744results about How to "Achieve clearing" patented technology

The invention discloses a method and a device for cleaning a tokamak first mirror by vacuum ultraviolet laser. A dust impurity deposit layer on the first mirror is cleaned by adopting a laser ablation method; through controlling the output energy of a laser device, the energy density of an excimer laser bundle on the surface of a first mirror surface is at a cleaning threshold of the impurity deposition layer and the damages threshold of first mirror metal, and the first mirror metal material can not be damaged when the impurity is cleaned simultaneously. A laser with 193nm wavelength is adopted for the method and the device for cleaning the tokamak first mirror by the vacuum ultraviolet laser, in the mutual effect process of the laser and the material, the ablation effect is less, the surface uniformity is good, the dust is cleaned, and the effect is ideal.

The invention discloses a method for blocking up obstacle in coelom and a blocking device thereof. The blocking device comprises a guide wire, a guide tube and a blocking substance; one end of the guide wire penetrates the guide tube and cavity of the blocking substance; a remote end of the blocking substance is fixed to the guide wire, so as to pull a near end of the guide wire, thereby axially compressing the spread blocking substance to form a plug-shaped blocking object. The method of using the blocking device for blocking up obstacles in coelom is that the blocking substance in the coelom blocking device penetrates the obstacles in coelom, a near end of the guide wire is pulled, and the spread blocking substance is axially compressed to form a plug-shaped blocking object to block up the obstacles. The method for blocking up obstacle in coelom of the invention sets up a special coelom blocking device to block up and fix obstacles, such as thrombus and stone in coelom, and removes the obstacles according to practical requirements. The method for blocking up obstacle in coelom has tiny structure, simple operation, convenient use and high efficiency.

The invention discloses an intelligent weeding robot system based on depth vision, and belongs to the technical field of intelligent robots. The system includes an industrial personal computer, a power module, a dolly body, a crawler wheel, a hydraulic claw and weeding equipment. The crawler wheel driven by a driving wheel drive device is installed on the dolly body. The hydraulic claw and the weeding equipment are installed on the dolly body through a weeding mechanical arm device used for adjusting the postures of the hydraulic claw and the weeding equipment. The driving wheel drive device,the hydraulic claw and the weeding equipment are all powered by the power module and controlled by the industrial personal computer. The system further includes a depth camera module for measuring therelative position relationship of weeds, crops and the dolly body. The system has the advantages that the interaction function of two mechanical arms can be achieved by the interactive work of a single mechanical arm, and meanwhile a precise weeding method is adopted and can effectively reduce the secondary damage to crops and greatly promote the application and development of intelligent weedingrobots on the premise of ensuring the weeding efficiency and accuracy.

The invention discloses an LCC-MMC hybrid three-terminal high-voltage direct current transmission system and a DC fault fast current limiting method thereof. The LCC-MMC hybrid three-terminal high-voltage direct current transmission system comprises a transmitting end converter station LCC and receiving end converter stations, namely, two hybrid MMCs, and redesigns a control architecture of the existing hybrid direct current transmission system. The DC fault fast current limiting method provides a fault current limiting control strategy for the LCC and the MMCs, suppresses the magnitude of fault currents of the transmitting end LCC and the receiving end MMCs by adopting an additional control strategy during the system DC fault transient process, quickly suppresses the DC fault current whena DC fault occurs in the system, and protects current converter equipment. The LCC-MMC hybrid three-terminal high-voltage direct current transmission system and the DC fault fast current limiting method thereof realize the independent control of AC-DC control through AC-DC decoupling, enable each bridge arm to output a bridge arm output voltage reference value, and realize the control of AC and DC currents at the same time; and when a direct current fault occurs, the MMCs operate near a zero direct voltage through quickly switching the transmitting end LCC into an inverting state and negatively inputting full-bridge sub-modules of the receiving end hybrid MMCs, thereby realizing elimination of the DC fault current.

