9results about How to "Splicing speed is fast" patented technology

The invention is suitable for the technical field of image processing, and provides a microsphere image splicing method and device, terminal equipment and a computer program product, and the method comprises the steps: carrying out the superposition of channel images collected at the same position of a microsphere in each channel of a specified round, and obtaining a microsphere small image corresponding to each position; the two microsphere small graphs at any adjacent positions have an overlapping region with a set proportion; on the basis of a preset sequence and the overlapping areas, splicing the microsphere small images in sequence to obtain a complete image corresponding to a specified round; after each time of splicing is completed, recording the reference position of the spliced small image in the new canvas after each time of splicing is completed; and on the basis of the reference position of each microsphere small image in the complete image, splicing the channel images of different positions of each channel of each round to obtain a composite image of each channel of each round. According to the invention, high-precision and high-efficiency alignment of cross-round and multi-channel panoramic images can be realized, and error propagation can be effectively inhibited.

The utility model relates to the technical field of rubber pipe splicing, in particular to an automobile rubber pipe splicing tool which comprises a table top, a splicing piece containing tool fixedly installed on the table top, a clamping mechanism for clamping splicing pieces and a pushing mechanism for pushing rubber pipes to be inserted into the splicing pieces. The pushing mechanism comprises a containing block installed on the table top in a sliding mode, a pushing rod fixedly connected with the containing block, a hinge rod hinged to the pushing rod, a handle hinged to the other end of the hinge rod and a fixing assembly for fixing a rubber pipe on the containing block. According to the splicing tool for the rubber pipe for the automobile, the pushing mechanism is arranged, the rubber pipe is fixed while the handle pushes the rubber pipe to be close to and inserted into the splicing piece, it is guaranteed that the rubber pipe can be stably inserted into the splicing piece, and therefore the splicing speed of the rubber pipe is increased.

The anti-falling net capable of being quickly spliced for bridge construction comprises a woven net located inside and an outer enclosure located outside, the edge of the woven net and the outer enclosure are wound and bundled together, hooks are fixedly connected to a plurality of joints of the outer enclosure, and the hooks are connected with the woven net through bolts. The notch of the hook is movably connected with a spring buckle, and the spring buckle can only be pressed inwards. The anti-falling net has the advantages that the anti-falling net is high in deploying and splicing speed and safer, the hook is similar to a climbing hook, the spring buckle is pressed, the hook can be hung on a steel cable, then the spring buckle is reset, the self-weight pin falls down due to the self weight, the end of the self-weight pin abuts against the inner side of the spring buckle, the spring buckle can be effectively prevented from being opened accidentally, one more insurance is provided, and meanwhile the damping rotating ring is designed. The silica gel sleeve is sleeved on the lower portion of the hook and made of silica gel materials, and the surface is divided into a first green layer and a second red layer. During construction, inspection personnel quickly check hidden dangers by observing the color of the swivel (green is in a safe state).

The utility model discloses a kind of slope protection net for hydraulic engineering, apply in slope protection net field, including guard net, the both sides of guard net are provided with first fixed plate, the top of first fixed plate is provided with second fixed plate;The utility model is equipped with first fixed plate on the both sides of guard net, when two guard nets are spliced and fixed, only need to place two guard nets on first fixed plate through clamping teeth and be stuck, then second fixed plate is pressed on first fixed plate and is fixed using connecting bolt and connecting nut, without using steel wire to tighten, improve the speed of splicing, reduce the degree of tiredness, by being equipped with rotating sleeve on chuck, rotating sleeve is rotatably connected with expansion bolt in its inside, after expansion bolt is inserted into side slope, limit block is placed into the middle of four clamping blocks on chuck, using limit cap limit, limit block and side slope can be fixed together, improve the stability of guard net and side slope fixation.

The invention discloses an image splicing method based on grating scale encoder positioning and weight fusion, and belongs to the field of image processing. The method comprises a system calibration stage and a real-time splicing stage, wherein the system calibration stage comprises calibration data acquisition, camera pose calculation and mapping relation establishment; the real-time splicing stage comprises workpiece image acquisition, real-time coordinate mapping, image relative displacement calculation, weight accumulation to a global buffer area, judgment of processing states of all sub-images and normalized fusion output. The splicing process is completely independent of matching of image features, that is, the image content is not required, the splicing speed is high, and the real-time performance is high. A direct mapping relation between encoder readings and camera world poses is established through global motion calibration, and each sub-image is positioned based on absolute coordinates. No accumulated error exists, and the precision of the global image can be ensured. As long as the mechanical structure is kept stable, one-time calibration can be achieved, and then the calibration data can be used for multiple times of jigsaw puzzle in the follow-up process.

