41results about How to "Stability plays" patented technology

The invention provides a bionic foot for a bionic robot. The bionic foot comprises a sole base, a bionic arch, an anti-sliding foot pad and a moveable sole, wherein the bionic arch has an arch-shaped structure, simulates a human arch and comprises four bionic arch plate spring stacking modules which are formed by successively staggering and stacking a plurality of plate spring blocks; the bionic arch has a buffering function when the robot walks and climbs stairs and can greatly reduce the ground impact force; the moveable sole is in pivoted connection with the sole base through a rotating shaft; the moveable sole and the sole base has a same degree of freedom; a spring is used for applying a pre-tightening force in the rotating shaft, so that a passive joint is formed; when the robot walks, the moveable sole is clung to the ground, so that the flexibility of the foot is increased and the moving posture of the foot while walking is improved.

The invention discloses a housing construction steel beam flexural strength testing machine which comprises a buffer base, a testing platform, test heads and reinforcing ribs. Universal wheels are arranged on all of four corners at the bottom of the buffer base, an operation station is fixed at the central position at the top of the buffer base by a supporting frame, and a storage cabinet is fixedat the central position of the supporting frame; a control panel is arranged at one side of the operation station, and supporting pillars are arranged at both ends of the top of the operation station; the testing platform is arranged at the central position at the top of the operation station; a testing device is fixed at the bottom end of a lifting seat, and the test heads are fixed at both endsof the bottom of the testing device by first fixed bolts; and carbon steel reinforcing layers are arranged inside the side walls of the test heads. By mounting the buffer base, the universal wheels and damping springs, the housing construction steel beam flexural strength testing machine is convenient to move, meanwhile, stability is ensured in the moving and using process, damping and shockproofeffects are taken, and shaking is avoided.

The invention discloses a convenient-to-adjust righting device for nursery stock planting. A soil layer and a nursery stock trunk planted on the soil layer are involved; fixed bases are connected to the left and right sides of the upper portions of the soil layer through anchor rods, guide sleeves are connected to the upper ends of the fixed bases, retractable rods are connected to the sides, close to each other, of the two guide sleeves, the outer walls of the retractable rods are sleeved with rubber springs, and abutting plates are connected to the end portions of the retractable rods. According to the convenient-to-adjust righting device for nursery stock planting, the anchor rods and the fixed bases are connected with the soil layer by means of external force (a hammer can be preferably selected for use), the stability of the fixed bases can be improved accordingly, and it is ensured that the subsequent work is smoothly carried out; the retractable rods are connected to the sides,close to each other, of the two guide sleeves, the outer walls of the retractable rods are sleeved with the rubber springs, the abutting plates are connected to the end portions of the retractable rods, a polyurethane cushion closely attached to the bottom of the outer wall of the nursery stock trunk adheres to the inner walls of the abutting plates through an adhesive, and therefore the nursery stock trunk can be abutted against from the bottom of the outer wall of the nursery stock trunk.

The invention discloses a tin coating passivator which comprises the following raw materials in parts by weight: 50-70 parts of trisodium phosphate, 2-5 parts of sodium tartrate, 2-5 parts of sodium molybdate, 2-5 parts of sodium citrate, 5-10 parts of cobaltous sulfate, 15-25 parts of phytic acid, 5-10 parts of oxalic acid, 10-20 parts of octadecylamine, 2-5 parts of nonylphenol polyoxyethylene ether, 4-7 parts of Tween-20, 5-10 parts of triethanolamine, 2-6 parts of 2,6-di-tert-butyl-4-methylphenol and 1-3 parts of N,N'-bis(1-methylpropyl)-1,4-phenylenediamine. The tin coating passivator provided by the invention does not contain high-valence chromium, does not cause environmental pollution or generate harm to a human body and has the advantages of corrosion resistance and oxidation resistance.

The invention provides a photoresist resin solution, a preparation method and a preservation method thereof. The photoresist resin solution comprises a solvent and photoresist resin, and the photoresist resin solution further comprises a stabilizer, wherein the stabilizer is an antioxidant or a polymerization inhibitor. A stabilizing effect is achieved by applying the antioxidant or the polymerization inhibitor as the stabilizer to the photoresist resin solution, so that the preservation stability of the photoresist solution is improved. At the same time, the presence of the stabilizer does not adversely affect the etching accuracy of the subsequent photoresist resin used as a photoresist, and therefore, the stabilizer does not need to be separated during the application of the photoresistresin, namely, no unnecessary trouble is caused to the application of the photoresist resin.

The invention discloses a spray irrigation device for sugar orange planting. The device includes a rotating disk, a main gear and a fixed pipe, wherein a nozzle is mounted on a surface of the rotatingdisk, the rotating disk is internally provided with a sieve, a moving pipe is connected below the rotating disk, a fixing plate is mounted at a front end of the moving pipe, bolts are fixed on both sides of the fixing plate, both sides of the moving pipe are provided with convex blocks, a groove is fixed at the inner side of the fixed pipe, the fixed pipe is located below the fixing plate, fixingbrackets are disposed on both sides of the fixed pipe, the insides of the fixing brackets are equipped with balls, a heat sink is fixed below the balls, a motor is arranged below the heat sink, and aslave gear is connected with the right side of the main gear. Compared with a common irrigation device in the prior art, the device is advantaged in that the position and the height can be adjusted at any time, uniform irrigation is performed, moreover, the inside of the device is less prone to blockage, and the device is easy to disassemble and clean.