The invention relates to a method for removing gas-liquid inclusion and impurity during high-purity quartz sand production. On the basis of a production process of processing normal quartz ore into high-purity quartz sand by adopting the traditional preparation purification technique, a method for carrying out microwave treatment-follow load external addition on quartz sands for removing gas-liquid inclusion and other impurities is added. The method disclosed by the invention has especial effect on the quartz sands with gas-liquid inclusions including high-content and high-dielectric-constant water or impurities with high dielectric constant and loss coefficient characteristics; a selective heating characteristic of the microwave is utilized, i.e. the dielectric constant of SiO2 in the quartz sands is very low, the SiO2 is not generally heated in a microwave field, the gas-liquid inclusion or impurity with high dielectric constant or loss coefficient can be rapidly heated to form more than 1,000 DEG C of temperature difference, the generated thermal stress is enough to pull crack on the interfaces of the gas-liquid inclusion or impurity to generate micro cracks, and the cracks are extended to be broken by externally added load, thus the purposes of breaking the gas-liquid inclusion and peeling off the impurity are realized.

The invention discloses a small-scale efficient domestic garbage gasification incineration system and an incineration method. The small-scale efficient domestic garbage gasification incineration system comprises a domestic garbage gasification incinerator, a domestic garbage pretreatment system, a heat exchanger and a flue gas treatment system. The small-scale efficient domestic garbage gasification incineration system and the incineration method have the advantages that the defects of high pollutant content of flue gas and incineration incompleteness, unthoroughness and nonuniformity caused by irrationality and nonuniformity of feeding in incineration and lack of pretreatment of the domestic garbage in use of existing small-scale domestic garbage incineration systems can be overcome, and the domestic garbage gasification incineration system is innovatively designed on the basis of an original biofuel gasifier; a storage bin for pretreatment of original domestic garbage, a discharging machine and garbage drying and conveying devices are designed, and a gasification furnace core which realizes uniform and quantitative feeding and provides strong turbulence air to enable continuous turnover and quick combustion of domestic garbage is designed.

The invention discloses an intelligent photographing method and device, and belongs to the field of image processing. The intelligent photographing method includes the steps of: obtaining an image shot by a camera; obtaining an obstacle in the image; erasing information in an obstacle area corresponding to the obstacle; and repairing the obstacle area after the information is erased. The invention solves the technical problem in related technologies that a method of clearing an obstacle through post processing of a photo is complicated in process and low in work efficiency; and achieves the effects of simplifying user operation and improving user experience.

The invention belongs to the field of rust surface treatment, in particular relates to a recyclable particle jet descaling device comprising an air compressor, a pressure dividing valve, a mixing chamber, a high pressure particle tank, a screw, a 3D particle amount detector, a speed regulating motor, a particle storage tank, a double-layer vibrating screen, a vertical screw conveyor, an X-direction rail, a Y-direction rail, a Z-direction rail, a nozzle assembly, a nozzle, a dust cover, a blower, a horizontal filter pore plate, an inclined filter pore plate, a dust removal cloth bag, and the like. The recyclable particle jet descaling device can realize rapid particle addition, real-time particle amount monitoring, uniform, stable and controllable gas-solid mixing, injection position three-dimensional movement and angle adjustment, multi-stage particle separation and recycling, effective dust recovery, significant improvement of part surface rust removal efficiency, and enhancing of part surface strength.

The invention discloses a liquid sampling device. The liquid sampling device comprises a base, wherein an analysis instrument body is arranged on the base, a first sliding chute and a second sliding chute are respectively formed in one side, relative to the base, of the analysis instrument body, a rotating rod and a sliding rod are respectively arranged in the first sliding chute and the second sliding chute, and two ends of the sliding rods are respectively fixedly connected with opposite side walls in the second sliding chute; and the rotating rod and the sliding rods are respectively sleeved with two first siding blocks and two second sliding blocks, a first rotating rod and a second rotating rod are repserctivley arranged between the two first sliding blocks and the two sliding blocks,springs are ranged between the first rotating rod and the second rotating rod, and the first rotating rod and the second rotating rod are arranged in a crossing manner. By utilizing a automatic online analysis instrument for copper and silver in water, water samples at different water levels in the field can be conveniently collected, and impurities can be effectively isolated, so that the analysis accuracies of copper and silver in water are improved.

