8results about How to "Stop shedding" patented technology

The invention provides metal lithium surface protection slurry and a preparation method and application thereof, and the surface protection slurry comprises the following components by weight: 5-20 parts of a metal organic framework material (MOFs); 70 to 85 parts of a solvent; 3-6 parts of a conductive agent; 3-6 parts of a thickening agent; the MOFs material comprises an MOFs material taking a zinc-based metal matrix, a cobalt-based metal matrix, a vanadium-based metal matrix, an iron-based metal matrix, an aluminum-based metal matrix, a chromium-based metal matrix, a zirconium-based metal matrix or a lanthanide-series metal matrix as metal ions or metal cluster nodes, and the conductive agent comprises an organic polymer solid electrolyte material or an organic-inorganic composite solid electrolyte material. The surface protection slurry provided by the invention can form a protection layer with excellent lithium affinity, dendritic crystal resistance and stability on the surface of metal lithium.

The utility model discloses an engineering truck tire, and belongs to the technical field of tires. The engineering truck tire comprises a tread layer, an anti-puncture layer and a steel wire belt ply, wherein the anti-puncture layer is arranged between the tread layer and the steel wire belt ply; the anti-puncture layer comprises a rubber layer, cord fabric threads and a buffer layer, the rubber layer is provided with a first surface and a second surface which are opposite to each other, the first surface is attached to the tread layer, the second surface is attached to the buffer layer, the cord fabric threads are wrapped by the rubber layer, the number of the cord fabric threads is multiple, and the number of the cord fabric threads is multiple. And the plurality of cord fabric lines extend in a corrugated shape along the circumferential direction of the engineering truck tire. According to the scheme, the problems of large-area delamination of tire tread rubber and even tire burst of a vehicle caused by oxidation and corrosion of the steel wire belt ply of the tire when the steel wire belt ply is exposed after being punctured and encountered with water can be solved.

The utility model relates to a kind of composite lining for semi-autogenous mill and ball mill, including first lining body, second lining body and metal ceramic block, first lining body includes boss and transition zone;First lining body is used for semi-autogenous mill;Second lining body includes boss, transition zone and bottom plate, bottom plate is between two bosses;Second lining body is used for ball mill;Metal ceramic block is evenly distributed in the working surface of first lining body and second lining body;Metal ceramic block is provided with through hole, and metal liquid of boss, transition zone and bottom plate is fused into an organic whole with metal ceramic block by through hole.The utility model hole makes metal liquid infiltrate into the inside of metal ceramic block when casting, forms "metal anchor nail" structure after cooling and solidification, provides pullout resistance perpendicular to interface for metal ceramic block, effectively prevents metal ceramic block from transverse slip or drop under impact load.

The utility model discloses a kind of cable rope moving wear-resistant sheaths, including the sheath body that long tubular and axially open opening is opened, the sheath body has elasticity, its opening place detachably connected with box body, the box body is equipped with lubricating medium, box body's outer wall is equipped with injection port, the bottom of box body is equipped with multiple seepage holes, the seepage hole is equipped with elastic opening and closing component, by the movement of cable rope in sheath body, push elastic opening and closing component to open or close;The sheath body is fixed with multiple positioning mechanisms in the end far from opening.Opening place installed box body, can prevent cable rope from opening place falling off in the movement process, and box body is injected with lubricating medium, by the effect of elastic opening and closing piece, lubricating medium can be made from seepage hole into sheath body, to adhere on cable rope, to play the lubricating effect to cable rope.

The utility model discloses a wrist wearing type diving water meter, which comprises a diving water meter main body and a wrist strap arranged on the diving water meter main body, the diving water meter main body comprises a main shell, a circuit board assembly, a button assembly, a display assembly and a top cover, a main board of the circuit board assembly is locked on the main shell, a switch is pasted on a switch board, and the button assembly is arranged on the switch board. The switch board is installed on the switch support, the switch support is locked on the main shell, the switch board is welded to the main board, the position of the switch corresponds to the position of the main shell penetrating hole of the main shell, the button assembly is installed on the main shell in a pressing mode, and the inner end of a push rod of the button assembly corresponds to the switch. A screen support of the display assembly is locked to the main shell, the screen support and a display screen installed on the screen support are located in a containing cavity of the main shell, tempered glass of the display assembly abuts against the edge of a cavity opening of the main shell, and the top cover is locked to the main shell in the mode that the edge of the tempered glass is pressed.

