32results about How to "Little impact on the surrounding environment" patented technology

The invention belongs to the field of preparation of macromolecular composite materials and particularly relates to an all-weather persistent antistatic master batch capable of being subjected to thermoplastic processing and an antistatic composite material. The antistatic master batch is prepared by forming of a low-dissociation-energy compounding agent, a processing auxiliary agent and thermoplastic macromolecular resin containing polar groups through macromolecular thermoplastic processing equipment at the temperature of 25-300 DEG C; and the mass ratio of the compounding agent to the thermoplastic macromolecular resin is equal to (1:10)-(1:50). The invention also discloses the antistatic composite material which is obtained after the persistent antistatic master batch and a macromolecular base material are formed through the thermoplastic processing equipment. The antistatic composite material has the characteristics that: 1. the antistatic composite material has light color and dyeability; 2. The master batch of the antistatic composite material and the compounding agent are wider in selection range, low in cost and easy to obtain, and the production process is simple, safe and non-hazardous; and 3. the influence of the ambient environment on the antistatic performance of the antistatic composite material is less, and the antistatic performance is persistent.

Provided is a making method of a tunable semiconductor laser and a tunable semiconductor laser, wherein the making method comprises the following procedures: growing lower waveguide layer, multiple quantum trap structure, upper waveguide layer and indium phosphide layer epitaxially and sequentially on the n type substrate; growing earth silicon dielectric membrane on the epitaxial layer; dividing into active waveguide region and raster region; butting passive waveguide portion; removing earth silicon dielectric membrane and indium phosphide layer on the surface of the active waveguide region; growing ridge waveguide indium phosphide material and low resistivity InGaAs ternary layer sequentially; growing earth silicon dielectric membrane; making raster graphic of the ridge waveguide and the ridge waveguide on the raster region; etching raster of the ridge waveguide and the ridge waveguide on the raster region; growing earth silicon dielectric membrane continuously; opening the window separately on active waveguide region and raster region in order to make electrode isolation ditch; making P face and N face electrode of laser. The invention has good product property and high automation degree of the product making, which simplifies the technology process and has good product ratio.

The invention relates to a human body movement recognition system based on an acceleration sensor, comprising a computer, a plurality of information acquisition subsystems and a main control machine, wherein the information acquisition subsystem and the main control machine are respectively worn on a human body; the main control machine controls the information acquisition subsystems to acquire human body acceleration information and transmits the human body acceleration information to the computer for analysis; the information acquisition subsystem and the main control machine carry out data transmission by a communication mode of wireless radio frequency, thus avoiding inconvenience and uncomfortableness of excessive wires caused by electric connection; even under the lightless condition, only a user carries out movement of relevant modes, the movement of the user can be recognized, therefore, the human body movement recognition system is less influenced by the ambient environment, and has stronger adaptability; and the movement in each movement recognition mode can be adjusted dynamically, a certain movement can be deleted or added, therefore, the user can add or delete the movement to be recognized according to his/her own needs, thus improving the adaptability of the product.

The invention discloses an intelligent door lock system based on a pattern code and an Internet. The intelligent door lock system comprises a door lock control module, a controller, a consumption intelligent handheld terminal and a cloud management platform, wherein the door lock control module is arranged in a house door lock and is in communication connection with the controller via a ZIGBEE communication way; the controller is arranged near the door lock control module, and is in connection communication with a cloud business management platform rand a cloud equipment management control platform via Internet of Things; the consumption intelligent handheld terminal is in communication connection with the cloud management platform; the cloud management platform is respectively in communication connection with the consumption intelligent handheld terminal and the controller. The intelligent door lock system has the advantages that the unique pattern code is produced, a key which can be used as the self key to complete entry and can also be authorized to other persons to be used as the key of the door lock for entry can be produced, the communication route is shortened, the cost is reduced, and the door lock is conveniently and remotely operated and controlled.

The invention discloses an image-based weiqi manual identification method. The method comprises a step of obtaining a weiqi board image and then correcting board information in the image, a step of separating whites and black chess pieces through an image processing method, a step of calculating a coordinate position of each placement point in a board, and a step of automatically extracting and judging a threshold through the calculation of a number of effective pixels of the vicinity of each placement point and a current condition, obtaining information whether the placement point has a whitepiece or a black piece, and obtaining manual data by recording the state information of all placement points. According to the method, the automatic identification of the board can be realized, the control of the relative position between a camera and the board is not needed, the requirement of an angle of shooting is reduced, the influence of a surrounding environment is small, a certain degreeof light changes can be borne, the use of large-scale machinery is not needed, the board can be analyzed through a mobile hone APP, thus the investment of equipment is saved, and the cumbersome task of board recognition and manual recording can be effectively reduced.