The invention discloses a method and device for removing high voltage transmission line foreign matter by means of laser electrification. The method and device are used for removing kites, plastic films, balloons, banner advertisements and other foreign matter which threatening high voltage transmission line operation safety. According to the method and device, laser light is used as working media, a pan-tilt is used as a rotating device, foreign matter object searching, recognition and collimation are achieved through image information, laser automatic focusing is achieved through distance information, and electrification removing of foreign matter is achieved by radiating focused high energy laser on the foreign matter object. Remote, non-contact and electrification removing of the foreign matter is achieved, the foreign matter removing speed is high, all the work is completed on the ground, and a worker does not need to carry out hazardous operation such as climbing a telegraph pole and being online and gets away from a high voltage electric field. The device has the image information collection and processing function, can check the foreign matter removing effect in real time, and has the good visualization experience, and laser light can avoid a high voltage transmission line when emitted and will not damage the cable.

The invention discloses an AGV indoor and outdoor compost navigation system and method integrating magnetic strips, magnetic nails and inertial navigation. The system comprises the magnetic strips, the magnetic nails, RFID beacons, electronic maps and vehicle-mounted equipment, and the magnetic strips, the magnetic nails, the RFID beacons, the electronic maps and the vehicle-mounted equipment arelaid on the ground; the magnetic strips are laid indoors, the magnetic nails are sparsely laid outdoors, the RFID beacons are sparsely laid on indoor and outdoor AGV running tracks which are formed bythe magnetic strips or the magnetic nails, and the final indoor section of magnetic strips is a straight line section; each RFID beacon has the sole serial number and has the corresponding electronicmap; the vehicle-mounted equipment comprises a magnetic sensor, a gyroscope, an RFID card reader and a control unit; the control unit switches the indoor navigation motion control and outdoor navigation motion control according to the data of the RFID card reader, before an AGV leaves the indoor environment, the gyroscope data is corrected according to the transverse deviation data of the AGV relative to the magnetic strips and attitude angle data of the gyroscope itself which are collected by the magnetic sensor, and steady motion of the AGV under indoor and outdoor scenes is achieved.

The present invention relates to the field of genetic engineering and molecular biology, and provides a splice and a sequencing library construction method. The splice is complementary double-stranded nucleic acid molecule, wherein one strand of the double-stranded nucleic acid molecule contains at least one uracil nucleotide, a P-S bond or I, and the P-S bond is a phosphorothioate bond. The sequencing library construction method comprises: linking the splice and a fragmentation product, cutting the U, the P-S bond or the I on the splice so as to remove small nucleic acid fragments, and then using polymerase to carry out an extension reaction to obtain an extension product. With the splice and the sequencing library construction method, doping of the splice self-linking product in the constructed sequencing library can be avoided.

The invention discloses an efficient cleaning device for car parts. The efficient cleaning device for car parts comprises a lifting oil cylinder, a shell, a buffer device, a containing groove, a clamping device, a cleaning device and a water supply pipe; the lifting oil cylinder is fixed to the inner wall of the bottom of the shell, the buffer device is fixed to the output end of the lifting oil cylinder, the containing groove is formed in the top of the buffer device, the clamping device is arranged on the outer side of the containing groove, the clamping device and the buffer device are fixed, the cleaning device is arranged above the containing groove, the cleaning device comprises a displacement assembly, a driving assembly and a cleaning brush, the displacement assembly and the shellare fixed, the driving assembly is fixed to the output end of the displacement assembly, the cleaning brush is fixed to the output end of the drive assembly, the water supply pipe is fixed to the inner wall of the top of the shell, and multiple spraying heads are fixed to the bottom of the water supply pipe. According to the efficient cleaning device for the car parts, the cleaning brush acts on the surface of the parts, dirt attached to the surfaces of the parts is rapidly cleaned, cleaning efficiency is improved, and water source waste is reduced.

