motor when the waveform difference values are greater than a threshold. The anti-pinch device for electric sofas based on an electrical curve disclosed by the invention realizes the anti-pinch function of electrical sofas.

The invention discloses a control system for an anti-pinch sunroof. The control system comprises a power source, a switch, a controller, a relay and a motor, wherein the switch is connected with the power source, the controller and the relay; the relay is connected with the controller and the motor; and the controller comprises an automobile computer ECU and a radar receiver, wherein the radar receiver is connected with a plurality of radars. According to the control system disclosed by the invention, through the adoption of a radar detecting technology, the anti-pinch function of the sunroof is realized, so that the problem that during closing, the sunroof easily pinches a human body is solved; detection can be realized by the radars without using physical members, so that the problem that in the prior art, the sunroof is returned after pinching accidents occur, and personal injury still exists is solved, and the anti-pinch effect without contact is achieved.

The invention discloses an automatic online full-detection method for a glass lifter. The method comprises that an oscilloscope tests current change with time of the glass lifter in a single elevation stroke, and a curve map is drafted; oscilloscope cursors are set to divide the curve map into multiple continuous first intervals, n continuous first intervals are combined to form second intervals, and n represents an integer; the minimum of the valley within the first interval is taken, and compared with all maximums and minimums within the second interval to obtain a comparative value; and the average frequency change rate in the first interval is taken, all the first intervals within each second interval are compared to obtain the maximum, and all the second intervals are compared to obtain the maximum. According to the method, the valley difference and waveform frequency change rate in the current detection period are detected to reflect the waveform stable degree when the glass lifter is driven to rise and fall, the requirement for whole-vehicle BCM waveform detection are met, the quality of the glass lifter is guaranteed, and a clamp proof function of a vehicle window is realized.

The invention discloses a multifunctional mutual inductance type power window anti-pinch controller and a control method, wherein the multifunctional mutual inductance type power window anti-pinch controller comprises a control circuit and an armature BEM signal transformer T1; the control circuit comprises a main control chip U1; the armature BEM signal transformer T1 comprises a primary windingand a secondary winding; one end of the primary winding and one end of the secondary winding are grounded at the same time; the other end of the primary winding is used to be connected with a BEM ripple signal; and the other end of the secondary winding is electrically connected with one end of the main control chip U1. The multifunctional mutual inductance type power window anti-pinch controllerdisclosed by the invention uses the armature BEM signal transformer T1 to sample the BEM ripple signal when a window motor M is rotating; the main control chip U1 is used to monitor the pulse width change condition of the BEM signal of the motor, thereby accurately determining whether the power window is pinching an object or not during a rising process, and controlling the window motor M in timewhen meeting an obstacle so to prevent an object or a human body from being pinched, thereby realizing the anti-pinch function of the power window.

The invention discloses an explosion-proof centrifuge which is beneficial to improve work safety, comprising a sheet metal casing and a box cover, an upper cover driving module is arranged between the sheet metal casing and the box cover, and the upper cover The drive module includes a potentiometer-type electric push rod, and the box cover is connected with the top side of the sheet metal casing through a link, and the output top of the potentiometer-type electric push rod is connected to the box through a flexible connection. The inner bottom end of the cover forms a hinge connection. Beneficial effects: Note that the output end of the explosion-proof motor passes through the setting plate and the bottom of the protective cover and extends into the protective cover. The vibration generated when the explosion-proof motor is working is damped by the set spring, and the explosion-proof motor and the setting plate are connected by the spring For setting, the number of springs is set to several.

The invention discloses an anti-clamping mechanism of a TMR magneto-resistance sensor, which comprises an anti-clamping system, wherein the anti-clamping system comprises an isolation shaping circuit,a display circuit, an alarm circuit and a single-chip computer, a signal input port of the single-chip computer is connected with a TMR rotating speed sensor, a TMR current sensor and an infrared scanning inductor, a signal output port of the single-chip computer is connected with a relay, a signal output port of the relay is connected with a motor, the motor comprises a rotor, the motor is fixedly arranged on a side wall of a top end of a door frame through a mounting plate, the motor is connected with a rotating roller, the other end of the rotating roller is rotatably connected with the side wall of the top end of the door frame, an anti-theft rolling door is wound on the rotating roller, and a buffer plate is horizontally and fixedly arranged on the bottom end surface of the anti-theft rolling door. The mechanism uses a mode of outputting pulse counting by using the TMR magneto-resistance sensor, the combination of detecting the rotating speed of the motor and detecting the current change condition of the motor is achieved, and the anti-clamping function is achieved.

The invention discloses a bus window system with the anti-pinch function. The system comprises an MCU module, a motor driving circuit, a motor current detection circuit, a switch control circuit, a signal processing circuit, a motor unit, a glass moving mechanism, a bus window, a raindrop sensor and a photoelectric sensor; the motor unit is connected with a bus window through the glass moving mechanism; the photoelectric sensor and the raindrop sensor are connected with the MCU module; the MCU module, the signal processing circuit, the switch control circuit and the motor unit are connected insequence; the motor current detection circuit is connected with the MCU module; and the MCU module is connected with the motor unit through the motor driving circuit.