39results about How to "Affects vision" patented technology

The invention provides a laser-guided AGV navigation and location method and device employing multiple laser scanners. Two laser scanners are arranged at two positions of an opposite angle at the front end of an AGV body and an opposite angle at the rear end, arranged along the diagonal line of the AGV and located on a same installation plane. A wider scanning view can be obtained through data fusion processing on scanning information obtained by two laser scanners in different directions, and the problem that the view is blocked due to the fact that the laser scanners are shielded by the AGV is solved. Therefore, the condition that the AGV obtains more comprehensive environment data can be effectively ensured, more accurate navigation and location effects are obtained, and the navigation and location stability and accuracy are improved.

The invention relates to a warning device, in particular to a road maintenance warning device. The technical problem to be solved by the present invention is to provide a road maintenance warning device which is convenient for fixed position and all-round warning. In order to solve the above technical problems, the present invention provides such a warning device for road maintenance, including warning signs, etc.; the bottom of the base is symmetrically equipped with wheels, the upper part of the base is provided with a fixing device, the top of the base is provided with a rotating device, and the top of the rotating device is provided with There are warning signs. The invention drives the warning sign to rotate through the rotating device, so as to remind the vehicles in all directions to pay attention to driving in all directions according to the demand, so as to avoid safety accidents, and cooperates with the side of the wheel through the snap ring.

The invention relates to a logistic delivery tricycle, and disclosesa translational motion wiper for a logistics vehicle. The problem that arc-shape oscillation of the existing wiper cannot completelyclean the windshield, and contamination in other areas of the windshield affects the driver's vision can be solved. A translational motion wiper for a logistics vehicle includes a wiper and a drive device for driving moiton of the wiper, The wiper is arranged along the horizontal or vertical direction of the windshield and one side of the wiper is in contact with the surface of the windshield. The driving device drives the wiper to translate along the horizontal or vertical direction of the windshield. The wiper has the advantages that the wiper can clean the whole windshield, the dirt on thewindshield can be prevented from affecting the vision of the driver, and the driving safety can be improved.

The invention discloses a cavitating jet cleaning disc with a recovery function, which belongs to the technical field of cleaning. The cavitating jet cleaning disc with a recovery function comprises acleaning disc, a suction cover, a sewage pipe and a push handstand. The cavitation jet cleaning disc made by the scheme can be used for underwater cleaning of equipment such as ships or oil platforms. By adding the recovery system, microorganisms such as clams attached to the underwater part of a cleaned device and other contaminants can be effectively smashed and cleaned and can be recovered tothe shore for filtration to avoid secondary contamination on the seawater. In addition, the operation is convenient, the recovery efficiency is high, the cleaning efficiency of the underwater cavitating jet disc is not affected, and the anti-corrosion coating on the surface of the cleaned device is not damaged during the cleaning process.

The invention discloses a bulldozer which comprises a main machine frame. An engine, a machine cover and an exhaust gas post-processing device are arranged on the main machine frame. A gas inlet of the exhaust gas post-processing device is communicated with a worm wheel gas outlet of the engine through a pipeline. The exhaust gas post-processing device is fixed to the machine cover. Vibration generated by the engine in the bulldozer needs to be transmitted to the main machine frame through an engine supporting frame or a shock absorption device and then transmitted to the machine cover through the main machine frame, so that the vibration transmission path is long, vibration damping becomes complex, the damping value is high, and vibration transmitted to an air filter is quite small; vibration caused by working of a scraper knife working device to the main machine frame is transmitted to the exhaust gas post-processing device through the main machine frame, the machine cover, the shock absorption device and the like, so that the vibration transmission path is long, and the exhaust gas post-processing device is accordingly less influenced by vibration caused by working of the scraper knife working device; the exhaust gas post-processing device is arranged on the machine cover, and therefore the length of an exhaust pipeline can be shortened, pipeline layout can be optimized, and system working reliability can be improved.