The invention discloses a method and a device for removing useless picture resources in an APK (Android Package), and relates to the technical field of picture removal in the APK. The method comprises the following steps that: searching all Java files, finding all adopted picture resources in the Java file, and storing the picture resources in a created adopted picture resource list; searching all resource files, finding all adopted picture resources in the resource file, and storing the picture resources in the adopted picture resource list; in the APK file, finding all picture resource file directories, and storing all picture resources under the picture resource file directories in a created local picture resource list; and carrying out comparison analysis on the current local picture resource list and the adopted picture resource list, finding the useless picture resources in the APK file, and deleting the useless picture resources. By use of the method, picture references in codes and the resource files can be intelligently scanned so as to analyze and remove ineffective picture resources, and therefore, the method is intelligent, efficient and high in accuracy.

The invention discloses a gasoline engine particle catcher speed-reduction oil cut-off regeneration hierarchical control method and system. Accumulated carbon in a gasoline engine particle catcher isremoved through the engine speed-reduction oil cut-off process, a vehicle-mounted ECU judges whether fuel oil supplying cut-off of an engine is allowed or not according to the current accumulated carbon carrying capacity, and when the fuel oil supply of the engine is cut off, the vehicle-mounted ECU calculates the fuel oil supply cut-off duration of the engine through the current accumulated carbon carrying amount. According to the gasoline engine particle catcher speed-reduction oil cut-off regeneration hierarchical control method and system, on the premise that unnecessary hardware is not additionally arranged, accumulated carbon in a GPF is removed through the engine speed-reduction oil cut-off process and the control method in a matched mode, carbon can be effectively removed when thecarbon carrying amount of the engine is high, meanwhile, the GPF can be protected from being damaged by the too-high regeneration temperature, and accordingly, the service life of the GPF is ensured.

The invention provides a textile ironing device and relates to the technical field of textile equipment. The textile ironing device realizes treatment on dust on a fabric and ensures the ironing effect of the fabric. The textile ironing device comprises a base device, a dust removing device and an ironing device. The base device is provided with the dust removing device and the ironing device. Thebase device comprises a work table. The top of the work table is fixedly provided with a feeding roller, a collection roller and an operation box. The interior of the operation box is divided into adust removal chamber and an ironing chamber through a partition plate. A suction fan is arranged in the dust removal chamber. Through cooperation of a rotary motor, a cam, a curved block, a dust removing roller, a return spring and the suction fan, the impurities shaken out of the dust removal chamber are sucked out so that impurities are prevented from being adsorbed onto the fabric again, impurities on the fabric are removed, the subsequent ironing is promoted, the quality of the fabric is guaranteed and the wrinkles are reduced.

The invention discloses a combination equipment for grain screening and impurity removal for brewing, which includes a resonance wind screening machine and a vibrating grain sheller. etc., and use the reversing air outlet mechanism in the resonant air outlet screening machine to carry out preliminary clearing of light impurities such as grain husks. The shell machine sprinkles the grain once and completely and thoroughly removes the light impurities in the grain, realizing the thoroughness and completeness of clearing the impurities in the grain, and ensuring the hygiene and cleanliness of the grain.

