55 results about "Environmental structure" patented technology

The invention discloses an indoor unknown structure identification method based on laser scanning. The method comprises the following steps of designing a data structure of laser scanning data, and determining a global map coordinate system used in the scanning process; adopting a laser rangefinder to obtain laser scanning data, calculating the distance between scanning points with adjacent angles, and performing denoising pretreatment, generating a scanning contour of the indoor structure; saving the global coordinates of various points in the scanning contour into a database, and establishing a three-dimensional environmental point cloud by combining height sensor information; and according to the scanning contour and the environmental point cloud, identifying an indoor unknown environmental structure and barrier information. The method provided by the invention is complete in structure and real-time in data processing, and has strong adaptability and expandability.

A display mount assembly, including a supporting member that engages to an environmental structure at a first end, a display interface coupled to a flat panel display device and a supporting member interface between the supporting member and the display interface. The supporting member interface includes an arcuate guide structure and a follower received therein. The arcuate guide structure subtends a first arcuate length, the ends of which limit arcuate travel of the follower. The follower structure defines a portion of the arcuate channel subtending a second arcuate length such that a difference between the first arcuate length and the second arcuate length is greater than or equal to about fifty degrees.

The invention discloses a method for creating a mobile robot point cloud map based on laser data. The method comprises the following steps: step 1, establishing real-time communication and data transmission between a mobile robot and a client; step 2, acquiring external environment data through a laser sensor and an odometer along with the motion of the mobile robot and transmitting to an industrial personal computer to generate a local data file; step 3, pre-processing the stored data aiming at the local data file and deleting a data frame of which the matching degree is lower than a threshold value; step 4, calculating offline calculation according to pre-acquired laser and odometer information to form the two-dimensional point cloud map in an environment where the robot is in. The method disclosed by the invention has the benefits that the data acquisition operation is simple, an environmental structure space does not need to be understood in advance, a landmark also does not need to be additionally laid, the cost is low, the map creation speed is high, the precision is high, and the multiple-creation and the rapid update of the map when the mobile robot is in an unknown environment can be realized.

The invention discloses a point cloud enhancement method based on subsection resampling and surface triangularization. The method comprises the specific steps that an input point cloud (imag file=' 2013107425845100004dest-path-image001. TIF' wi='13' he='32'/) is divided to obtain the set (img file='752571des t-path-image002. TIF' wi='37' he='24'/) of the subsets of the point cloud (img file='835430dest-path-image001. TIF' wi='13' he='32'/), each subset (img file='2012107425845100004dest-path-imag003. TIF' wi='20' he='32'/) is resampled, data noise is filtered out, and new point sets (img file='dest-path-image005. TIF' wi='23' he='32'/) which are more even in space distribution are obtained; the sets (img file='250417dest-path-image006. TIF' wi='40 he='32/) of all the resampled new point sets are combined, a new point cloud (img file='dest-path-mage007. TIF' wi='16' he='32'/) is obtained, the surface triangularization is carried out on the new point cloud (img file='114468dest-path-mage007. TIF' wi='16' he='32'/), and a triangular mesh model ((img file='397682dest-path-image008. TIF' wi='15' he='32'/) is obtained. According to the method, an environmental structure is restored accurately, and meanwhile the original edges and corners of the environment are prevented from being smoothed by mistake; different sampling densities are selected according to different model surface shape change intensity degrees, and model representation is more efficient. The point sets are projected to a two-dimensional plane to be triangulated at the part of the model, and the calculation efficiency ratio is higher than that of triangularization directly carried out in a three-dimensional space.

The invention provides a sensor network node system for online monitoring, evaluating and early warning of chemical water pollution. The sensor network node system comprises a chemical water pollutionmulti-parameter composite array sensor, a wireless sensor information transmission network node module, a chemical pollution monitoring, evaluating and early warning module and a terminal module, wherein the chemical water pollution multi-parameter composite array sensor is formed by integrally compounding a plurality of sensors for element parameters related to the chemical pollution monitoring,evaluating and early warning module; and the wireless sensor information transmission network node module comprises an energy supply module and an RTU (Remote Terminal Unit) tolerant to the environmental structure. The sensor network node system disclosed by the invention can be integrated by selecting different sensors according to the chemical pollution monitoring, evaluating and early warningmodule, can also be randomly moved, is mounted on a floating island or a buoy, can transmit the water quality monitoring data to the terminal module and the chemical pollution monitoring, evaluating and early warning module, has the functions of real-time monitoring, rapid barrier-free transmission, scientific forecast and pre-judgment, real-time early warning and the like, and can reliably and autonomously work for a long time.

