11results about How to "Good sight" patented technology

The present application relates to a kind of continuous casting machine quick replacement crystallizer's method, belong to steelmaking continuous casting equipment overhaul method technical field.The technical scheme of the present application is: using the track arrangement high leg single beam crane and low leg single beam crane of tundish car dismounts and installs crystallizer, in situ handheld electric handle operation;Crystallizer inlet valve and crystallizer backwater valve adopt pneumatic cut-off valve;Crystallizer replacement is divided into preparation, replacement and finishing three stages.The beneficial effects of the present application are: under the condition of guaranteeing safety, to improve the efficiency of replacing crystallizer, corresponding increase the time of continuous casting machine production.

The utility model provides a maintenance platform convenient to adjust position, which relates to the technical field of maintenance platforms, and comprises a maintenance platform, the bottom of the maintenance platform is fixedly connected with a plurality of limiting rods, two fixed bases are arranged below the maintenance platform, two limiting grooves are formed in the top of each fixed base, and the limiting rods are fixedly connected with the limiting grooves. A two-way lead screw is arranged between the two fixed bases, and the outer ring of the two-way lead screw is sleeved with two threaded sleeves. According to the utility model, when the maintenance platform is adjusted to a proper height, an operator can more conveniently approach and operate a maintenance object and conveniently see details and structures of the maintenance object clearly, so that the time wasted by adjusting the object or the position of the operator is reduced; in addition, the maintenance platform with the appropriate height can also enable operators to keep better sight and comfort in the maintenance process, the maintenance accuracy and quality of the operators are guaranteed, and therefore work can be completed more quickly.

The utility model discloses an anti-radiation mask for radiology department, which relates to the technical field of medical instruments and comprises an anti-radiation mask, a mask eye protection mechanism is connected in front of the anti-radiation mask, and a mask bottom protection mechanism is connected below the anti-radiation mask. The mask eye protection mechanism comprises an eye protection cover connected to the front portion of the anti-radiation mask, and goggles used for protecting eyes are installed in front of the eye protection cover. According to the anti-radiation mask for the radiology department, the mask clamping rings are connected to the upper portion of the anti-radiation mask, the connecting band is connected between the mask clamping rings, the middle rope is installed in the middle of the connecting band, and the middle rope adjusts the sizes of the mask clamping rings through the adjusting band, so that the mask clamping rings can be adjusted according to the head diameter of a wearer; according to the anti-radiation mask, the situation that the mask clamping ring clamps too tightly or the mask clamping ring is too loose and falls off can be avoided, the anti-radiation mask is fully worn in front of the face of a user, and the wearer is protected.

The utility model discloses a shaping grinding head machine for false tooth processing, which belongs to the field of false tooth processing and comprises a base, a cavity is arranged in the base, a clamping mechanism is arranged in the cavity, a placing seat is fixedly connected to the rear side of the top of the base, a clamping groove is arranged in the placing seat, and a handheld grinding head machine is placed in the clamping groove. A lighting mechanism is arranged behind the clamping mechanism and comprises a supporting column fixedly connected to the top of the base, a torsion rod is rotationally connected to the top of the supporting column, and a mounting disc is hinged to the other end of the torsion rod. The denture repairing device has the beneficial effects that the illumination mechanism is arranged, dentures are illuminated through the illumination mechanism, better sight is provided, the dentures can be conveniently observed, and repairing is more accurate; the convex lens is arranged on the front side of the convex lens, the distance between the convex lens and the light source is adjustable, and light gathering and scattering can be adjusted conveniently; the mounting disc is rotationally connected to the supporting column through the torsion rod, and the mounting disc and the torsion rod are in spherical hinge, so that the direction of the light source is conveniently adjusted.

The utility model relates to the technical field of wound nursing, in particular to a wound nursing device which comprises a base, two supporting frames are arranged at the top of the base, a gap exists between the two supporting frames, placing plates are arranged on the two supporting frames, a plurality of supporting columns are arranged on the base, and the supporting columns are arranged on the base. Illuminating lamps are installed on one sides of the multiple supporting columns, moving mechanisms are arranged between the multiple supporting columns and the base, and the moving mechanisms enable the distance between the multiple supporting columns and the two supporting frames and the distance between the multiple illuminating lamps and the two supporting frames to be adjusted. The device can be adjusted relative to the position of a wound of a patient through a plurality of illuminating lamps, so that the sight of the wound of the patient is better in the cleaning process, and the wound of the patient can be cleaned more carefully.

The utility model discloses a corrosion-resistant high reflection anti-dazzling rearview mirror, which relates to the technical field of rearview mirrors, and comprises a lens, a shell and a scraping component used for cleaning the lens, the scraping component comprises a mounting groove arranged in the shell, a micro motor is fixedly arranged in the mounting groove, and the micro motor is arranged in the mounting groove. One side of the micro motor is connected with a rotatable reciprocating screw rod, the outer wall of the reciprocating screw rod is in threaded connection with a moving sleeve, a through groove is formed in the front side of the outer wall of the shell, a connecting piece is arranged in the through groove, one end of the connecting piece is connected to the front side of the moving sleeve, and the other end of the connecting piece is fixedly connected with a moving block; and the lower part of the moving block is fixedly connected with a scraping plate. According to the rearview mirror, the scraping assembly is arranged, when the mirror surface of the rearview mirror is shielded by sundries, a driver can scrape the sundries on the surface of the mirror surface by starting the scraping assembly, and therefore the driver can obtain good sight without being excessively distracted, and the using safety of the rearview mirror is improved.