This invention discloses a corrosion-resistant and wear-resistant epoxy coating, which is made from the following raw materials in parts by weight: 1-5 parts carbon nanotubes, 5-10 parts chopped carbon fibers, 10-20 parts silicon carbide powder, 80-150 parts dimethylformamide solvent, 100-200 parts epoxy resin, 100-200 parts curing agent, and 1-2 parts leveling agent. This invention also discloses a method for preparing the corrosion-resistant and wear-resistant epoxy coating, involving surface modification of carbon nanotubes, silicon carbide, and chopped carbon fibers; preparation of a composite modified epoxy coating of carbon nanotubes / chopped carbon fibers / silicon carbide; and preparation of the corrosion-resistant and wear-resistant epoxy coating using the composite modified epoxy coating. The epoxy coating prepared by this invention can give the coating properties such as corrosion resistance, wear resistance, and crack resistance, greatly improving the service life of the coating in complex environments, and has important theoretical significance and engineering application value.

The application provides a foot prop and an electric vehicle. The foot prop comprises a support assembly, a parking sensing assembly and a connecting piece. The support assembly comprises a mounting piece and a support rod, and the support rod is rotationally connected with the mounting piece. The parking sensing assembly comprises a fixed piece and a rotating piece which are rotationally arranged. The fixed piece is provided with a parking sensor, and the rotating piece is provided with a sensing body. The sensing body is arranged to trigger the parking sensor when the support rod props the ground. The connecting piece is used for connecting the support rod and the rotating piece. A first connecting part of the connecting piece is fixedly connected with the support rod. A first limiting structure is formed on one of the second connecting part of the connecting piece and the rotating piece, and a second limiting structure matched with the first limiting structure is formed on the other one, so as to prevent the connecting piece and the rotating piece from relatively rotating. When the support rod props the ground, the sensing body on the rotating piece drives the parking sensor to trigger, so that a parking signal is automatically sent to a controller, and then the controller can control the electric vehicle to stop power output according to the parking signal, so as to realize automatic power output cut-off when parking.

The utility model belongs to the field of machinery, and relates to an elastic plate hole clamping and adjusting device which comprises a lug hole penetrating elastic plate, a swing arm connecting piece, a supporting wheel swing arm, a lug hole penetrating piece and a lug plate blocking shifting pin, the lug hole penetrating elastic plate comprises a lug plate penetrating hole, a shifting pin penetrating and blocking sleeve is arranged at one end of the swing arm connecting piece, and a supporting wheel swing arm connecting structure is arranged at the other end of the swing arm connecting piece. The ear perforating piece is provided with a clamping and sticking elastic plate piece and a perforating ear, the perforating ear penetrates through the ear penetrating plate hole, the penetrating and blocking movement pin shaft sleeve penetrates through the ear penetrating plate hole, and the ear blocking plate movement pin penetrates through the perforating ear and the penetrating and blocking movement pin shaft sleeve, so that the clamping and sticking elastic plate piece is tightly attached to the ear penetrating hole elastic plate; the clamping and pasting elastic plate piece and the lug blocking plate moving pin prevent the perforated lug from falling off from a lug penetrating plate hole from the two sides of the lug penetrating hole elastic plate, the supporting wheel rocker arm is pushed by external force to be connected with the swing arm piece, the swing arm piece pushes the lug blocking plate moving pin, the lug blocking plate moving pin transmits the external force to the lug perforating piece, and the clamping and pasting elastic plate piece pushes the lug penetrating hole elastic plate to elastically deform and buffer. And the ear-hole-penetrating elastic plate is quickly straightened to reset by the buffer bounce of the ear-hole-penetrating elastic plate.