The invention relates to the field of coiled material tension detection and control, in particular to a coiled material winding tension real-time detection and regulation system. The coiled material winding tension real-time detection and regulation system comprises a tension regulation mechanism, a tension detection module and a tension regulation module. The tension regulation mechanism comprises a driving roller, a driven roller, a first servo motor and a second servo motor. An output shaft of the first servo motor is fixedly connected with the driving roller. An output shaft of the secondservo motor is fixedly connected with the driven roller. The tension detection module comprises a Hall sensor for detecting the rotation turn numbers of the driving roller and the driven roller, and is used for calculating the winding thickness of coiled materials on the driving roller and the driven roller according to the winding turn numbers, detected by the Hall sensor, of the coiled materialson the driving roller and the driven roller as well as the thickness of single-layer coiled materials, then the figured-out winding thickness value is compared with a pre-calculated coiled material thickness value, and a corresponding regulation command is sent to the tension regulation module when the difference value between the figured-out winding thickness value and the pre-calculated coiledmaterial thickness value is greater than a preset difference value.

The invention provides a scrap iron cleaning device, belongs to the technical field of surface coating production of automobiles or other metal, and solves the problem that scrap iron relatively tightly adhered to the surface of an automobile body is difficult to clean by a conventional scrap iron cleaning device. The scrap iron cleaning device provided by the invention comprises a casing provided with an inner chamber; the casing is provided with a working face opposite to the surface of a to-be-cleaned object; a brush capable of cleaning scrap iron is fixedly connected to the working face; a plurality of small holes allowing the inner chamber to be communicated with the outside are formed in the working face; a magnetic component capable of sucking scrap iron into the inner chamber from the small holes is arranged in the casing; the brush works with the magnetic component. The scrap iron cleaning device can clean scrap iron on the surface of metal with any profile and scrap iron on the surface of metal with a relatively large inner chamber, can suck certain scrap iron that the brush can not reach easily, and has the advantages of double effects, completeness in cleaning, and good effect.

The invention relates to a laser-scanning-type power-transmission-line foreign matter remote removing apparatus and an application method thereof. The apparatus comprises a control system and an emitting device. The emitting device comprises a first scanning mirror, a second scanning mirror, a laser, an imaging lens, a first rotation table and a second rotation table. The first scanning mirror is installed on the first rotation table. The second scanning mirror and the imaging lens are installed on the second rotation table. An emergent laser beam of the laser successively passes through the first scanning mirror and the second scanning mirror and is reflected to a foreign matter to be removed. The imaging lens directly faces the foreign matter to be removed and carries out imaging on the foreign matter to be removed. A control system is used for controlling work of each component in the emitting device. He application method comprises the following steps of 1, initialization; 2, range finding guiding; and 3, foreign matter removing. In the invention, overadjustment does not need to be performed on the apparatus and the foreign matter on any direction of the power transmission line can be removed so that work efficiency is greatly increased.

The invention relates to a method and device for eliminating nanoparticles on the surfaces of substrates, such as a silicon wafer under the assistance of laser and in particular relates to a method and device which are characterized in that air is subjected to dielectric breakdown by using laser focusing to form sharply inflated plasmas, the air around the plasmas is rapidly compressed into a stronger shock front, and the stronger shock front directly acts on the surface of the substrate so that the nanoparticles are separated from the substrate, such as a wafer or a photomask under the action of force or rolling torque. The method and device disclosed by the invention are particularly suitable for removing 100nm and even smaller particles on the surface of the substrate.

The invention aims to provide a novel solvent-free compound gel mixing mechanism with high safety, high production efficiency, convenient operation, and good finished product quality. The mechanism comprises a stander, a spiral type heated double-layer barrel device, a proportioning detection and control device for double-component gel, an inflatable type desiccation pressurizer, and an inflatable type pipeline cleaning system for a quick change type joint. The spiral type heated double-layer barrel device has the barrel wall made of a double-layer stainless steel plate and adopts the heating mode of water input through the barrel bottom, spiral heating in the middle and water output through the upper part; the proportioning detection and control device for the double-component gel can carry out online correct measurement and real-time adjustment of the flow rate and proportion of the double-component gel; the inflatable type desiccation pressurizer can prevent air with higher water content outside the gel barrel from entering the gel barrel, thereby reducing the reaction between the gel and the water content; and the inflatable type pipeline cleaning system for the quick change joint cleans or replaces a pipe section by section through quick disassembly after flushing the gel in the pipe by air and solvent, thereby realizing the complete removal of the gel, and ensuring the production efficiency, quality and safety. In addition, compared with the prior equipment, the mechanism has convenient operation, a reasonable structure and beautiful appearance.