The utility model relates to the technical field of edge sealing devices, and discloses a paper cup edge sealing device which comprises a paper cup edge sealing machine body, a transverse plate is fixed to the surface of the paper cup edge sealing machine body, a limiting assembly is arranged on the surface of the transverse plate, a supporting structure is arranged on the surface of the limiting assembly, and a lifting device is arranged on the surface of the limiting assembly. The lifting device is connected with the transverse plate, the limiting assembly comprises a sliding rod, a movable plate, a through groove and a fixed rod, the sliding rod is fixed to the bottom of the transverse plate, the movable plate is slidably connected to the surface of the sliding rod in a sleeved mode, the through groove is formed in the surface of the movable plate, and the fixed rod is fixed into the through groove. According to the feeding device, the whole roll of raw material paper can be horizontally pushed after being lifted to the designated height, then feeding operation is achieved, the sight line is good, and the problem that the feeding difficulty is increased due to the fact that the sight line is poor during feeding of an existing device is solved.

The utility model discloses a safety helmet for engineering supervision, which comprises a safety helmet body, the upper surface of the safety helmet body is clamped with an irradiation lamp through a clamping groove, the bottom surface of the safety helmet body is fixedly connected with three pieces of sunscreen cloth, and the upper surface of the safety helmet body is fixedly connected with two supporting plates. According to the safety helmet, the irradiation lamp, the sun protection cloth, the magnetic attraction blocks, the bearing plate, the rotating rod and the protective mask are arranged, the irradiation lamp is clamped to the upper portion of the safety helmet body through the clamping groove, an operator can conveniently provide good sight through irradiation of the irradiation lamp, and the safety helmet has the advantage that sufficient light is provided; when a user wears the safety helmet, the sunscreen cloth can be attached to the rear neck and the two side necks for shielding, sunburn caused by irradiation of sunlight to the necks is avoided, the safety helmet has the advantages of sunscreen and shading, magnetic attraction butt joint is conducted through magnetic attraction blocks and magnetic attraction grooves, the protective mask is rapidly installed on the safety helmet body, the angle is adjusted through rotation of rotating rods, sandy soil is prevented from entering the eyes, and the safety helmet is convenient to use. The glasses have the advantage of protecting eyes.

The utility model discloses a forward-installed angular displacement sensor vibration test clamp, which comprises a mounting plate and a Z-shaped pressing plate, a plurality of mounting sinking grooves are arranged on the mounting plate, mounting screw holes are arranged at the bottoms of the mounting sinking grooves, pressing plate screw holes are respectively arranged at positions outside two opposite sides of each mounting sinking groove on the mounting plate, and the Z-shaped pressing plate is arranged on the Z-shaped pressing plate. A plurality of pressing plate screws penetrate through pressing plate through holes in one transverse plate of the corresponding Z-shaped pressing plate and then are connected with corresponding pressing plate screw holes, and an output shaft of the angular displacement sensor is clamped between the ends of the other transverse plates of the two Z-shaped pressing plates outside the two opposite sides of the same installation sinking groove. The device is convenient to operate, the surface of the housing of the angular displacement sensor is not liable to be damaged, and the surface of the output shaft is not liable to be damaged; during a vibration test, the angular displacement sensor is in an upright state which is the same as the application state of the angular displacement sensor in practical application, so that the accuracy of a vibration test result is improved.

The gas mask comprises a gas mask body, a gas mask window lens, an exhalation valve and an interphone are arranged on the front face of the gas mask body, head band fixing lock catches are arranged on the two sides of the gas mask body, and the water mist brush is arranged on the inner surface of the gas mask window lens. A water mist brush external knob is arranged on the outer surface of the water mist brush and is connected with the water mist brush through a manual rotary sealing assembly.

The invention relates to the technical field of fireproof doors, in particular to an active steel-wood heat insulation fireproof door. Comprising a door plate; the door plate is provided with an observation window, and the glass is arranged in the observation window; the number of the shielding plates is two, the shielding plates are both connected to the door plate in a sliding mode and used for preventing the glass from being smoked by fire, the door plate is connected with a connecting piece in a sliding mode, and the two shielding plates are both fixedly connected with the connecting piece; the first fixing shell is fixedly connected into the door plate, the first fixing shell is connected with a first sliding rod in a sliding mode, and the first sliding rod is fixedly connected with the connecting piece. The two sides of the glass on the door plate are shielded through the two shielding plates, so that the light transmittance of the glass cannot be affected by long-time fire smoking when a fire occurs, the situation that firefighters cannot observe the fire through the observation window is avoided, the situation that the glass is damaged due to long-time fire smoking can be avoided through shielding of the shielding plates, and the service life of the firefighters is prolonged. And the economic loss caused by the fire is reduced.