The invention discloses a belt replacing method for coal mine belt conveyors. According to the method, the system structure of the two existing belt conveyors and the roadway environment structure are utilized, a double-speed prop pulling hoist is mounted on each conveyor head, new belts and used belts are mechanically connected by fully utilizing traction force of the prop pulling hoists and the two belt conveyors, and the used belts slide to drag the new belts to slowly enter the belt conveyors; and after the new belts and the used belts are circulated for a circle, replacing of the used belts with the new belts is achieved, and meanwhile, recycling of the whole used belts is achieved. By means of the method, synchronous replacement of the belts of the two cross-heading conveyors for a coal mine is achieved, and the method has the construction advantages of safety, high efficiency and time and labor saving, and promotes safety production of the mine.

The embodiment of the invention discloses a device and system for collecting a map and a vehicle. In a specific implementation mode, the device comprises an installation platform, a first laser radar,a second laser radar, image collection equipment, a positioning antenna and an inertia measurement unit, wherein the installation platform is fixed on a roof of a collection vehicle; the first laserradar is horizontally arranged on the installation platform through a first base; the second laser radar is tipsily arranged on the installation platform through a second base and is located at the front end or the rear end of the installation platform; the image collection equipment is fixed at two sides of the installation platform; and the inertia measurement unit is fixed on the installation platform. The device with the structure can collect environmental structure information and ground information around the device through the laser radars and the image collection equipment, can obtaintime information through the positioning antenna and can obtain pose information of the device through the inertia measurement unit. Therefore, automatic obtaining of map data can be achieved, therebycontributing to improvement of the generation efficiency of the map.

The invention discloses a clean room for semiconductor plant. The clean room comprises a new wind conveying system, an exhausting system and a large clean space. The large clean space has a central aisle and at least a production aisle, wherein a clapboard is arranged around the production aisle, so that at least a part of the frame space, the clean space and the space where a raised floor locates form an independent clean micro-environmental structure. The distance between the bottom of the clapboard and the ceiling is at least 60 cm, and the distance between the bottom of the clapboard and the raised floor is at least 2m. An upper seal plate and a lower sealplate are respectively arranged on the top and the bottom of the clean micro-environment, and the breadth of the lower sealplate is smaller than the breadth of the upper sealplate. According to the clean room, the clapboards are arranged around the production aisle to form an independent clean micro-environmental structure, so that the effects on the storage and the products of the central aisle and the production aisle due to the corrosive gas are avoided.

Toy train track segments of non-magnetic metals and a toy train track comprised of the non-magnetic track segments and a system of magnetic elements configured to be magnetically inter-connected with each other in varying positions and configurations for building up of environmental structures for a train track layout The toy track segments are configured for magnetic coupling with each other to provide the toy train track, with each segment having at least one edge for abutted coupling to an edge of another track segment wherein each abutted edge has at least one magnet imbedded therein and the imbedded magnet or magnets being positioned to be aligned with a magnet or magnets of another abutted edge to effect the magnetic coupling. The environmental magnetic elements include imbedded magnets around the peripheries thereof or at designated points of magnetic attachment.

The invention relates to a tool for replacing a double-string antifouling porcelain insulator, in particular to a splitting-pin clamp for live replacement of the double-string antifouling porcelain insulator at earth potential. The splitting-pin clamp is structurally characterized in that a clamp body is composed of two clamp legs; each clamp leg comprises a straight part and a bent part, wherein the plane of the bent part and the plane of the straight part are arranged at the angle ranging from 110 degrees to 150 degrees, and the bent part deflects to one side by 40-60 degrees in the extension direction of the straight part; jaws are located at the upper ends of the bent parts, the plane of the jaws is parallel to the plane where the straight parts of the clamp body are located, and accordingly the jaws deflect to one side by 40-60 degrees relative to the straight parts of the clamp body. The splitting-pin clamp has the advantages that a general structure of a straight plate of the splitting-pin clamp is abandoned, and the splitting-pin clamp of an S-shaped structure conforms to the environmental structure of the connecting part between a ball head in an inwards-sunken part of the antifouling porcelain insulator and a steel cap, is easy to operate, convenient to use and reliable, guarantees personnel safety, improves operating safety and meanwhile effectively guarantees safe and stable operation of a power grid.

A hydraulic swing windscreen wiper with a flexible wall supporting wiper connecting rod comprises a wiper motor, a wiper driving mechanism and a wiper. The hydraulic swing windscreen wiper is characterized in that two gear rack swing cylinders are communicated through a hydraulic oil pipe and transmit torque, and a connecting rod swing arm driving mechanism is arranged on a driving gear rack swing cylinder. The hydraulic swing windscreen wiper has the advantages that the wiper driving mechanism of the windscreen wiper is hydraulically driven by a flexible pipeline, high in transmitted torque, small in size and rapid in response, structural limitation is less in mounting owing to hydraulic driving of the flexible pipeline, the windscreen wiper is of a completely closed structure, low in working noise and particularly suitable for complicated external environmental structures and remote driving, external influence is avoided, the shortcoming of burnout of the wiper motor due to external obstacles is avoided, interior noise is effectively reduced, internal comfort of a vehicle in running is improved, and a wiper rubber strip is supported by a flexible wall and can be more effectively fitted with a windscreen.

