40results about How to "Good culling effect" patented technology

The invention relates to an unmanned aerial vehicle scene dense reconstruction method based on VISLAM and depth estimation, and the method comprises the steps: (1) fixing an inertial navigation unit IMU to an unmanned aerial vehicle, and calibrating the internal parameters and external parameters of a monocular camera of the unmanned aerial vehicle and the external parameters of the IMU; (2) collecting an image sequence and IMU information of an unmanned aerial vehicle scene by using an unmanned aerial vehicle monocular camera and an IMU; (3) processing the image and the IMU information acquired in the step (2) by using VISLAM to obtain a camera pose with scale information; (4) inputting the monocular image information as an original view into a viewpoint generation network to obtain a right view, and inputting the original view and the right view into a depth estimation network to obtain depth information of the image; (5) combining the camera attitude obtained in the step (3) with the depth map obtained in the step (4) to obtain a local point cloud; and (6) through point cloud optimization and registration, fusing the SLAM tracking trajectory with the local point cloud to obtainan unmanned aerial vehicle scene dense point cloud model.

The invention discloses a self-measurement-control mosquito expelling and killing device which comprises a mosquito sound positioning assembly, an ultrasonic expelling assembly, a mosquito sucking and killing assembly and an assembly control module. The assembly control module is connected with the mosquito sound positioning assembly, the ultrasonic expelling assembly and the mosquito sucking and killing assembly. The mosquito sound positioning assembly comprises audio sensors, an operational amplifier module and an AD module which are sequentially connected. The assembly control module calculates the sound source position and the frequency and phase of a sound source through the different linear distances between at least two audio sensors in the mosquito sound positioning assembly and the sound source and drives the ultrasonic expelling assembly or the mosquito sucking and killing assembly to work according to the distance, frequency and phase information. When the ultrasonic expelling assembly works, the ultrasonic expelling assembly gives out same-phase or reverse-phase low-frequency modulation ultrasound wave signals or low-frequency signals with the same frequency as that of the sound source of mosquitoes. The self-measurement-control mosquito expelling and killing device can react on mosquitoes of different types and genders in different regions and reach the mosquitoes intelligently to achieve the optimal culling effect; the mosquitoes can be expelled or killed intelligently, efficiently and quickly through sound-light alarm.

Disclosed is a conveying and detecting device. The conveying and detecting device comprises a power machine frame assembly. A main rotating tower is arranged in the middle of the power machine frame assembly in a rotating mode. A vertical feeding assembly is arranged on one side of the power machine frame assembly and matched with a threaded rod assembly, the threaded rod assembly is matched with a bottle inlet star wheel assembly, and the bottle inlet star wheel assembly is matched with the main rotating tower. A platform assembly is arranged on the top of the power machine frame assembly, and the bottle inlet star wheel assembly, a bottom crack removal star wheel assembly, a bottle outlet star wheel assembly, a foreign matter and liquid level disqualification removal star wheel assembly, an unqualified bottle body and cap removal star wheel assembly and a second bottle outlet star wheel assembly are all arranged on the platform assembly. The conveying and detecting device has a shooting detection function, can remove bottles with cracks and foreign matter, is good in removal effect, ideal in detection effect and reliable to convey and can conveniently feed, and is quite suitable for conveying and detecting bottled products.

The invention discloses a sorting device for treating construction waste, and a recycling system and method for the construction waste. The sorting device includes a machine frame, a belt disposed onthe machine frame and carrying and transporting the construction waste, a driving mechanism for driving the belt to rotate, and a magnetic assembly disposed on the machine frame, located between an upstream belt section and a downstream belt section, arranged near one end of the belt that outputs the construction waste, and adsorbing ferromagnetic substances in the construction waste to the uppersurface of the upstream belt section and the lower surface of the downstream belt section, wherein the belt includes the upstream belt section and the downstream belt section, and during a process that the downstream belt section drives the ferromagnetic substances to move away from the end of the belt that outputs the construction waste, the ferromagnetic substances gradually fall under the action of gravity. A purpose of replacing a manual sorting manner and efficiently removing the ferromagnetic substances from the construction waste is achieved.

The invention discloses a formula of insect pesticide and a production process; the formula of the insect pesticide is that by weight percentage: 3-13 percent of sodium dodecyl sulfate, 1.0-4 percent of sodium carbonate, 18-43 percent of water, 3-8 percent of phosphorous acid, 3-9 percent of phenol, 0.2-0.4 percent of abamectin, 2-9 percent of boric acid,4-14 percent of benzene, 10-32 percent of glycerol, 0.2-0.6 percent of essence; the production process is that the sodium carbonate, the sodium dodecyl sulfate and water are mixed in a mixing machine according to proportion, the abamectin and the boric acid are fully dissolved by the benzene respectively to obtain abamectin solution and boric acid solution; the phosphorous acid, the phenol, the abamectin solution, the boric acid solution, the glycerol and the essence are sequentially mixed with the sodium dodecyl sulfate for 3-4 hours according to the proportion, the temperature is increased slowly to 70-75 DEG C, the acidity is controlled between 2 and 3, after the mixture is cooled, sealing filling is carried out. The insect culling effect of the insect pesticide can achieve more than 95 percent, and the insect pesticide has no toxicity to people, livestock and birds.

