35results about How to "Reduce visual blind spots" patented technology

The invention relates to the technical field of automobile electronics and provides a back-up image system with a camera adjustable in angle. The back-up image system mainly comprises a back-up imagecontrol unit, a steering wheel rotating angle sensor, a speed sensor, a gradient sensor, a horizontal adjusting motor, a vertical adjusting motor, a transmission device, the camera, a control panel and a display unit. The back-up image control unit can automatically adjust the heading angle and pitch angle of the camera according to signals detected by the steering wheel rotating angle sensor, thespeed sensor and the gradient sensor, and the heading angle and the pitch angle can also be adjusted manually through the control panel. According to the system, the angle of the camera can be adjusted automatically or manually, a visual blind area of the inner side of a curve during back-up and steering can be reduced, the viewing range of the camera when a car backs up to climb a slope can be enlarged, and the back-up safety is improved. Meanwhile, under a special condition, the system can also be used for observing the scene behind the car and is convenient and practical.

The invention discloses an encoded tag, a navigation method and a map. The encoded tag contains an identifiable code; the encoded tag is an encoded locating tag or an encoded navigation tag; the code uses one or more than one of capital and small letters, numbers, colors, symbols, languages and characters, flat images, curved surface images and stereo images; the encoded tag is deployed at an actual physical location, and a location on the map is correspondingly marked. According to the encoded tag, the navigation method and the map that are provided by the invention, a real object with the encoded tag in a real scene is used for guiding advance, therefore, the possibility that an advancer lowers a head to watch a screen of navigation equipment is reduced, or visual dead zones in advancing are reduced. Meanwhile, the invention also provides an optimal deployment method of the encoded tag in the real scene, so that the advancing of a partial section even a whole course is completed based on the deployment method without a support of navigation software / the map between specific roads / road sections in an advancing process under the condition that a locating signal is weak or no locating signal exists.

The invention discloses a control method for head lights of an automobile. The control method comprises the following steps: 1, collecting current external environment light intensity, and turning on the head lights under the condition that the external environment light intensity is lower than preset environment light intensity; 2, collecting a current distance value S between an obstacle in front of the automobile and the automobile, turning on full-beam headlights of the head lights under a condition that the distance value is greater than preset distance, and turning on dipped headlights of the head lights under the condition that the distance value is less than the preset distance; and 3, collecting a current steering wheel angle value gamma, a current running speed value v and a yaw velocity omega of the automobile, and calculating to obtain a rotation angle theta1 of rotation of the full-beam headlights or dipped headlights of the head lights in a horizontal direction by use of a following formula, wherein the initial orientation of the full-beam headlights or dipped headlights is the same as the length direction of an automobile body, v' is equal to cos(gamma / N), and theta 1 is equal to 90*S*omega / (pi*v'). The control method for the head lights of the automobile is capable of being used for solving the problem that illumination angle adjustment cannot be realized since the head lights easily generate blind zones in the prior art.

The invention relates to the technical field of lamplight treatment and discloses a transportation tool and a light ray control device and method thereof so as to reduce strength of light rays entering the sight of a driver in the transportation tool. The light ray control device of the transportation tool comprises a distance detecting unit and a controllable polarization unit; in the opposite-direction travelling process of the transportation tool, the distance detecting unit detects the distance between a transportation tool of the coming direction and the transportation tool where the distance detecting unit is located; when the distance is within a preset range, the controllable polarization unit conducts polarization treatment on the light rays to enable strength of the light rays to be weakened; and otherwise, the controllable polarization unit stops conducting polarization treatment on the light rays. The transportation tool comprises the light ray control device of the transportation tool. The light ray control method of the transportation tool is applied to the light ray control device of the transportation tool. The light ray control device of the transportation tool is applied to the technical field of lamplight treatment.

The invention relates to an intelligent control device of automobile electric rear-vision mirror that comprises master control module, left rear-vision mirror driving module, right rear-vision mirror driving module. The intelligent control device possesses CAN bus interface which can blend with current CAN bus system, and the interface protocol with CAN bus can be changed to increase the flexibility and versatility greatly. The electric rear-vision mirror intelligent control device can adjust the angle of rear-vision mirror len automatically based on the bus signals of turning left, turning right, recovery in rectilinear path, driven backward, stopping driven backward sent by CAN bus, and eliminate the visual blind area of driver. The electric rear-vision mirror intelligent control device uses LIN bus to accomplish the control of electric rear-vision mirror, it decrease the cost.