The invention discloses a buried garbage transfer station. The buried garbage transfer station comprises a station room, wherein the station room forms a material discharge chamber located on the ground, a compression chamber and a transport storage chamber located underground and a transfer chamber including an above-ground chamber and an underground chamber, a first opening and closing sealing door is arranged between the material discharge chamber and the outside of the station room, a second opening and closing sealing door is arranged between the material discharge chamber and the compression chamber, a third opening and closing sealing door is arranged between the compression chamber and the transport storage chamber, a fourth opening and closing sealing door is arranged between thetransport storage chamber and the underground chamber, a fifth opening and closing sealing door is arranged between the above-ground chamber and the outside of the station room, a compression device is arranged in the compression chamber, and a lifting device used for supporting a garbage container to ascend and descend between the underground chamber and the above-ground chamber is arranged in the underground chamber. The buried garbage transfer station aims to solve the technical problem that an existing garbage transfer station is poor in tightness and seriously affects the living environment.

The invention discloses a spring capable of preventing high temperature oxidation. The surface of the spring is coated with a layer of protective layer; the protective layer comprises the following components: glass powder, a solvent, a grinding aid, an auxiliary grinding aid, a binding agent and a suspending agent, wherein the glass powder comprises SiO2, Al2O3, B2O3, Na2O and K2O. The surface of the spring is coated with the protective layer which well protects the spring, so that the service life of the spring is prolonged; the protective layer has the characteristics of being high in applicability, less in pollution, low in cost, long in service life, simple in preparation process and the like.

The present invention discloses a miniaturization full-band high-gain PCB (Printed Circuit Board) antenna. The miniaturization full-band high-gain PCB antenna comprises an antenna radiator, a dielectric substrate and an antenna floor; the antenna radiator is located at the upper portion of the dielectric substrate, and the antenna floor is located at the lower portion of the dielectric substrate; the antenna radiator comprises an antenna main body, an antenna coupling body and a feed portion; the antenna main body and the antenna coupling body are connected with the feed portion; the antenna main body and the feed portion are provided with via holes; and the circuit of the antenna radiator is communicated with the circuit of the dielectric substrate through the via holes on the feed portion. One end of the antenna floor is provided with a clearance area, and the dielectric substrate is located in the clearance area. According to the mode, the miniaturization full-band high-gain PCB antenna reduces the size of the antenna, and is small in the occupied space to further save the space of an electronic device; and the small size of the antenna and the arrangement of a coupling circuit, the miniaturization full-band high-gain PCB antenna improves the antenna efficiency and can be installed on any one electronic device so as to satisfy the user requirement and improve the antenna practicality.

The invention provides an aquaculture tail water treatment system and aims to solve the technical problems that a great deal of tail water generated in conventional industrial aquaculture needs to betreated and discharged, and the like. The system comprises an aquaculture tail water collection pond, wherein the aquaculture tail water collection pond is connected with a submersible sewage pump; the submersible sewage pump is connected with a filtering bag; the filtering bag is connected with a water seepage pond; the water seepage pond is connected with a clean water well; the clean water wellis connected with a clean water storage pond; the clean water storage pond is connected with a first water pump; the first water pump is connected with a wetland treatment zone; the first water pumpis connected with an ultraviolet sterilization tank; the ultraviolet sterilization tank is connected with a water replenishing tank; the water replenishing tank is connected with an aquaculture system; the clean water storage pond is connected with a second water pump; the second water pump is connected with a sand filtering tank; the sand filtering tank is connected with an ozone purification device; the ozone purification device is connected with the clean water storage pond; a polymer water tank is connected with a first agent injection pump; the first agent injection pump is connected withthe filtering bag; a phosphoric acid removal agent tank is connected with a second agent injection pump; and the second agent injection pump is connected with the filtering bag. The aquaculture tailwater treatment system can be widely applied to the technical field of aquaculture.

The invention discloses a device for removing a barrier pile and an operation method. The method for removing the barrier pile comprises the barrier pile, a jack, a pile feeder and a reaction frame. The barrier pile is a pile foundation affecting a subway tunnel shield and penetrates through a subway tunnel. The pile feeder is mounted on the top surface of the barrier pile. The section shape of the pile feeder is the same as the section shape of the barrier pile. The pile feeder is formed by a plurality of sections, and all the sections of the pile feeder are connected through flanges. The jack is mounted at the top end of the pile feeder. The reaction frame is mounted on the jack and is anchored on a ground beam of a building. According to the device, the barrier pile is pressed into a position, where the shield is not affected, of the bottom of the tunnel to remove construction barriers for a shield tunneling machine; the barrier pile is pressed into the position, where the shield isnot affected, of the bottom of the subway tunnel through the reaction frame and the pile feeder with the self gravity of the building as the counterforce, and finally, the pile feeder is taken out and a hole is sealed with soil. The device has the advantages that the construction period is short, the cost is low, the ambient environment is slightly affected, and the construction difficult is low.

