15results about How to "Precise positioning function" patented technology

The utility model provides a clamping mechanism with a pre-positioning function, which comprises a first pre-positioning mechanism, a second pre-positioning mechanism, a third pre-positioning mechanism, a clamping mechanism and a limiting assembly, and the first pre-positioning mechanism pushes a translation assembly through a first manual rod assembly; the second pre-positioning mechanism is matched with the first bolt through a bolt positioning seat and is matched with the second bolt through a sleeve of a pre-positioning bolt seat; the third pre-positioning mechanism pushes a third bolt through a second cylinder; two ends of a pressing rod of the clamping mechanism are respectively matched with the first bolt and the second bolt through pressing heads; according to the utility model, accurate pre-positioning is realized through the first pre-positioning mechanism, the second pre-positioning mechanism and the third pre-positioning mechanism, and accurate matching of components in processes of assembling, positioning, welding and the like is ensured; the stable positioning function is achieved through the bolt positioning base, the first bolt, the pre-positioning bolt base, the second bolt, the second air cylinder, the third bolt and other assemblies, the quality of the connecting technology is remarkably improved, and the uniformity of a welding seam and the stability of a connector are guaranteed.

The invention provides a transformer substation secondary equipment soft error fault simulation injection method and system, and belongs to the field of power system automation, and the method comprises the steps: carrying out chip particle effect modeling and simulation testing based on the Monte Carlo principle, carrying out the simulation analysis of the influence of particle radiation on a chip storage part, and obtaining a simulation result; soft error fault injection is carried out by changing data values of different memory units in combination with characteristics and rules of particle radiation effect analogue simulation, so that abnormal distribution, fault types and related statistical information of bottom-layer memory units are obtained, and behavior performance of secondary equipment during data displacement of different units of the memory is obtained; and carrying out influence analysis on failure waves and a fault range. The method can quickly, economically and effectively verify the function and performance of the secondary equipment under the condition of abnormal data displacement, scientifically assesses the actual harmfulness of the memory data fault of the secondary equipment of the transformer substation, and improves the safety and reliability of the secondary equipment of the transformer substation in actual application.

The utility model provides wearable fitness positioning equipment, which relates to the technical field of fitness equipment and comprises a main body and a working mechanism, the upper end of the main body is fixedly connected with the working mechanism, and the working mechanism comprises a basic component, an auxiliary component, a positioning component, a motion power generation component and a heat dissipation component. By integrating the basic assembly, the auxiliary assembly, the positioning assembly, the exercise power generation assembly and the heat dissipation assembly, multiple functions such as exercise data monitoring, health index detection, accurate positioning navigation, self-power generation and effective heat dissipation are achieved, and through combination of the functions, the performance of the equipment is optimized, and the fitness experience of a user is improved; by means of the self-power-generation function of the motion power generation assembly, the cruising ability of the equipment is remarkably prolonged by converting motion kinetic energy of a user into electric energy, in addition, the safety of outdoor sports is guaranteed through the precise positioning and navigation functions, and the stability and reliability of the equipment in various environments are guaranteed through the efficient heat dissipation design.

This invention relates to the field of marine engineering equipment technology, specifically disclosing a segmented docking device and method for an offshore booster station, comprising: an upper section and a lower section. The lower section has an adjustment mechanism at its top, which includes a vertical adjustment structure and a horizontal adjustment structure. The vertical adjustment structure includes a mounting plate, a hydraulic jack, and a feedback plate. The mounting plate is connected to the top of the lower section by positioning bolts, and the hydraulic jack is connected to the top of the mounting plate by positioning bolts. The feedback plate is located above the hydraulic jack and on one side of the upper section. The horizontal adjustment structure includes a vertical plate, a drive motor, and a second feedback plate. The vertical plate is located on top of the mounting plate, and the drive motor is located on the side of the vertical plate opposite to the hydraulic jack. This device can improve the segmented docking accuracy, accelerate the construction progress, effectively control welding deformation, and ensure construction safety.

The invention provides a single-coordinate positioning method and device based on UWB and a nine-axis gyroscope. A positioning base point with reference coordinates of a preset coordinate system is arranged in a positioning space. The method comprises the following steps: firstly, accurately acquiring distance information between a positioning base point and a positioned point by using a UWB technology, and calculating attitude information of the positioned point in a preset coordinate system according to key parameters of a gyroscope of the positioned point; and locking the spherical surface of the positioned point by means of the distance information, fusing the attitude information to determine the relative coordinate of the positioned point on the spherical surface relative to the positioning base point, and finally superposing the relative coordinate and the reference coordinate to obtain the absolute coordinate. According to the method, UWB distance measurement and nine-axis gyroscope navigation are ingeniously fused, and more than four base stations required by traditional three-dimensional positioning are reduced to one base station. The method greatly reduces the cost and construction difficulty, plays an important role in the fields of safety monitoring and the like, can efficiently and accurately position a target, meets the multi-scene positioning requirements, powerfully pushes the development of a positioning technology, and provides reliable positioning support for related applications.