The invention discloses a power distribution cabinet with a dust removal mechanism, which comprises a cabinet body, a mounting plate is fixedly mounted on the inner wall of the cabinet body, a plurality of electricity meters are fixedly mounted in the front side wall of the mounting plate at equal intervals, a threaded rod and a limiting rod are vertically arranged in the cabinet body, the threaded rod is rotatably connected in the cabinet body, the upper end of the threaded rod penetrates through the upper end face of the cabinet body and is provided with a servo motor, the output end of the servo motor is fixedly connected with the upper end of the threaded rod, and the servo motor is fixedly installed on the upper end face of the cabinet body. According to the invention, the stepping motor drives the friction roller to rotate through the output end, so that friction is generated between the friction roller and the electrostatic plate, static electricity is generated on the surface of the electrostatic plate, and therefore, dust can be well adsorbed, dust is prevented from falling into the cabinet body again, dust collection is facilitated, and influence of dust on the view of a meter reader is avoided; and the meter reading accuracy is improved.

The invention provides a light control structure, a display device and a working method, and belongs to the technical field of display. The light control structure includes: a first electrode; a second electrode; and a two-dimensional material layer positioned between the first electrode and the second electrode, wherein the long axis direction of the two-dimensional material in the two-dimensional material layer is controlled by an electric field between the first electrode and the second electrode. According to the technical scheme of the light control structure, display device and working method, the emergent direction of the light rays of the display screen can be controlled.

The invention relates to the technical field of surgical instruments, in particular to an absorbable tissue clamp. Comprising a cleaning assembly, a clamping assembly and an operating handle, the clamping assembly comprises a tissue clamp and a clamping arm, and the cleaning assembly comprises a shell, a blood suction gun and a water outlet pipe. Mucus, blood, water and other mixtures are sucked through the blood suction gun, the mucus and the blood are prevented from affecting the operation view, the clamping arms slide in the shell by operating the handle, the tissue clamp is pushed to be closed and clamp a wound, wound bleeding is prevented, finally, the wound is sutured, and the operation is completed. And the clamping and suturing sight of a doctor is hindered.

The invention relates to a snow melting vehicle and a dissipated steam eliminating device thereof. The snow melting vehicle comprises a vehicle body and a steam cover arranged on the vehicle body; thesnow melting vehicle further comprises a collection passage with an exhaust fan; and the collection passage is provided with an air suction opening extending to the steam cover to collect dissipatedsteam of the steam cover. Through the exhaust fan, the dissipated steam of the steam cover is collected to prevent the dissipated steam from surrounding the vehicle body to affect the visual field ofa driver; after the dissipated steam is collected, the running of passing vehicles cannot be affected so that the driving safety is enhanced, and the image of the snow melting vehicle product is alsoimproved; and meanwhile, a situation that the steam is gathered around the vehicle body to cause erosion to a chassis part and cause short circuit of a chassis wiring harness is avoided.

The invention belongs to the technical field of metal smelting, and discloses a movable cover vehicle and a treatment method for water-containing flying dust in a steel slag hot disintegration process. The treatment method for the water-containing flying dust in the steel slag hot disintegration process comprises the following steps that 1), the movable cover vehicle is arranged above a hot disintegration pool, steel slag is poured into the hot disintegration pool, and the movable cover vehicle protects the steel slag pouring process; 2), the steel slag poured into the hot disintegration poolis cooled by spraying by using a spraying device; 3), dust removal treatment is carried out on the generated water-containing flying dust; 4), dehydration treatment is carried out on the water-containing flying dust subjected to the dust removal treatment; and 5), gas subjected to the dust removal treatment and the dehydration treatment is exhausted. The treatment method for the water-containing flying dust in the steel slag hot disintegration process can effectively treat the water-containing flying dust in the steel slag hot disintegration process, so that the treated gas can reach emissionstandards.