The invention relates to a vehicle device for external viewing which comprises a car body, a right rearview mirror and a left rearview mirror, a camera, a display and a control module, at least a backward camera which is needed to be arranged on the external of the car body; at least a display is needed to be arranged on the interior of the car body; the camera and the display are connected with the control module by a lead. When a vehicle is under normal running state, the display, by the control of the control module, can show the images at the right, left and back sides of the vehicle; the invention has the advantages of large viewing angle, no distortion of the images of rear scenes, small blind areas, concentrated observation points, night viewing functions and minimum dependence on external environment.

The invention discloses a method and device for drawing a panoramic thermodynamic diagram, and relates to the technical field of computers. The specific embodiment of the method comprises the steps ofobtaining a panorama of a scene and a plurality of single-view thermodynamic diagrams; extracting thermodynamic data of the target area from the plurality of single-view thermodynamic diagrams; and mapping the thermodynamic data of the target area to a corresponding area of the target area in the panorama to obtain the panorama thermodynamic diagram. According to the embodiment, the thermodynamicdata of the scene can be displayed in a three-dimensional manner; visual blind area reduction.

The invention discloses a road condition information display device and method and a vehicle. The device comprises a road condition information sensing module, a processing module and a road condition information display module which are arranged on a target vehicle, wherein the road condition information sensing module and the road condition information display module are both connected with the processing module; the road condition information sensing module is used for sensing the road condition around the target vehicle and sending the sensed sensing data to the processing module; the processing module is used for determining road condition information around the target vehicle according to the sensing data and sending the road condition information to the road condition information display module; the road condition information display module is outwards arranged on the outer side of the target vehicle and used for displaying the road condition information to surrounding vehicles, so that the visual blind areas of the surrounding vehicles are reduced, and the occurrence rate of traffic accidents caused by the visual blind areas can be effectively reduced.

The invention relates to material sorting equipment using multiple camera imaging modules and a material sorting method. The material sorting equipment using the multiple camera imaging modules comprises a feeding mechanism, imaging systems, a removing device and receiving devices, wherein the feeding mechanism, the imaging systems and the removing device are sequentially arranged in the moving direction of materials; and the receiving devices are used for receiving the materials. The imaging systems comprise the first imaging system arranged on the front face of a material operation path and the second imaging system arranged on the back face of the material operation path. After the materials break away from the feeding mechanism, the imaging systems are used for collecting material images, the obtained material images are treated by an image treatment system, and accordingly qualified materials and unqualified materials can be judged. Then, a control system is used for controlling the removing device to get rid of the unqualified materials, the removed materials fall into the second receiving device, and qualified products fall into the first receiving device so that the materials can be sorted. By means of the material sorting equipment using the multiple camera imaging modules and the material sorting method, sorting accuracy of the material sorting equipment can be improved obviously. Compared with material sorting equipment in the prior art, the material sorting equipment using the multiple camera imaging modules is faster and more convenient and efficient.

The invention relates to the field of automotive electronics, and provides a vehicle panoramic looking-around method, system and device and a computer readable storage medium so as to reduce blind areas or increase shooting of a visible area around a vehicle body. The method comprises the following steps: six cameras arranged on the vehicle body respectively collect images of respective visible areas, the six cameras comprise a first camera arranged on a front windshield of the vehicle and close to the upper edge, a second camera arranged on the left side of the vehicle, a third camera arranged on the right side of the vehicle, a fourth camera arranged on a rear windshield of the vehicle and close to the upper edge, a fifth camera arranged near a vehicle logo of the vehicle, and a sixth camera is arranged near a rear license plate of the vehicle; after receiving the images acquired by the six cameras, a central processing unit splices the images acquired by the six cameras into a panoramic image around the vehicle; and a vehicle-mounted display displays the panoramic image spliced by the central processing unit. According to the technical scheme, the driving safety degree is improved.

The invention belongs to the field of image processing and power transmission line monitoring, and relates to a power transmission line external damage prevention method based on image processing andbinocular stereo distance measurement. The power transmission line external damage prevention method comprises the steps: obtaining all power transmission lines in a background image based on a Houghstraight line detection method; identifying the lazy arm based on a moving target detection method, and obtaining the lazy arm; obtaining a real distance between the power transmission line and the suspension arm based on binocular stereo distance measurement; and selecting a corresponding alarm level to give an alarm according to the distance. Accurate alarm can be realized, and the real-time performance of intrusion alarm of the power transmission line can be effectively enhanced. According to the method based on binocular stereo distance measurement provided by the invention, a visual blindarea without a distance measurement method is reduced, and the alarm accuracy is improved.

