10results about How to "Stainless" patented technology

The utility model relates to the technical field of hexagonal spindle nuts, and discloses a rust-proof hexagonal spindle nut which comprises a nut body, a hollow cylinder is fixedly connected to the surface of the nut body, and annular air bags are arranged on the inner wall of the hollow cylinder and the upper side and the lower side of the nut body in an attached mode. And pressing rings are attached to the side, away from the nut body, of the annular air bag and the inner wall of the hollow cylinder. Through cooperation of the nut body, the hollow cylinder, the annular air bag, the pressing ring, the rectangular block, the first strip-shaped hole, the second strip-shaped hole, the first groove and the elastic support, after the nut is screwed on a main shaft, the pressing ring can exert certain pressure on the annular air bag, the annular air bag is in close contact with the main shaft through the pressure, and at the moment, the annular air bag is tightly pressed. The contact surface between the nut and the main shaft can be sealed through the annular air bag, so that the contact threads between the nut and the main shaft cannot be rusted due to damp.

The invention relates to an anti-drowning automatic life-saving necklace and a working method thereof. The necklace comprises an annular collar, on which a plurality of life-saving beads are evenly connected in series. The collar is hollow inside, and a pendant is connected to the bottom end of the collar. The pendant is hollow inside, and a water-expanding object is arranged near the upper end of the pendant. The lower end of the water-expanding object is connected to a steel wire via a movable push rod. The steel wire extends upward into the collar and is connected to the inside of the life-saving bead via a plurality of branch steel wires. The life-saving bead comprises a hemispherical gas cylinder, one branch steel wire of which is connected to the gas cylinder via a gas cylinder switch, the gas cylinder switch is communicated with an air bag via an air inlet pipe, and the other branch steel wire is connected to an upper cover pop-up device. The pendant is provided with a plurality of water inlet holes. The anti-drowning automatic life-saving necklace has a reasonable structure and can effectively protect the life safety of people who cannot swim.

The utility model provides an axial flow pump guide piece, and belongs to the technical field of mechanical equipment. The technical problems that an existing axial flow pump guiding piece is inconvenient to machine, low in efficiency and the like are solved. The axial flow pump guide part comprises a shell and a guide wheel, the shell comprises a circular ring part, a cylinder part and a connecting part, the circular ring part and the cylinder part are formed by flanging a stainless steel pipe, the connecting part is fixedly welded to the cylinder part, the guide wheel is formed by plastic injection molding and comprises a volute, a plurality of blades and a hub, and the inner circumferential face of the cylinder part is in interference fit with the outer circumferential face of the volute. The water outlet section is provided with a flange part protruding outwards and fixedly connected with the circular ring part in an abutting mode, the lower end of the volute protrudes outwards to form a flange part, and the connecting part, the flange part and the water inlet connecting piece are fixed through a second fixing piece. The device is convenient to process and high in efficiency.

A cleaning channel is arranged on a machine table, a feeding station, a spraying station, a blow-drying station and an atomizing station are sequentially arranged along the cleaning channel, and a conveying structure used for clamping ferrules to sequentially advance is arranged on the machine table. The spraying station comprises a spraying assembly for spraying super essential oil and a first lifting assembly for driving the spraying assembly to move up and down; the blow-drying station comprises a blow-drying assembly for blow-drying super essential oil and a second lifting assembly for driving the blow-drying assembly to move up and down; the atomizing station comprises an atomizing assembly for spraying anti-rust mist and a third lifting assembly for driving an atomizing structure to move up and down; a rotating seat corresponding to the spraying station and the blow-drying station and a supporting seat corresponding to the atomizing station are arranged on the cleaning channel, the rotating seat and the supporting seat are communicated with the bottom of the cleaning channel, and a driving assembly for driving the rotating seat to rotate is arranged on the cleaning channel.

The utility model relates to the technical field of composite beams, and discloses an anti-corrosion durable assembly type profile steel-UHPC outer wrapping roof composite beam which comprises a base, an installation mechanism is fixedly arranged on the top face of the base, and an auxiliary mechanism is fixedly arranged on the side face of the installation mechanism. The mounting mechanism comprises a mounting part and a connecting part; the side surface of the mounting part is fixedly connected with the side surface of the connecting part; the mounting part comprises a lower box-shaped column, and the bottom surface of the lower box-shaped column is in sealing contact with the top surface of the base. By adopting an ultra-high performance concrete material and a special formula, the assembly type profile steel-UHPC externally-wrapped roof combination achieves the effects of high durability and high corrosion resistance, the problem of a complex process of a conventional prestressed concrete beam is solved, the overall cost is saved through the excellent performance of UHPC ultra-high performance concrete, steel bar materials are reduced, the construction process is optimized, the innovative structure is achieved, and the assembly type profile steel-UHPC externally-wrapped roof combination is suitable for large-scale popularization and application. And the profile steel-UHPC externally-wrapped roof composite beam structure can be widely applied to water conservancy building structures.