The invention discloses a pair of medical anti-fog and anti-pressure sore protective glasses which comprises lenses, a glasses frame assembly, a heating assembly and a wearing piece, the number of thelenses is two. The glasses frame assembly comprises a main glasses frame and two auxiliary glasses frames, the two auxiliary glasses frames are detachably connected to the two sides of the main glasses frame respectively, two installation spaces are defined between the two auxiliary glasses frames and the main glasses frame, and the two lenses are installed in the two installation spaces respectively. The heating assembly is arranged in the main glasses frame and the auxiliary glasses frame and is used for heating the two lenses; the wearing piece is connected with the two auxiliary glasses frames and used for wearing the glasses frame assembly. According to the medical anti-fog and anti-pressure sore protective glasses provided by the invention, the heating assembly can be used for heating the lenses, so that the view of medical personnel is prevented from being influenced by fog generated on the lenses, and meanwhile, the lenses and the glasses frame assembly are convenient to disassemble and assemble and convenient to replace.

The invention relates to the technical field of fire extinguishing devices and particularly discloses an automatic folding fan type fire extinguisher. The fire extinguisher comprises a gas bottle filled with a fire extinguishing object; the fire extinguishing object is sprayed from a spray nozzle on a gas bottle operating part through pressure; a spray pipe for forming the spray nozzle is arranged on in gas bottle operating part; a plurality of fan blades are arranged on the spray pipe; a plurality of linkage rings are arranged at roots of the fan blades; a circular hollow assembly barrel is formed by the linkage rings; linkage structures which are sequentially connected to form chain driving are arranged on the linkage rings; the assembly barrel is sleeved on the spray pipe; and a pneumatic device for driving the first fan blade is arranged between the spray pipe and the assembly barrel. The fire extinguisher disclosed by the invention is reasonable in structure and has the advantages that part of air pressure is guided into the assembly barrel via an air hole when the fire extinguisher sprays; a poking plate is pushed and the fan blades are sequentially unfolded to form a transparent protective screen and shield smoke dust; the fan blades are driven by a reset spring to be sequentially folded after the fire extinguisher is used, so that the fire extinguisher is capable of effectively avoiding smoke dust influencing the view of users and reducing the influence of harmful matters in the smoke dust on the health of the users.

The invention provides an energy absorption device with the function of protecting pedestrians during collision. The energy absorption device is used for absorbing impact energy during collision whena vehicle and the pedestrians are in collision. The energy absorption device comprises a front air window frame and a popup component. The front air window frame is provided with an upper window framebody close to the top of the vehicle. The popup component is arranged to be capable of popped up from the upper window frame body at a preset speed when triggered so as to at least cover front air window glass of the vehicle and the rear edge of an engine cover simultaneously. The popup component is made of a completely-transparent material or a material with the preset transparence and is constructed to be capable of deforming during collision so as to absorb the impact energy during collision. The layer of popup component is additionally arranged on the front portion of a front air window and can at least cover the front air window glass of the vehicle and the rear edge of the engine cover simultaneously when triggered, thus when the vehicle and the pedestrians are in collision, the situation that the heads of the pedestrians impact the hard areas such as the lower middle portion of the front air window glass and the rear edge of the engine cover can be avoided, and thus the harm tothe heads of the pedestrians is relieved.

The invention provides an anti-fog and dustproof multifunctional laparoscope lens and a method, and relates to the technical field of medical instruments. The middle of the front end of the laparoscope body is fixedly connected with a laparoscope lens, the laparoscope lens is located in the middle of the interior of a limiting frame, the middle of the front end of the top of the limiting frame is fixedly connected with the bottom of a rectangular protruding plate, and the upper portion of the front end of the protruding plate is fixedly connected with the rear end of a telescopic part. When the adjusting gear rotates, an adjusting ring gear tooth groove is meshed with the adjusting gear, so that the adjusting ring gear rotates in a rotating groove in the inner side of the control frame, four wiping brushes synchronously rotate while the adjusting ring gear rotates, and the front end position of the laparoscope lens is accurately wiped. The problem that too much operation time is consumed when an abdominal cavity lens is taken out of a patient to be cleaned is solved.