The invention provides an airport special vehicle vehicle-mounted device for ground airplane automatic monitoring. The device comprises an antenna module and a control-display module. The device is easy to be mounted on airport special vehicles. In addition, the vehicle-mounted device has advantages such as high cost performance, convenient operation, accurate auto-monitoring, and being less vulnerable to surrounding environment influence so that the device is quite suitable for on-site monitoring. By means of the device, visible and dynamic information of all ground airplane safety areas within a current airport can be provided for airport special vehicle drivers so that the case that airport special vehicles enter ground airplane safety areas by mistake under particular environment conditions (low visibility weather situations such as being at night, heavy fog, haze, and rainy days) and artificial factors (such as careless and blunt drivers with low concentration) is avoided and therefore the problems such as serious dangers(such as collisions, gas shocks and damages) and personal injury to the airport special vehicle drivers, delayed flights, and economic losses are avoided.

The invention discloses a movable integrated modular mechanism reclaimed sand device which comprises a movable wheel type container, wherein the movable wheel type container is a container installed on a platform trailer; a crusher, a belt elevator and a roller sand making machine are installed in the movable wheel type container; a collecting hopper is installed at the front end of the container,the crusher is installed under a discharging port of the collecting hopper, and discharged materials of the crusher are conveyed into the roller sand making machine through the belt elevator. The device disclosed by the invention can realize recycling of urban solid wastes, tailing wastes and the like. The equipment is integrated, modularized, light in weight, intelligent, convenient to move andsmall in size. Entrance and exit are flexible, the construction efficiency is high, the use cost is low, the energy consumption is low, the water consumption is low, and the emission is low. Various working environments can be met, one device has multiple functions, and the resource utilization rate of materials is increased. Various harmful heavy metals can be effectively removed. The device hasthe advantages of low noise, less raise dust and the like, and has small influence on surrounding environment.

The invention provides a rotary endoscope fixture suitable for an end of a mechanical hand and an inner hole image acquisition method. The rotary endoscope fixture includes a rotating device and an image acquisition device. The rotating device includes a mechanical switching flange (2), a flange supporting frame (3), a stepping motor (4), a rotating platform (5), a rotating shaft (6), a bearing seat (7), a driven synchronous pulley (8), a driving synchronous pulley (9), and a flange shaft bracket (11). The image acquisition device includes a camera fixing block (12), an industrial camera (13)and an endoscope (14). The rotary endoscope fixture is simple and compact in structure, safe and reliable, acquires complete inner wall image information of a small-diameter deep blind hole in a workpiece by using a translation function of the end of the mechanical hand and a rotation function provided by the fixture, can directly acquire the inner wall information of the small-diameter lightly deep blind hole of the workpiece on a streamline, is convenient and fast in detection, is less affected by surrounding environment, and improves the detection efficiency and the detection accuracy.

The invention discloses a method for detecting the strength of the magnetic blowing sensitive magnetic induction intensity of steel plate welding. The method comprises the following steps that a steelplate is machined to a proper size; magnetizing treatment is carried out on the steel plate; a plurality of Nth isomagnetic lines are drawn taken the gap along a Nth magnetic field as the interval onthe surface of the magnetized steel plate; welding is performed along the order of the magnetic fields from strong to weak and along along the multiple Nth isomagnetic lines, the magnetic blowing condition during the welding is observed, and then the magnetic blowing sensitive magnetic induction intensity is determined; and a metallographic sample is extracted from a weld joint of the magnetic blowing sensitive magnetic induction intensity determined in the above steps, and defect detection is carried out on the metallographic sample to determine the magnetic blowing sensitive magnetic induction intensity. According to the method, the magnetic blowing sensitive magnetic induction intensity generated by the residual magnetism of the steel plate can be simply and effectively found, the residual magnetism of the steel plate is controlled to be in the sensitive magnetic induction intensity or below before the welding, the phenomenon of magnetic blowing in the welding process is avoided, the welding quality of the steel plate is guaranteed, and excessive demagnetization is not needed and the waste of manpower and financial resources is caused.

The invention discloses a floating house capable of storing and discharging water. The house comprises an underground room and a ground room, a middle cavity used for storing and discharging the wateris formed in the underground room, multiple peripheral cavities communicated with the middle cavity are formed around the middle cavity, a water level sensor is arranged on the upper portion of the middle cavity, water inlets and water discharging ports are formed in the peripheral cavities respectively, first valves and water suction pumps are arranged at the water discharging ports, second valves are arranged at the water inlets, third valves are arranged at the communicating positions of the middle cavity and the peripheral cavities, and the water level sensor, the first valves, the watersuction pumps, the second valves and the third valves are controlled through a control box. The floating house has the remarkable advantages that in a wet season, rainwater is stored in the middle cavity and the peripheral cavities in the underground room, and water resources are accumulated; in a dry season, the stored water resources can be guided out, treated and utilized; the floating house can float without toppling when encountering heavy rainfall or in a flood disaster period, and is prevented from suffering water entering and soaking in the water.