The invention relates to the technical field of optical detection, and particularly discloses reagent disc detection equipment, which comprises an equipment main body, an in-out bin assembly, a light emitting assembly, a reagent disc, a light splitting module and a magnetic mounting assembly, the in-and-out bin assembly comprises a limiting structure, an in-and-out bin supporting frame, a position sensor and a driving assembly. The in-and-out bin supporting frame comprises a fixing frame, a limiting rod and a stepping toothed rod. The stepping toothed bar is used for being meshed with a stepping motor so as to drive the in-out bin supporting frame to stretch out and draw back under the action of the stepping motor, and the stepping motor is connected with the equipment body. The position sensor is connected with the equipment body, the driving assembly is used for being connected with the magnetic installation assembly, the magnetic installation assembly comprises a magnetic installation base and a reagent disc, and the magnetic installation base is used for installing the reagent disc; the light-emitting assembly and the light splitting module are respectively connected with the equipment main body, and the light splitting module is used for receiving light rays which are emitted by the light-emitting assembly and pass through the reagent disc, and is also used for splitting the received light rays to external detection equipment.

The utility model discloses a connecting device with positioning and locking functions, which adopts a movable plate and a fixed plate matched with the movable plate, an expansion mandrel assembly and a locking oil cylinder assembly are arranged on the movable plate, and a positioning sleeve corresponding to the expansion mandrel assembly and a locking sleeve corresponding to the locking oil cylinder assembly are arranged on the fixed plate. The positioning and locking device has multiple functions and realizes accurate positioning and locking functions; hydraulic driving is achieved, and automation is easy; as a platform, a mounting structure platform is built for optimizing pipeline layout and beautifying field arrangement; field management and maintenance are facilitated, and cost reduction and benefit increase are realized; and due to centralized management, the labor intensity of technical workers is reduced.

A main body tube is provided with an axially through catheter inner cavity, an optical fiber body comprises at least one optical fiber core, the optical fiber body is arranged in the axial direction of the main body tube, the optical fiber body is used for generating image data after shape demodulation, and the image data is configured to be readable in an image display device. According to the microcatheter and the catheter system, the microcatheter is combined with the inventive concept that the optical fiber technology is used for navigation and positioning, the optical fiber is added into the microcatheter to achieve the more accurate positioning function, the optical fiber is used for sensing the position distribution of the microcatheter in the three-dimensional space, a three-dimensional image is formed, and the view field is widened. Therefore, the problem of sight blocking in the operation can be effectively solved, and clinicians can judge and operate conveniently. The application of the optical fiber technology in the micro-catheter can solve the technical problems that the existing clinical radiation medical imaging technology is large in radiation damage, and the two-dimensional imaging is not favorable for judging the position of the catheter.

The invention discloses a pressure bearing test tool for a thin-wall aluminum profile frame, and belongs to the technical field of detection of thin-wall aluminum profile frames. The device comprises a measuring table base, a lower supporting guide rail is arranged in the measuring table base, the two ends of the top of the lower supporting guide rail are symmetrically and slidably sleeved with clamping mechanisms, and a lower extrusion mechanism is arranged between the clamping mechanisms; through cooperation of the clamping mechanism and the lower extrusion mechanism, stable clamping and preliminary limiting of the thin-wall aluminum profile frame in the testing table base are achieved, it is guaranteed that the position is accurate in the testing process, multiple parts cooperate to conduct synchronous extrusion testing on multiple areas of the frame, and the testing supervision system judges the detection result through comparison of the pressure bearing coefficient and the preset value; the generated signals are fed back to the control panel, different levels of signals are generated according to abnormity, parameters are provided, detection data are sent to a cloud database to be stored, traceability is achieved, and the pre-stored parameters provide references for comparison and analysis.

The utility model discloses a safe burglary -resisting door relates to the technical field of burglary -resisting door, the utility model discloses a burglary -resisting door body and the through groove : burglary -resisting door body is provided with the drawer groove corresponding with the through groove position, including: first slide rail, set up on the burglary -resisting door body, the number is two. The utility model discloses through the unique X type connecting mechanism and the coordination of many slide rail systems, forms stable load -bearing platform and line of sight shelter barrier when unfolding, effectively solved the privacy disclosure problem of traditional delivery mode, adopt the innovative embedded folding structure, through the accurate first slide rail, second slide rail and third slide rail system, make first board can be completely flush with burglary -resisting door body when closing, completely solved the problem of traditional external hanging type delivery device protruding door body, influence the beautiful problem, through the cooperation of T type guide slot and gyro wheel sliding block has guaranteed the smooth of sliding process, and the reinforcing rib and bearing design of X type connecting mechanism have effectively enhanced the structural strength.