The invention provides a special-purpose operating head for dismounting foreign matters in a live-line way, which belongs to the fields of overhead line or cable maintaining, repairing equipment or methods. The special-purpose operating head is provided to solve problems in the prior art that foreign matters of conductors and ground wires are manually cleared; thus low clearing efficiency, high risks and low automation degrees are generated. The special-purpose operating head comprises a support. The bottom of the support is a connecting end. The upper part of the support is fixedly provided with a gear A. The lower part of the support is fixedly provided with a gear B. The gear A and the gear B are connected through a conveying device. The outer surface of the conveying device is fixedly provided with cleaning heads. The axle of the gear B is connected with the output shaft of a motor. The operating head further comprises a containing box. A separator plate is arranged inside the containing box. A vertical channel for allowing the cleaning heads to pass through is arranged on the separator plate. The two sides of the channel are provided with discharging heads. The operating head achieves a high automation degree. Collected foreign matters can directly enter the containing box. After operations are finished, the foreign matters can be cleared together. The danger caused by direct operations of workers can be lowered.

Disclosed is a power transmission line nest removal device. The power transmission line nest removal device is used for removing nests on power transmission poles to guarantee the safety of power transmission. A sliding platform is installed on a vehicle body in a sliding mode, a translation cylinder is arranged between the sliding platform and the vehicle body, and a fork lifter is arranged on the top of the sliding platform. A lifting adjusting mechanism is arranged on the top of the fork lifter, and a movable plate which moves up and down is arranged on the lifting adjusting mechanism. A big arm is installed on the movable plate in a hinged mode, and a big arm swing mechanism which drives the big arm to swing is arranged on the movable plate. A small arm is hinged to the big arm, and a small arm swing mechanism which drives the small arm to swing is arranged on the big arm. A front arm is hinged to the small arm, and a front arm swing mechanism which drives the front arm to swing is arranged on the small arm. A clamping assembly is arranged at one end of the front arm, and clamps the nests to achieve removal operation. A push rod assembly is arranged at the other end of the front arm, and removes residual branches by blowing or sucking air. The power transmission line nest removal device can efficiently achieve removal of the nests and guarantee the safety of power transmission.

The invention discloses a step line patrol obstacle cleaning robot and a method thereof. The robot comprises an advancing mechanism, which is a connecting rod moving telescopically; two ends of the advancing mechanism are respectively connected with a first control box and a second control box, and the first control box and the second control box are used for controlling the telescopic motion of the connecting rod to realize step crawling of the robot; a first wire clamping mechanism and a second wire clamping mechanism are respectively mounted on the first control box and the second control box, and are used for clamping and loosening a high voltage transmission line under the control of the first control box and the second control box; an obstacle cleaning mechanism is further mounted on the first control box, and is used for cleaning obstacles on the high voltage transmission line under the control of the first control box; and a manipulator is further mounted on the first control box, and is used for, under the control of the first control box, being hung on the high voltage transmission line to achieve an auxiliary supporting effect when the robot advances and crosses the obstacles, and cleaning the obstacles.