The embodiment of the invention provides a construction method for inwards moving a retaining wall of a metro station. The method comprises the steps of embedding reinforcing steel bars of the retaining wall in one side, close to a foundation pit, of a top beam before pouring the top beam; pouring the top beam; arranging a monitoring point protecting device at a monitoring point on the top beam; and constructing the retaining wall. With the adoption of the method, the process of cleaning earth on the top beam is reduced; the convenience of monitoring of the monitoring point on the top beam isensured; accurate and reliable monitoring data are provided to excavate the foundation pit; and meanwhile, the distance from an excavator and the foundation pit can be reduced, so that the effective excavation depth of the excavator can be further increased, and a sightline dead zone of an excavator operator can be reduced.

The invention discloses an industrial visual monitor, which comprises a fixed plate, a camera is installed on the front surface of the fixed plate through a mounting seat, two symmetrically arranged arc-shaped grooves are arranged on the side of the fixed plate, and the arc-shaped The inside of the groove is provided with an adjustment device, the side of the support plate of the adjustment device is provided with a fixed sleeve, the upper end of the side of the fixed sleeve is provided with a fastening knob, and the inside of the fixed sleeve is provided with a lighting lamp, the fixed sleeve The middle part of the rear surface of the plate is provided with a fixed shaft, and the side of the fixed shaft is provided with two movable socket connecting plates. The storage tank is provided with a PLC controller inside. The industrial visual monitor has a simple structure and is convenient to fix. It can adjust the lighting lamp at multiple angles, and can adjust the distance between the lighting lamp and the camera, effectively reducing visual blind spots, simple operation, practical and convenient.

The invention discloses intelligent equipment protective glass defect detection equipment which comprises an industrial personal computer (1), a linear motion part (2), a backlight source part (3), adisplay part (4), a camera adjusting part (5), a protective shell (6), a cabinet (7) and an electrical mounting plate (8), wherein the camera adjusting part (5) can realize position adjustment of a camera in X-axis, Y-axis and Z-axis directions, a single camera adjusting assembly (9) can achieve posture adjustment of the camera in the X-axis direction and the Z-axis direction, that is, the cameraadjusting assembly (5) has the function of adjusting a line-scan digital camera (17) with five degrees of freedom. According to the invention, the accuracy of camera height adjustment is ensured, theabsolute value adjustment of the height is realized, and the optimal focusing effect of the camera can be ensured only by adjusting the scale indication value of a height adjusting block to the actualthickness of the glass.

The invention belongs to the technical field of machine vision and discloses an industrial camera pose adjusting device comprising a support plate, a gear shaft, a driving bevel gear and a four-axis adjusting mechanism. The gear shaft is installed on the support plate and is provided with the driving bevel gear. The four-axis adjusting mechanism comprises a driven bevel gear, a ballscrew mechanism and a three-axis rotation adjusting mechanism. The three-axis rotation adjusting mechanism comprises a rotation shaft support, a first rotation joint, a second rotation joint and a third rotation joint. The device can make the industrial camera realize the adjustment of four degrees of freedom through the bevel gear drive mechanism, the ballscrew mechanism and the three-axis rotation adjustment mechanism, the adjustment is convenient and flexible, the industrial camera has a large adjustment range, and the three-axis rotation adjustment device can adjust the three-degree-of-freedom rotation of the industrial camera to meet the needs of the optimal attitude adjustment of the industrial camera in the multi-vision.

The invention relates to a rotatable and foldable automobile A-column device without a blind area. The rotatable and foldable automobile A-column device comprises a rotating shaft, a rotating shaft sleeve, fixed supports, fixed columns and rotary columns, wherein the outer part of the rotating shaft is provided with the rotating shaft sleeve through a bearing; the rotating shaft sleeve is arranged on a frame main body through the fixed supports; and each of two sides of a windshield is provided with one of the fixed columns. The rotatable and foldable automobile A-column device has the advantages that the existing automobile A-column is divided into the very narrow fixed columns and the rotary columns both playing a strengthening role, and the rotary columns are rotated to a door body of a front automobile door, so that the view field is widened, the visual blind area is reduced, and potential safety hazards are avoided to a certain extent.

