128results about How to "Guaranteed anti-slip effect" patented technology

The invention relates to a ceramic water-permeable brick and a preparation method thereof and belongs to the technical field of paving materials. The ceramic water-permeable brick is formed by a base body layer and a face layer, wherein the base body layer is prepared from the effective raw materials of ceramic waste, firebrick waste, feldspar and borosilicate glass; the ceramic waste and the firebrick waste are particle materials, the others are fine powder materials, the particle materials contain a coarse particle material with the particle size of 5 to 3 millimeters and a fine particle material with the particle size of 3 to 1 millimeters, and the coarse particle material is 35% to 60% of the total ingredient mass of the base body layer; the face layer is prepared from the effective raw materials of ceramic waste, corundum waste, feldspar and borosilicate glass; the ceramic waste and the corundum waste are particle materials, the others are fine powder materials, and the particle materials are fine particle materials with the particle size of 3 to 1 millimeter. The ceramic water-permeable brick has the advantages of good water-permeable performance, better wear resistance and clogging resistance and good comprehensive performance. The preparation method sequentially comprises the steps of preparing materials, mixing materials, molding, drying and sintering; the base body layer and the face layer are mixed separately; in the step of mixing materials, an organic binder and water for shaping are additionally added, and then the materials are distributed, compressed and formed. The preparation method has the advantages of being simple and reliable, being easy to implement and guaranteeing quality.

The invention discloses a mine hoisting friction gasket slip resistance testing device. The device comprises a positioning platform, a tension loading device, two tension positioning devices, a steelrope limiting device, a steel rope dragging device, two radian positioning devices and a gasket loading device. All sub-devices are arranged on the positioning platform along a peripheral direction. The two radian positioning devices are symmetrically arranged on two sides of the gasket loading device at equal included angles. In hydraulic cylinder loading and endless steel rope dragging modes, positive pressure and friction borne by a friction gasket are simulated. A radian of a winding drum is simulated through utilization of the two radian positioning devices which are arranged at the equalincluded angles. In the endless steel rope dragging mode, friction wear morphology of the friction gasket is tested under different steel rope drive speeds, different positive pressures and differentfriction distance. A friction coefficient of the friction gasket can be tested. High speed slip friction working condition of the gasket can be effectively simulated. The friction gaskets with different rope groove radians and diameters can be tested. Slip resistance of the friction gasket can be accurately evaluated.

The invention discloses a working method of a lift with double anti-drop protection function, which comprises the following steps: a. During the operation of the equipment, the user presses the locking button, the control module controls the hydraulic valve to change direction, and the hydraulic system operates to control the push button; The rod advances the set distance, pushes the anti-fall arm forward to the set distance and engages with the lifting device to achieve braking; b. When the equipment is abnormal, the user presses the emergency stop button, and the control module controls the hydraulic valve to close; the hydraulic rod supports the lifting Lifting device and car; c. If step a or step b fails, the lifting and lifting device and the car continue to fall, the user activates the manual push structure through the operating handle, and manually pushes the anti-fall arm out of the set distance to make it in line with the lifting and lifting The device is clamped to realize braking. Realize double anti-drop protection, making the use process more secure.

The invention relates to a preparation method of a fine sand antiskid ceramic rock plate. The preparation method comprises the steps of (1) grinding and polishing a formed planar green body; (2) keeping constant temperature and heat, and controlling the surface temperature of the green body to be 80-90 DEG C; (3) applying ground coat with a wide high-temperature high-viscosity firing range; (4) conducting ink-jet printing decoration, specifically, jet-printing the pattern on the surface of the ground coat layer through a digital ink jet machine to form rich colors; (5) spraying protective glaze, wherein the glazing specific gravity of the protective glaze is 1.15-1.20, and the glazing amount is 30-35g / m<2>; and (6), firing, wherein the firing temperature is 1180-1200 DEG C, and the firingtime is 120 minutes.

The invention discloses a shower room floor drainage skid resistance structure which comprises a wall body (1) and a partition (2). A shower room is separated out in a rest room through the partition (2), a shower floor (3) is arranged in the shower room, and annular drainage ditches (4) are arranged between the shower floor (3) and the wall body (1) and between the shower floor (3) and the partition (2). The annular drainage ditches (4) are internally provided with floor drains, and a water blocking ditch (6) is further formed outside the partition (2). The water blocking ditch (6) is also internally provided with a standby floor drain (8), and skid resistance floor tiles (7) are laid on the shower floor (3) and floors, outside the shower room, of the rest room. The laying direction of the skid resistance floor tiles (7) is that drainage grooves (72) face the floor drain (5) in a unified mode. The shower room floor drainage skid resistance structure has the high water accumulation preventing capability, can effectively drain and resist skid and is safe to use and convenient to clean.