The invention relates to an intelligent cable deicer and a de-icing method thereof, and belongs to the cable de-icing technology field. The deicer includes an air bag. The air bag is provided with an opening side for wrapping a cable. Two ends of the opening side are coupling ends cooperated with each other. The air bag includes an inner capsule, a middle capsule and an outer capsule connected in order from inside to outside. The inner capsule wraps the periphery of a cable. The middle capsule and the outer capsule are provided with a middle inflation port and an outer inflation port respectively. The middle inflation port is connected with a compressed air storage tank. The deicer also includes a controller and a pressure sensor arranged on the inner wall of the inner capsule. The pressure sensor senses pressure applied by an ice layer and transmits a pressure value to the controller to control two compressed air storage tank switches, an outer inflation port exhaust switch and a middle inflation port exhaust switch to be on and off. Compressed air is quickly filled into the middle inflation port to produce detonation impact, metal impact blocks are adopted to produce pulse impact, and finally the ice layer is destroyed and removed through the impact.

The invention provides a full-automatic automobile cover. The full-automatic automobile cover comprises a cloth cover body unfolding mechanism, a cloth cover body, a cloth cover body closing mechanism and cloth cover body auxiliary unfolding mechanisms, wherein the cloth cover body unfolding mechanism is installed on a roof of an automobile, the cloth cover body is fixedly arranged on the cloth cover body unfolding mechanism in a sleeved mode through a top sleeve opening, the cloth cover body closing mechanism is arranged on the cloth cover body unfolding mechanism, the cloth cover body auxiliary unfolding mechanisms are arranged on the cloth cover body unfolding mechanism and the cloth cover body closing mechanism, the cloth cover body is driven by the cloth cover body unfolding mechanism to be unfolded or folded, the cloth cover body closing mechanism is driven by the cloth cover body unfolding mechanism to close an opening formed in the lower end of the cloth cover body when an automobile body is covered with the cloth cover body, the cloth cover body auxiliary unfolding mechanisms smoothen the cloth cover body in the whole process so that the cloth cover body can be smoothly unfolded or folded, and the cloth cover body auxiliary unfolding mechanisms remove dirt on the cloth cover body when the cloth cover body is folded. According to the full-automatic automobile cover, the cloth cover body can be unfolded or folded, and when the cloth cover body is unfolded or folded, the cloth cover body can be smoothened so that the cloth cover body can be smoothly unfolded or folded; in addition, dirt on the cloth cover body can be removed in time during folding; besides, air is effectively prevented from entering the cloth cover body from the opening formed in the lower end of the cloth cover body.

A layout cell includes layout cell information including information about at least one component, and a layout cell identifier identifying the layout cell. The layout cell identifier includes geometrical information about the layout cell.

The invention discloses a recyclable overhead line clearing device. The device includes a moving clearing portion including a main body provided with a socket and an electromagnetic locking tongue, and a hanging line portion including a base, a hook plate and a V-shaped hanging line block, wherein the base is provided with a vertical extending pin, the hanging line portion further includes a linkmechanism used for locking a cable segment bound by the V-shaped hanging line block when the base is pulled down and releasing the cable segment when the base is lifted, the moving clearing portion and the hanging line portion are in a combined state or a separated state, in the separated state, the hanging line portion can be hung on the cable, and the cable segment bound by the V-shaped hangingline block is locked. The device is advantaged in that recycling is very convenient, the hanging line portion does not need to be moved on the line, in addition to being suitable for manual work, thehanging line portion is further particularly suitable for working with robots and robotic arms.

The invention relates to a dust detector of a projection lens and a dust remover; the dust detector of the projection lens comprises a lighting component, a light intensity detector and a microprocessor; the lighting component and the light intensity detector are arranged at one side of the projection lens through a bracket; the microprocessor is respectively connected with the lighting component and the light intensity detector; the lighting component emits ray to the lens of the projection lens; the light intensity detector detects the ray received by the lens and emitted by the lighting component, and the lens reflects the light intensity of the ray and sends the light intensity to the microprocessor; the microprocessor detects if the light intensity exceeds the preset light intensity threshold value, and outputs the detection result that the projection lens has dust when the light intensity exceeds light intensity threshold value; the device can effectively improves the efficiency of dust detection on the projection lens and has relatively high detection accuracy.