A pair of 3D printed waterproof glasses comprises lenses, glasses frames and glasses legs; the lenses are connected with the glasses frames, and a connecting piece connects the two glasses frames; a liquid storage cavity is formed in the connecting piece, and an electric heating piece is arranged in the liquid storage cavity; annular cavities are formed in the glasses frames and are communicated with the liquid storage cavity; fixing pieces are arranged on the glasses frames, and rotating pieces are rotationally connected with the fixing pieces; plug connectors are arranged on the glasses legs, slots are formed in the rotating pieces, and the plug connectors are inserted into the slots; cavities are formed in the plug connectors, and movable plates are arranged in the cavities; a spring is connected with two movable plates; positioning grooves are formed in the fixing pieces; first connecting rods are arranged on the movable plates, and positioning pieces are arranged on the first connecting rods and inserted into the positioning grooves; and second connecting rods are arranged on the movable plates, and pressing pieces are arranged on the second connecting rods. According to the glasses, the situation that the visual field of a user is affected by fogging of the surfaces of the lenses is prevented, the glasses legs are convenient to disassemble and assemble, different glasses legs can be replaced according to needs, people with different facial forms can use the glasses conveniently, and the use effect is extremely good.

The invention discloses obstacle clearing equipment for a locomotive head and relates to the technical field of railways and trains. The obstacle removing device comprises an obstacle removing plate,a guide roller and a flow guide plate, wherein the obstacle removing plate is mainly formed by two arc-shaped plates which are symmetrically and integrally formed along the vertical center line, the whole obstacle removing plate is obliquely arranged around the vertical center line, and a lower end of the obstacle removing plate inclines towards the front side; a first mounting through groove is formed in an upper end of the obstacle clearing plate, and a second mounting through groove is formed in the lower end of the obstacle clearing plate; the first installation through groove is used forinstalling a plurality of guide rollers arranged in the vertical direction, and meanwhile the second installation through groove is used for clearance fit of the flow guide plate. Through the arrangement of the guide rollers, the flow guide plates, the adjusting plates, the arc-shaped curved surfaces, the adsorption plates, the electromagnetic plates and the arc-shaped flow guide grooves and the cooperation of components, when the device cleans obstacles such as ice and snow and silt, flying can be effectively avoided, and meanwhile, the device is also convenient to clean large obstacles.

The invention discloses a rear-view mirror in an automobile. The rear-view mirror in the automobile comprises a mirror base, a mirror shell, a lens installed on the mirror shell and a connection supporting frame. The connection supporting frame and the mirror shell are integrally formed. The connection supporting frame is located in a cavity formed by the lens and the mirror shell. An anti-loosening boss is arranged on the connection supporting frame and a mirror base connection hole and a bolt hole are formed. A groove containing a locking nut is formed in the anti-loosening boss. The end of the mirror base is inserted into the mirror base connection hole. The bolt is inserted into the bolt hoe and penetrates through the end of the mirror base and the bottom of the groove to be matched with the locking nut. The mirror shell is locked and fixed to the mirror base. The end of the anti-loosening boss is provided with a structure preventing the locking nut from falling. The structure can prevent the locking nut from loosening and falling onto the bottom of the cavity formed by the lens and the mirror shell, abnormal sound and vibration of the rear-view mirror in the running vehicle are relieved and the rear-view mirror is convenient to maintain.

The invention provides a method and system for calibrating a streaming media outside rear-view mirror, and relates to the field of vehicles. The method for calibrating the streaming media outside rear-view mirror includes: mapping the coordinate system change relationship of the panoramic acquisition module into the coordinate system of the streaming media acquisition module so as to calculate the coordinate system change relationship generated by the streaming media acquisition module relative to the original position, wherein the panoramic acquisition module and the streaming media acquisition module are mounted on an outside rear-view mirror on the same side of a vehicle; mapping the coordinate system change relationship of the streaming media acquisition module to a display coordinatesystem of a streaming media display module to calculate a coordinate system change relationship generated by the display coordinate system of the streaming media display module relative to the original position; and finally, readjusting the image display area of the streaming media display module according to the coordinate system change relationship of the display coordinate system of the streaming media display module. The visual field of the streaming media display module can be calibrated, the development cost is saved, and the operation is simple and convenient.