The present application relates to the technical field of personnel positioning, and discloses a personnel positioning card and a method for using the same, wherein the positioning card comprises an electronic work ticket interaction module, a planned positioning mode switching module, a real-time positioning mode switching module, a satellite positioning module, an RTK positioning module, an UWB positioning module, a Bluetooth positioning module and a communication bus, and the satellite positioning module, the RTK positioning module, the UWB positioning module, the Bluetooth positioning module, the electronic work ticket interaction module and the positioning mode switching module are all communicatively connected with the communication bus. The method for using the same corresponds to the positioning card. The present application optimizes outdoor positioning through a satellite positioning module and an RTK positioning module, optimizes indoor positioning through a UWB positioning module and a Bluetooth positioning module, and realizes connection with a user's existing equipment through an electronic work ticket interaction module, realizes seamless switching of indoor and outdoor positioning under the control of a positioning mode switching instruction, improves positioning accuracy, and ensures accurate and stable positioning functions in complex and changing environments.

The utility model relates to an alarm lamp housing which comprises a housing body with a containing cavity, an opening is formed in one end of the housing body, a column sleeve used for being connected with a connecting rod is arranged at the other end of the housing body, guide grooves are formed in the two sides of the inner wall of the containing cavity in an opposite mode, and positioning columns are arranged at the bottoms of the guide grooves. And the guide groove is of a trapezoidal structure with a wide upper part and a narrow lower part. According to the utility model, the guide grooves are matched with the positioning columns, so that accurate guiding and positioning functions are provided for the installation of the lampshade. When the lampshade is close to the housing, the guide grooves and the corresponding guide blocks on the lampshade are matched and guided, and meanwhile, the positioning columns are automatically embedded into the positioning holes in the lampshade, so that the lampshade can be guided to be quickly and accurately aligned to the mounting position, the time and manpower required for aligning the mounting holes are greatly reduced, and single-person operation becomes possible; and the assembly efficiency is greatly improved.

The utility model relates to the technical field of object material packaging, in particular to a packaging film and belt unwrapping machine. According to the technical scheme, the packaging film and tape unwrapping machine comprises a tray, a winding rod, a rotating base and spike teeth, the tray and the winding rod are rotationally installed above the rotating base, a limiting groove is formed in the tray, a protruding block is arranged at the bottom end of the interior of the limiting groove, and a check block is installed at the position, located at an opening of the limiting groove, of the tray; a magnetic rod is rotatably mounted in the winding rod, a rotating motor is mounted at the top end of the winding rod, the rotating motor is in transmission connection with the winding rod, and spike teeth are movably inserted into the winding rod. The device has the advantages of automatic operation, high stability and accuracy, space saving, magnetic control technology and the like, and the efficiency and the quality of a packaging production line can be improved.

The invention belongs to the technical field of metal material nondestructive testing, and particularly relates to a metal material stress damage intelligent scanning detection system based on a weak magnetic method. According to the invention, full-automatic precise nondestructive intelligent detection can be carried out on metal stress damage under various complex working conditions, and full-automatic intelligent scanning detection can be carried out on metal equipment according to different detection environments. Based on a weak magnetic detection principle and in combination with intelligent control of a single-chip microcomputer on electronic chips such as a magnetic sensor and an infrared sensor, the metal material stress damage intelligent scanning detection system based on the weak magnetic method is designed.

The utility model discloses a movie projector support which comprises a fixing block, a first U-shaped frame is fixedly installed at the bottom of the fixing block, a first supporting leg is hinged to the inner side wall of the first U-shaped frame through a damping rotating shaft, synchronous opening and closing assemblies are arranged on one side of the fixing block and one side of the first supporting leg respectively, and each synchronous opening and closing assembly comprises a round rod and a round block. The round rod is fixedly installed at the bottom of the fixing block, the round block is connected to the side wall of the round rod in a sliding mode, a second U-shaped frame is fixedly installed on the side wall of the round block, and a connecting rod is hinged to the inner side wall of the second U-shaped frame through a damping rotating shaft. According to the movie projector support, through the arrangement of the synchronous opening and closing assembly, the three supporting legs can be synchronously opened or closed so as to ensure that the angles of the three supporting legs can be completely consistent, the supporting effect of the three supporting legs can be improved accordingly, supporting is firm, the projection effect of a projector can be better, and the three supporting legs can be rapidly stored after being used; and the use effect is better.