The invention discloses a special chassis for a low-floor wide-field-of-view sanitation truck. The special chassis comprises a cab, a frame, a front axle, a rear axle, a front suspension system and a rear suspension system; the frame is a closed truss structure formed by connecting a crossbeam and a longitudinal beam, the frame stretches across above the front suspension system and the rear suspension system, the lower ends of the front suspension system and the rear suspension system are respectively connected to the front axle and the rear axle, and the upper ends of the front suspension system and the rear suspension system are fixed to the chassis frame; the cab is fixed on the front part of the frame, the front end of the front axle is provided with a cab door, the cab door is made of a piece of landing high-strength transparent glass, a windshield of the cab adopts a large-area wide-field-of-view windshield similar to that of a bus, and a primary step of the cab stays on the same plane with a floor in the cab. By adopting the special chassis for the low-floor wide-field-of-view sanitation truck, the problems that people are inconvenient to get into and out of the cab due to the long distance from the sanitation truck to the ground and the traveling stability is poor and the field of view of the cab is not wide due to the high center of gravity of the vehicle can be solved.

The invention discloses a multi-laser-ray rapid detection method. The method comprises the following steps: taking a platform where a detected object is located as a reference surface, and erecting abinocular stereo camera module group above the reference surface, wherein the positions of the binocular stereo camera and a linear laser emitter are kept relatively fixed; performing three-dimensional correction; and obtaining left and right view parallax according to line laser matching point pairs, and calculating to obtain three-dimensional information; calibrating a pose relationship of theplurality of binocular stereo cameras, and converting the coordinate into the same coordinate system through an RT relationship; and fusing real-time pose data at the same moment according to a calibration result, calculating a three-dimensional position of each coordinate system of the corresponding calibration object, and solving the pose relationship between the binocular stereo cameras to obtain complete three-dimensional data. In the invention, depth images of the measured object are synchronously acquired through cooperative work and a time sequence, and the three-dimensional coordinatesand attitude information of the measured object are calculated by using a calibration and data fusion method so that rapid detection output can be realized, visual blind areas are reduced, and precision is higher.

The invention discloses a novel electric bicycle rearview mirror which comprises a lens, a mirror shell, a connector and a supporting rod. The supporting rod is connected with the mirror shell through the connector, and the lens is embedded in the mirror shell, is made from glass and is provided with a large-view area; and the curvature radius of the large-view area is smaller than that of the lens, the diameter of the large-view area is 55-70 mm, and the curvature radius of the large-view area is 550-850 mm. According to the novel electric bicycle rearview mirror, by adopting the large-view area on the lens, the view of a rider is broadened, the visual dead zone is reduced, and the safety is improved; and the mirror shell, the connector and the supporting rod are integrally molded, and therefore the rearview mirror is firmer, not prone to being damaged after being collided and is prolonged in service life, and the integrally molded structure is attractive.

The invention provides a human eye recognition device. The human eye recognition device comprises a driving motor and an output scanning control program. The driving motor is arranged in a trim panel on a windscreen. A single chip microcomputer is connected to the control end of the driving motor. The output scanning control program controls the driving motor to scan the face of a driver in a driver's seat. The output end of the driving motor is connected with an infrared camera through a 360-degree coupler. An output signal of the infrared camera is sent to an image recognition module. The image recognition module recognizes an infrared image shot by the infrared camera and selects eye positions according to infrared features of eyes. A controller is connected to the image recognition module and the single chip microcomputer and calculates accurate positions of the eyes of the driver according to position information output by the single chip microcomputer and the eye positions in the image recognition module.

A rotatable and foldable automobile A-pillar device without a blind area. The device comprises a rotating shaft (5), a rotating shaft sleeve (3), fixing brackets (4), fixing pillars (8), and rotating pillars (2), the rotating shaft sleeve (3) being mounted outside of the rotating shaft (5) by means of a bearing (9), the rotating shaft sleeve (3) being mounted on a vehicle frame body by means of the fixing brackets (4), and each of the two sides of a windshield (7) being mounted with one of the fixing pillars (8) respectively. This invention divides the existing automobile A-pillar into the fixing pillars (8) having very narrow width and the rotating pillars (2) playing a strengthening role, and during a low-speed driving, the rotating pillars (2) are rotated onto a door body (1) of a front door, increasing the field of view, decreasing the visual blind area, preventing the security risks to a certain extent.