The invention provides a wear-resistant and slip-resistant rubber sole formula and a method for preparing a wear-resistant and slip-resistant rubber sole from the formula. The wear-resistant and slip-resistant rubber sole formula consists of the following raw materials in parts by mass (phr): 100 parts of crude rubber; 50 to 70 parts of reinforcing filler; 8 to 12.5 parts of activator; 1 to 2 parts of tackifier; 2.5 to 3.8 parts of anti-aging agent; 2 to 3 parts of accelerant; and 3.5 to 4.5 parts of vulcanizing agent. The wear-resistant and slip-resistant rubber sole formula has the followingadvantages: by formula adjustment, the invention realizes the balance between the slip resistance and wear resistance of the sole, so that the two performance indexes are relatively outstanding; andthe sole material formula disclosed by the invention is suitable for being worn in the physical training of armies and armed polices under great exercise and training intensity, the ground is complexand water can be touched on the ground, ensuring the durability and anti-slip effect of the sole in the process of wearing, particularly the anti-slip effect on wet and slippery road surfaces.

The invention relates to the field of shoes, in particular to an anti-skidding sole and a pair of shoes comprising the same. The outer shoe of the anti-skidding sole disclosed by the invention comprises a substrate and anti-skidding particles, wherein the substrate is made of anti-skidding thermoplastic materials; the upper parts of the anti-skidding particles are embedded into the lower surface of the substrate to be fixed; the lower parts of the anti-skidding particles are exposed out of the substrate to form bulges contacting with the horizontal ground; and the anti-skidding particles are dispersed on the lower surface of the substrate. Meanwhile, the invention also provides the pair of shoes with the anti-skidding soles. Each shoe also comprises an upper; and the upper is connected onto the anti-skidding sole. The pair of shoes is a pair of rain shoes / rain boots, or a pair of snow shoes / snow boots, or a pair of anti-skidding shoes / boots for ice. The anti-skidding sole and the pair of shoes have better anti-skidding performance, and the anti-skidding particles have small possibility of falling, and a manufacture method is simple.

The invention provides an antiskid method and device for automobile tires, and relates to the technical field of tireantiskid appliance. The antiskid method comprises the steps that friction pieces are arranged on one sides of the tires, and in an antiskid state, antiskid is obtained through rotation of the tires to throw the friction pieces into the bottom surface of the tires; in a non-antiskidstate, the friction pieces are installed on one sides of the tires; and a circle assembly is comprised, the upper periphery of the circle assembly is provided with antiskid parts used for antiskid. According to the antiskid method and device for the automobile tires, the problems that an antiskid device in a traditional technology takes a long loading and unloading time and complicated loading andunloading process for pursuing antiskid and fastness simultaneously; and the antiskid device is limited by a loading and unloading method to cause severe wear of the tires and antiskid chains are solved.

The invention discloses an automobile tire chain. The automobile tire chain comprises one group of spliced chain section units; the chain section units are octagonal steel rings; the chain section units are spliced with each other in a transverse direction and a longitudinal direction in sequence to form a rectangular chain; the adjacent chain section units are connected with each other through connecting parts; the connecting parts are two chain section sleeves which are arranged in parallel; the two chain section sleeves are matched with two side edges of the connected chain section units; the length of the rectangular chain is adaptive to the perimeter of a tire; the width of the rectangular chain is adaptive to the width of the tire; and two wide edges of the rectangular chain are respectively provided with connecting hooks matched with each other. The tire chain is encircled on the automobile tire and fixed by the connecting hooks; as honeycomb splicing structures are formed between the chain section units, the tire chain and the tire can fit closely together on the premise of ensuring the skid resistance and stability, and the friction between the tire chain and the tire is reduced; and moreover, breakage of the tire chain can be avoided to ensure driving safety. The automobile tire chain is convenient to detach and mount, easy to store and convenient to carry along with automobiles.

An antiskid mower comprises a frame and driving wheels arranged on the bottom of the frame; the front driving wheel is in a frustum shape, and sleeve with an antiskid sleeve; a frustum-shape container matched with the front driving wheel shape is arranged in the antiskid sleeve; a periphery of the antiskid sleeve is vertically provided with antiskid paws; the front of the frame is also provided with auxiliary wheel mounts used for mounting foldable auxiliary wheels; the auxiliary wheel comprises a wheel shaft and mounting handles connected with two ends of the wheel shaft; the mounting handle is provided with a pin hole; the auxiliary wheel mount comprises two opposite bearers; a rotary shaft is arranged between the two bearers; the top of the mounting handle is arranged on the rotary shaft in a rotary manner; the bearer is provided with a spring pin matched with the pin hole; when the mounting handle is arranged in the bearer by the spring pin, the auxiliary wheel is lower than the undermost position of the antiskid paws; the antiskid mower ensures the antiskid effect, can effectively prevent antiskid paw damages, and the antiskid paws are more conveniently maintained.