The invention discloses a feeding device for a pipe end forming machine. The feeding device comprises a machine body provided with two supporting plates. Two rotary feeding mechanisms synchronously driven by the same power mechanism are arranged on the two supporting plates correspondingly. The same ends of the two supporting plates are both provided with inclined pipe conveying brackets, and theother ends of the two supporting plates are both provided with pipe rejection mechanisms. The portion, located on the upstream of the corresponding pipe rejection mechanism, of each supporting plate is provided with a pipe stop mechanism. A pipe detection mechanism is arranged between the portions, located between the two supporting plates, of the upstream of each pipe stop mechanism. Guide conveying parts are arranged on the tops, located on the downstream of the pipe detection mechanisms, of the two supporting plates. The guide conveying parts are inclined towards the pipe stop mechanisms and extend onto the pipe rejection mechanisms. The feeding device realizes automatic feeding of pipes during all the working procedures of a forming machine, online detection of machined pipe ends and rejection of unqualified pipes. The consistency between every two adjacent working procedures is good. The cycle of the pipe end machining and detection working procedures is greatly shortened. The working efficiency is greatly improved.

The present invention is a water washing method and device for purifying calcite ore using a rotary drum. The calcite ore is fed from the low end of the rotary drum and discharged from the high end, and is fed from the low end of the drum by means of the clean water inlet pipe and the return water inlet pipe running through the rotary drum. Continuously supply and return water to spray to the middle of the drum, and at the same time, continuously supply clear water to spray to the middle of the drum from the high-end discharge port of the drum, so that the calcite ore and the washing water flow countercurrently for washing. Due to the low-inlet and high-outlet washing method that flows in the opposite direction to the washing water, the pollution caused by the sewage flowing out in the same direction as the calcite ore is avoided. Adjusting the drum speed and water pressure and water volume can increase the output of washed calcite and reach the level of calcite. Purity, hue and whiteness indicators required by the process. The invention has the advantages of simple structure, easy operation, less investment, low energy consumption, stable and high-efficiency continuous production, so that some originally discarded calcite mine resources can be exploited again, and the mining rate and recycling rate of calcite mine resources are greatly improved. .

The invention provides a paint-containing sewage treatment device, and relates to the field of sewage treatment equipment of painting rooms. The paint-containing sewage treatment device is nice in structure, convenient to use, high in stability, high in mixing degree of medicines and sewage during use, and good in paint slag removing effect. According to the technical scheme, the paint-containing sewage treatment device comprises a treatment tank and a paint slag collecting device, wherein a water inlet and at least one medicine inlet are formed in the top part of the treatment tank; a slag removing opening is formed in the middle part of the treatment tank, and an emptying opening is formed in the bottom part of the treatment tank; a paint slag scrapping device is arranged in the treatment tank; the paint slag collecting device comprises a slag collecting barrel and a water collecting barrel; the slag collecting barrel is detachably connected to one side of the treatment tank and communicates with the slag removing opening; the bottom of the slag collecting barrel is composed of a heating net; the water collecting barrel is fixedly connected to one side of the treatment tank and is positioned below the slag collecting barrel. The whole paint-containing sewage treatment device has the characteristics of being high in mixing degree of the medicines and the sewage, good in paint slag removing effect, and convenient to recover paint slag.

The invention discloses a cone yarn detection system, method and device, and belongs to the field of cone yarn detection. The cone yarn detection system provides a sensor for detecting the position ofcone yarns and sending the position to a control module, and the control module controls a camera to obtain a picture of the cone yarns at a preset position and sends the picture to a picture recognition module, and the picture recognition module judges whether the cone yarns in the picture have defects or not and sends a judgment result to the control module; the control module controls whethera removing device to remove the cone yarns or not according to the judgment result. In this way, when it is detected that the cone yarns have the defects, the cone yarns with the defects are removed,the cone yarn detection system automatically detects the defective cone yarns in the whole process and automatically removes the defective cone yarns, the detection efficiency is high, the rejection effect is good, and manual detection is not needed.

The invention discloses a bad material removing structure, and belongs to a removing mechanism. The bad material removing structure comprises an inner sleeve, an outer sleeve and a telescopic cylinder, the inner sleeve and the outer sleeve are connected in a sliding manner, the telescopic cylinder is fixedly connected to a mounting seat, the output end of the telescopic cylinder is fixedly connected with the inner sleeve, the inner sleeve has magnetism, the outer sleeve does not have magnetism, and a limiting block used for limiting axial motion of the outer sleeve during contraction is fixedly connected to the mounting seat. Compared with the prior art, the bad material removing structure has the beneficial effects that the structure is simple, use is facilitated, a T1T2 magnetic ring canbe effectively removed in use, and the inner sleeve and the magnetic ring are attracted by stretching of the telescopic cylinder, then the telescopic cylinder retracts back, the position of the outersleeve is limited through the limiting block, the outer sleeve jacks out the magnetic ring, contact between the magnetic ring and the inner sleeve is ended, then the magnetic ring and the inner sleeve fall, and the removing effect is good.

The invention relates to an azimuth ambiguity strong clutter elimination method based on spaceborne SAR-GMTI. The method comprises the following steps: step 1, acquiring original multichannel receiving data of a spaceborne SAR; 2, performing ISTAP processing on the original multi-channel received data to obtain a moving target signal response; and step 3, carrying out azimuth ambiguity strong clutter false alarm discrimination and elimination on the moving target signal response to obtain a satellite-borne SAR-GMTI result. The method does not need to additionally consume the degree of freedom of the system space, does not require the PRF to meet the DPCA condition, does not need to pair the azimuth ambiguity and the ambiguity source, is good in azimuth ambiguity clutter discrimination and elimination performance, and is suitable for single-channel SAR sea surface ship target detection and a future multi-channel satellite-borne SAR-GMTI system.