The invention relates to a cabinet door and a monitoring system, and the cabinet door comprises: a transparent panel which covers the surface of a target region of a cabinet body; a horizontal frame which is clamped to the upper edge and the lower edge of the transparent panel through first necks, wherein in the vertical frame, a first clamping plate abuts against the side face of the transparentpanel and the inner surface of a second side wall, the first clamping plate extends to form a second clamping plate, and the second clamping plate abuts against the outer surface of the transparent panel and the end face of the first side wall; an abutting plate which is fixedly connected with the first clamping plate, abuts against the end face of the second side wall and extends along the outersurface of the second side wall to form a third clamping plate, and the third clamping plate abuts against the outer surface of the second side wall; and a first connecting piece which is connected with the horizontal frame and the vertical frame. According to the cabinet door, stable connection of the vertical frame and the horizontal frame is achieved, the stability is improved, the connecting pieces are simplified, the dustproof performance is improved, and the visual blind area is reduced.

The invention provides an on-site monitoring device for bidding and tendering, and relates to the technical field of monitoring devices. A supporting plate is fixedly connected to the middle of the front end face of the L-shaped fixing plate, and a reciprocating driving piece is arranged on the upper portion of the L-shaped fixing plate. A reciprocating motion part is arranged on the upper end face of the supporting plate, and a monitoring camera body is installed on the upper portion of the reciprocating motion part. Through the cooperation of the reciprocating driving part and the reciprocating moving part, the visual blind area of the monitoring camera main body can be reduced, and the monitoring effect of the monitoring device is improved; and through cooperation of a water absorption mechanism, a cooling pipe fitting, a driving disc and a fixed rack, the interior of the monitoring camera main body is effectively cooled without power loss, so that the energy-saving performance is improved, and the problems that an existing monitoring device is installed at a fixed position, so that a visual blind area exists, and the monitoring effect is poor are solved. And a heat dissipation fan in an existing monitoring device needs to consume a power supply, so that the energy-saving performance is reduced.

The invention discloses a control method for head lights of an automobile. The control method comprises the following steps: 1, collecting current external environment light intensity, and turning on the head lights under the condition that the external environment light intensity is lower than preset environment light intensity; 2, collecting a current distance value S between an obstacle in front of the automobile and the automobile, turning on full-beam headlights of the head lights under a condition that the distance value is greater than preset distance, and turning on dipped headlights of the head lights under the condition that the distance value is less than the preset distance; and 3, collecting a current steering wheel angle value gamma, a current running speed value v and a yaw velocity omega of the automobile, and calculating to obtain a rotation angle theta1 of rotation of the full-beam headlights or dipped headlights of the head lights in a horizontal direction by use of a following formula, wherein the initial orientation of the full-beam headlights or dipped headlights is the same as the length direction of an automobile body, v' is equal to cos(gamma / N), and theta 1 is equal to 90*S*omega / (pi*v'). The control method for the head lights of the automobile is capable of being used for solving the problem that illumination angle adjustment cannot be realized since the head lights easily generate blind zones in the prior art.

The invention discloses a semi-trailer rearview mirror device with a turning follow-up function, comprising a lower base and an upper base, a hollow tube is connected and fixed between the lower base and the upper base, and a long slot hole is opened along the direction of the central axis on the fixed hollow tube , the outer wall of the fixed hollow tube is sequentially sleeved with the rotating grooved tube and the secondary mirror surface of the rearview mirror from top to bottom, the rotating grooved tube is fixedly connected to the main mirror surface of the rearview mirror, the inner wall of the rotating grooved tube is rotatably connected to a cylindrical pin, and the cylindrical pin passes through the long slotted hole Connect the rotation control structure, the bottom of the rotation control structure is connected to the steel wire rope that controls the rotation, and the wire rope stays through the fixed hollow tube to connect to the traction device; the main mirror can follow the rotation of the vehicle to reduce the visual blind spot; when the vehicle completes the turn, it will recover In normal driving state, the main mirror returns to the original state; the rearview mirror device of the present invention also has the characteristics of simple structure, high reliability, and can meet the user's needs for rotating the rearview mirror at different angles during the turning process.

An embodiment of the present invention provides a construction method for internally moving a retaining wall of a subway station. The method includes: before pouring the crown beam, pre-embedding reinforcement bars for the retaining wall on the side of the crown beam close to the foundation pit; pouring; setting a monitoring point protection device at the monitoring point on the crown beam; and carrying out retaining wall construction. The method provided by the invention can reduce the process of cleaning the earthwork on the crown beam, facilitate the monitoring of the monitoring points on the crown beam, provide accurate and reliable monitoring data for the excavation of the foundation pit, and at the same time reduce the distance between the excavator and the foundation pit. The distance further increases the effective excavation depth of the excavator and reduces the visual blind spot of the excavator driver.