Systems and kits for assembling and/or modifying a blanket-based structure are disclosed. An exemplary system includes an enclosure element having one or more attachment mechanisms fixedly attached to the enclosure element and configured to detachably associate with one or more environmental structures. The exemplary system additionally includes a plurality of connection features, a plurality of complementary connection, and a plurality of eyelets disposed along the perimeter of the enclosure element. The exemplary system additionally includes one or more weights selectively attachable to the enclosure element at one or more of: the attachment mechanisms, the plurality of connection features, the plurality of complementary connection features, the plurality of eyelets, or combinations thereof.

The invention discloses a behavior realizing method for a service robot. A behavior comprises at least one action, and the action comprises at least one action segment. The method comprises the steps of environment and intention analysis and action realization and correction. In the environment and intention analysis step, an environmental structure of the service robot is analyzed, an intention of a commander is comprehended, a behavior object is determined, and the behavior actions are designed, that is, a behavior of the service robot is broken up into a series of actions arranged in sequence, and each action is embodied to a set of action segments arranged in sequence. In the action realization and correction step, each action segment is realized by using a sensor and mechanical drive components of the service robot, and each action and each behavior are further accomplished. According to the behavior realizing method, a certain quantity of action segments are defined, the action segments are combined together according to behavior requirements, continuous switching of action states is realized by adopting a connection and smoothing technique, and finally the environment and restriction adaptability is realized through a dynamic behavior management mechanism under environmental restriction.

The invention provides a loose soil modifier and a preparation method thereof. The loose soil modifier is prepared from the following raw materials in parts by weight: 15-20 parts of traditional Chinese medicine residues, 10-13 parts of turfy soil, 8-11 parts of bamboo charcoal, 5-8 parts of perlite, 3-5 parts of sawdust, 2-4 parts of microelements and 3-5 parts of fermentation liquid. The preparation method comprises the following procedures of (1) raw material pretreatment; (2) crushing; (3) mixing; (4) fermentation liquid preparation; (5) granulating; (6) fermenting and drying; and (7) sterilizing and packaging. According to the loose soil modifier, the ingredients are natural and available, the environmental structure of the soil can be deeply conditioned, the residues in the soil can be decomposed, the soil is effectively loosened, soil hardening is broken, deep ploughing is strengthened, the air permeability of the soil is strengthened, the water conservation and fertilizer storage capacity of the soil is improved, growth of plants is promoted, ecological balance of the soil is restored, and the loose soil modifier has the effects of water conservation, fertilizer increase and ventilation.

The invention discloses a neurology tactile inspection device in the field of medical care. The structure of the device comprises a device shell body, protection pads, an inspection transmission device, a protection bracket and an oil inlet pipe; the inspection transmission device is located on the front surface of the device shell body and movably connected with the device shell body, the oil inlet pipe is located on the upper surface of the inspection transmission device, embedded in the inspection transmission device and fixedly connected with the inspection transmission device, the protection pads are located at four corners of the lower surface of the device shell body and form an integral structure with the device shell body, and the protection bracket is fixedly installed on the front surface of the device shell body. According to the neurology tactile inspection device, the purpose that the device can rotatably simulate multiple different environmental structures through a certain transmission structure when inspection operation is conducted by the device on tactile of a patient so that the device can be made more perfect can be achieved.

A three-scraper wiper line wheel driving windscreen wiper with flexible wall supporting comprises a windscreen wiper motor, a wiper driving mechanism and wipers and is characterized in that according to the structure of the wiper driving mechanism, a wiper driving shaft is divided into a driven wheel wiper driving shaft and a driving wheel wiper driving shaft, and the driven wheel wiper driving shaft and the driving wheel wiper driving shaft are arranged in a driven wheel wiper driving shaft hole in a driven wheel fixing base and a driving wheel wiper driving shaft hole in a driving wheel fixing base respectively and provided with a driven reel and a driving reel respectively, the driven reel and the driving reel are connected through a flexible line rope, and torque is transmitted between the driven reel and the driving reel through the flexible line rope. As the windscreen wiper is of a closed structure, the windscreen wiper is particularly suitable for the complex external environmental structure and long-distance transmission, and the defect that the windscreen wiper motor is burnt due to external obstacles is overcome; windscreen wiper rubber strips are supported by flexible walls and therefore can fit windscreen better, and the scraping efficiency of the three-scraper structure is three times that of a general single scraper.