The utility model relates to a floating type river channel water body ecological purification device which comprises a plurality of fixing plates, and two clamping plates are fixedly installed on the outer wall of the rear side and the outer wall of the left side of each fixing plate. According to the floating type river channel water body ecological purification device, by arranging a connecting mechanism and a clamping plate, firstly, the clamping plate is inserted into a corresponding clamping groove of a fixed plate, then a hand wheel is rotated, a two-way threaded rod on a bearing is driven by the hand wheel to stably rotate, and then a threaded movable block, a lifting plate and a limiting guide rod are arranged, so that the floating type river channel water body ecological purification device is achieved. The two lifting plates can stably move close to each other or away from each other according to the rotating direction of the two-way threaded rod, finally, the fixing insertion bolts are arranged, when the two lifting plates move close to each other, the fixing insertion bolts on the two lifting plates can be inserted into the clamping plates, then splicing work is completed, and therefore the design is simple in structure and convenient to use. And moreover, the splicing speed is high, and the covering efficiency of the purification device can be effectively improved.

The utility model discloses a light wallboard with heat insulation function relates to heat insulation wallboard technical field, including wallboard shell, the top of wallboard shell is seted up with heat insulation cavity, the inside fixed setting of heat insulation cavity has the heat insulation board, the both sides of heat insulation board left and right all are fixedly seted up with connecting mechanism. The utility model discloses the connecting block of two wallboard shell opposite side is pasted, and moves the connecting strip of one of connecting block bottom to the long groove of another connecting block top, makes two wallboard shell be in the same horizontal plane, and T -shaped block and plug -in rod go up, to compression spring compression, and move plug -in rod to the slot, to cool wallboard shell fixed, secondly, align the connecting groove in fixed block, adopt bolt fixed, can guarantee two wallboard shell connection's stability, and then has increased to wallboard shell splicing's speed, has reduced the possible of constructor muscle to appear tired, has guaranteed constructor's life safety.

This invention discloses a multi-view panoramic point cloud stitching method, comprising: jointly calibrating a binocular camera and a LiDAR using a calibration algorithm to align the coordinate systems; acquiring two-dimensional images using the binocular camera and performing distortion correction, generating a depth map based on disparity calculation, and reconstructing a three-dimensional point cloud using triangulation principles; performing deep learning object detection on the two-dimensional images, and filtering out the pole component region through non-maximum suppression; acquiring multi-view point cloud data using the LiDAR and performing point cloud segmentation processing, retaining a subset of the pole component point cloud; matching the two-dimensional pixel region of the pole component with the LiDAR point cloud projection results, and filtering point cloud data belonging to the pole component; employing an improved point cloud stitching algorithm to align and fuse the multi-view point clouds through initial registration and fine registration to generate a panoramic point cloud image. This invention reduces point cloud stitching processing time and improves the robustness, accuracy, and completeness of point cloud stitching.

The application discloses a prefabricated concrete wall, a prefabricated building and a construction method. The prefabricated concrete wall is provided with a prefabricated formwork at the top, a connecting groove is formed in the prefabricated formwork, and a protruding anchoring block is arranged at the bottom. Two rows of vertical steel bars are arranged in the prefabricated concrete wall. Each row of vertical steel bars comprises first vertical steel bars and second vertical steel bars which are arranged at intervals. The first vertical steel bars are arranged to protrude from the connecting groove at the top, and the second vertical steel bars are arranged to protrude from the bottom of the prefabricated concrete wall. Floor connecting end heads are arranged at the sides of the prefabricated concrete wall, and a plurality of horizontal steel bars are arranged in the floor connecting end heads. The prefabricated concrete wall does not need to be embedded with sleeves, and the process of embedding sleeves and sleeve grouting is avoided, so that the assembly efficiency of the prefabricated concrete wall is improved. The prefabricated building and the construction method adopt a non-sleeve splicing form, greatly reduce the splicing difficulty of prefabricated components, and improve the construction efficiency.