The utility model relates to gold mining technical field, and disclose a device for plugging drilling hole, including the plugging cylinder, the top fixedly connected with the plugging pressure plate of plugging cylinder, the top fixed mounting of plugging pressure plate has the connecting thread seat in the central position, the upper and lower end central position of penetrating the connecting thread seat and plugging pressure plate is provided with the plugging screw rod, the bottom fixed mounting of plugging screw rod has the connecting rod, the bottom of connecting rod is installed with the plugging block through the connecting bolt, through plugging screw rod, connecting rod, plugging block, plugging cylinder, expansion slot, can be from inside to outside and plugging cylinder is expanded, need not to hit with great force, reduce the damage probability, reduce personnel labour intensity at the same time, when plugging drilling hole, will not rust, service life is higher, can improve the friction, reduce the probability that plugging cylinder slips out drilling hole, further reduce the probability of groundwater leakage, facilitate the improvement sealing effect.

According to the wire rod structure for achieving the self-absorption wire rod, the wire rod comprises a transmission signal wire and a power wire, the transmission signal wire comprises a signal wire A, a signal wire B and a signal wire C, the periphery of the signal wire A is coated with a green insulation layer to form a green insulation wire A, the periphery of the signal wire B is coated with a white insulation layer to form a white insulation wire B, and the signal wire A is coated with a white insulation layer. The periphery of the signal wire C is coated with a blue insulating layer to form a blue insulating wire C. The power supply wire comprises a signal wire D and a signal wire E. The soft colloidal magnetic material is formed through extrusion forming of the magnetic material, the soft colloidal magnetic material can be made into wire specifications of different shapes meeting the requirements of customers through extrusion forming, an internal signal wire and a power supply wire are high-frequency wire groups, and the influence of the magnetic material on the internal wire groups can be reduced through combination of the structure and the material; and magnetic absorption and signal transmission do not influence each other.

The utility model relates to the technical field of liquid fertilizer processing, and discloses a liquid fertilizer rust removal device which comprises a conveying pipe and a communicating pipe arranged on the conveying pipe, the communicating pipe is perpendicular to the conveying pipe, a rust removal device is arranged in the communicating pipe, the rust removal device comprises a cover body, the lower end of the cover body is fixedly connected with a stainless steel sleeve, and the lower end of the cover body is fixedly connected with the stainless steel sleeve. Magnets are fixedly connected in the stainless steel sleeves, the number of the stainless steel sleeves is multiple, and the stainless steel sleeves are arranged at equal intervals; according to the novel rust removal device applied to the liquid fertilizer, by arranging the rust removal device, impurities such as rust can be filtered out in the transportation process of the liquid fertilizer in the conveying pipe, the filtered rust is adsorbed on the stainless steel sleeve, the rust is conveniently taken out, the stainless steel sleeve does not rust after being used for a long time, and the service life is long.

The utility model relates to cable connection technical field provides a kind of cable head mounting structure, including C type sleeve, front plug connector, rear plug-in lightning arrester and rear plug, the left mounting hole for C type sleeve end insertion is equipped in the side of front plug connector, the right mounting hole for rear plug-in lightning arrester insertion is equipped in the other side, the right insertion hole for rear plug insertion is equipped in the side of rear plug-in lightning arrester.The utility model overcomes the deficiency of prior art, and design is reasonable, compact structure, threaded hole of double-end bolt and type sleeve and the hollow conduit threaded connection of connecting guide rod, realize the dual function of electrical conduction and mechanical fixation, rear plug-in lightning arrester cooperates double-end bolt and passes through and the axial locking of spring washer and nut, double-end bolt is arranged in the interior of device, and rust will not be affected by water vapor, ensure that cable long-term stable movement.

The utility model relates to the technical field of toy assembly, in particular to an alloy toy mortise and tenon joint structure which comprises a first assembly and a second assembly. The mortise is formed in the top of the first assembly; the rough layer is arranged in the mortise; the first alloy layer wraps the outer surfaces of the first assembly and the second assembly respectively; the first waterproof layer is arranged on the outer surface of the first alloy layer; the tenon is fixed at the bottom end of the second assembly; and the second alloy layer wraps the outer surface of the tenon. According to the alloy toy, the defects in the prior art are overcome, the connecting stability and strength of the tenon and the mortise are improved by arranging the rough layer and the insulating layer, and then the alloy toy is stably connected; by arranging the first waterproof layer, the first alloy layer, the second alloy layer and the second layer, the problems that the alloy tenon-and-mortise connection toy is sensitive to the environment temperature and humidity and is prone to deformation or rusting in the high-temperature and humid environment are effectively solved, and the service life of the alloy toy is prolonged.