The invention discloses a natural and cultural heritage environment planning and architectural design method. The method comprises steps as follows: researching natural resources and historical culture resources of natural and cultural environments, designing traffic routes of a scenic spot; performing specific modification and rebuilding according to historically recorded and current similar buildings; analyzing ecological sensitivity in ecological planning and selecting adaptable plants and indigenous plants for landscaping. The method has the benefits as follows: the history conception of inheritance is set up, modification of the scenic spot, cultural identity of historical original geographical environment and overall coordination of the morphological structure are emphasized, the protogenetic environment perspective is upheld, the environmental structure and the texture of a region are maintained, a broad environment perspective is set up for planning and designing, the geological condition is maintained, geographical and cultural advantages are inherited, and inherent characteristics of the natural scenic spot are formed.

A three-scraper wiper hydraulic swing windscreen wiper with flexible wall supporting comprises a windscreen wiper motor, a wiper driving mechanism and a wiper and is characterized in that two gear and rack swing oil cylinders are communicated through a hydraulic oil pipe, torque is transmitted between the two gear and rack swing oil cylinders through the hydraulic oil pipe, and a forward and reverse rotation gear intermittent transmission mechanism is arranged on the driving gear and rack swing oil cylinder. The three-scraper wiper hydraulic swing windscreen wiper has the advantages that as flexible pipeline hydraulic transmission is adopted in the wiper driving mechanism of the windscreen wiper, structural limit is small when the windscreen wiper is installed; as the windscreen wiper is of a completely closed structure, noise is low when the windscreen wiper works, the windscreen wiper is particularly suitable for the complex external environmental structure and long-distance transmission and not affected by external factors, the defect that the windscreen wiper motor is burnt due to external obstacles is overcome, the noise in a vehicle is effectively lowered, and the comfort in the vehicle is improved when the vehicle operates; windscreen wiper rubber strips are supported by a flexible wall and therefore can fit windscreen better, and the scraping efficiency of the three-scraper structure is three times that of a general single scraper.

A double-scraper flexible shaft type windscreen wiper with flexible walls and a wiper connecting rod comprises a windscreen wiper motor, a wiper driving mechanism and wipers and is characterized in that a wiper driving shaft is divided into a driven wiper driving shaft and a driving wiper driving shaft, a driven gear and a driving gear are arranged on the driven wiper driving shaft and the driving wiper driving shaft, the driven gear and the driving gear are connected through a flexible shaft, and torque is transmitted between the driven gear and the driving gear through the flexible shaft. A closed connecting rod and rocker arm driving mechanism is arranged on the driving gear. As the wiper driving mechanism of the windscreen wiper is of a closed structure, noise is low when the windscreen wiper works, the windscreen wiper is particularly suitable for the complex external environmental structure and long-distance transmission, the defect that the windscreen wiper motor is burnt due to external obstacles is overcome, the noise in a vehicle is effectively lowered, and the comfort in the vehicle is improved when the vehicle operates; windscreen wiper rubber strips are supported by the flexible walls and therefore can fit windscreen better, and the scraping efficiency of the double-scraper structure is two times that of a general single scraper.

A three-scraper flexible shaft type windscreen wiper with a flexible wall supporting wiper connecting rod comprises a wiper motor, a wiper driving mechanism and a wiper. The windscreen wiper is characterized in that a wiper driving shaft includes a driven wiper driving shaft and a drive wiper driving shaft, a driven gear and a drive gear are arranged on the driven wiper driving shaft and the drive wiper driving shaft respectively, are connected through a flexible shaft and transmit torque, and a closed connecting rod swing arm driving mechanism is arranged on the drive gear. The wiper driving mechanism is of a closed structure, low in working noise, particularly suitable for complicated external environmental structures and remote driving and adaptable to different vehicle types, external influence is avoided, the shortcoming of burnout of the wiper motor due to external obstacles is avoided, interior noise is effectively reduced, internal comfort of a vehicle in running is improved, a wiper rubber strip is supported by a flexible wall and can be more effectively fitted with a windscreen, and the scraping efficiency of a three-scraper structure is three times that of a common single-scraper structure.

A hydraulic windshield wiper driving mechanism provided with blades comprises a wiper motor and windshield wiper driving shafts, and is characterized in that two blade swing oil cylinders are communicated through a hydraulic oil pipe and transfer torque; a positive and reverse rotating gear intermittent driving mechanism is arranged on a driving blade swing oil cylinder. The hydraulic windshield wiper driving mechanism has the benefits as follows: the windshield wiper driving mechanism of a windshield wiper adopts hydraulic driving of a flexible pipeline, has large transmission torque and small size and responds quickly; by means of the hydraulic driving of the flexible pipeline, structural limit during mounting is little, and the mechanism is a completely closed structure, has low noise during work, is particularly suitable for driving with complicated outside environmental structure and far-distance driving and is not influenced by outside; the defect that the wiper motor is burnt due to outside barriers is overcome, noise in a vehicle is reduced effectively, and inside comfort during driving of the vehicle is improved.