The embodiment of the invention provides wearable electronic equipment. The wearable electronic equipment comprises a middle plate and a metal frame, wherein a first gap and a second gap are formed in the metal frame at intervals, so that a first metal branch knot, a metal part and a second metal branch knot are formed on the metal frame, and the first metal branch knot and the second metal branch knot are used for transmitting wireless signals. Furthermore, on one hand, the first metal branch knot, the metal part and the second metal branch knot are multiplexed, and the space of the electronic equipment is not additionally occupied; on the other hand, the metal part is arranged between the first metal branch knot and the second metal branch knot, and the metal part is grounded, so that the metal part can reduce interference between signals radiated by the first metal branch knot and signals radiated by the second metal branch knot, the isolation degree between the first metal branch knot and the second metal branch knot can be improved, and the performance of the antenna is improved; and the communication stability is ensured.

A miniature rapid cooling device based on porous water-drop-shaped Kagome structures comprises a heat exchange box body structure; an upper baffle and a lower baffle are arranged in the heat exchange box body structure; an upper cooling cavity is formed between the heat exchange box body structure and the upper baffle; a lower cooling cavity is formed between the heat exchange box body structure and the lower baffle; a heat flow channel is formed between the upper baffle and the lower baffle; the porous hollow water-drop-shaped Kagome structures which are arranged in a staggered array mode are arranged in the heat flow channel; hollow cooling pipes of the same structure are arranged in the porous hollow water-drop-shaped Kagome structures; and the upper cooling cavity communicates with the lower cooling cavity through the hollow cooling pipes. The miniature rapid cooling device has good mechanical properties, is small in size, is convenient to prepare, and is detachable; and meanwhile, the arrangement mode of the water-drop-shaped Kagome structures can be adjusted or the quantity of lattice truss structures can be increased or decreased according to actual needs, and then uniform, rapid and efficient cooling is achieved.

The invention discloses a cylinder gasket die and a machining process method thereof. The cylinder gasket die is composed of a lower die and an upper die. The lower die comprises lower die guide plates, guide columns, lower die bases and other parts of the lower die, wherein the lower die guide plates and the guide columns are arranged in lower die connecting parts correspondingly; and the upper die comprises upper die guide plates, guide sleeves, upper die bases and other parts of the upper die, wherein the upper die guide plates and the guide sleeves are arranged in upper die connecting parts correspondingly. Scrap cutters are arranged on the periphery of each lower die base. Each upper die base is surrounded by trimming knifes. The trimming knifes are fixed to a base of the upper die through bolts; various punched holes are formed in the trimming knifes; and the punched holes are also formed in the base of the upper die. The machining process of the cylinder gasket comprises the steps of raw material purchasing, hot forming stage, mold forming stage, hot pressing forming stage, heat treatment stage, surface treatment stage, grinding and polishing stage and part testing. On the basis that the production efficiency of the die is improved, the steps of the machining process of the cylinder gasket are regulated and perfected, and therefore, the quality of the cylinder gasket isfurther improved.

The invention discloses a propeller base of a deepwater dynamic positioning crude oil conveying device and a manufacturing method of the propeller base, and belongs to the field of ocean engineering. The propeller base comprises a flange plate, a cylinder and a plurality of T-shaped beams, the cylinder is arranged at the upper end of the flange plate, the T-shaped beams are evenly distributed on the outer side of the cylinder,each T-shaped beam comprises a web and a panel, one side of the web is connected with the outer side of the cylinder, the bottom of the web is connected with the upper side of the flange plate and the panel, and one side of the panel is connected with the outer side of the flange plate. According to the propeller base, the cylinder and the T-shaped beams are arranged on the flange plate, so that the assembled propeller base can provide a connecting structure for a main propeller and a stern of the ship body of the power positioning crude oil conveying device, and the mounting precision of the main propeller is guaranteed.

The invention relates to the technical field of automobile accessories, and discloses a heat insulation plate assembly for an automobile brake device. The heat insulation plate assembly comprises a machine body, one side of the machine body is fixedly provided with a fixing frame, the inner wall of the fixing frame is rotatably connected with a fixing rod, the top of the fixing rod is rotatably connected with a rotating shaft, the top of the rotating shaft is rotatably connected with a fixing wheel, the upper surface of the machine body is provided with a lead-in groove, and the outer surfaceof the lead-in groove is fixedly provided with a sliding rail. A pushing block is slidably connected to the outer surface of the sliding rail, a heat insulation plate is arranged at one end of the pushing block, and a rubber pad is arranged on the front surface of the pushing block. The heat insulation plate assembly has the advantages and effects that a worker screws a hand wheel to fix the heatinsulation plate, the machine body is fixed by using the fixing rod, after the device is fixed, the heat insulation plate can be pushed by loosening the hand wheel, then a handle is pushed, and the heat insulation plate slides into a brake system through the lead-in groove, so that assembly of the heat insulation plate is completed.

The invention provides wear-resistant heat-resistant porcelain and a processing technology thereof.The processing technology comprises the steps that firstly, zirconium nitrate, tantalum acetate and molybdenum nitrate serve as raw materials to be prepared into premixed powder, then petalite, micalex, ball clay, sepiolite and the premixed powder serve as raw materials to be prepared into a blank, and then spodumene, micalex, wollastonite, knar clay, red shale, diopside and the premixed powder serve as raw materials to be prepared into glaze; and finally, preparing the blank into a green body, biscuiting to obtain a biscuit, uniformly glazing the surface of the biscuit by using glaze, drying, performing ozone treatment, and sintering to obtain the product. And the obtained porcelain has good wear resistance and good heat resistance.

The invention relates to a semitrailer for transporting a power tank. A tank body and a mounting rack are connected to be an entity, the strength of the tank body is improved, the tank body is in transition connection with wheels through the mounting rack, the wheels are installed on the mounting rack, and the strength of a rear axle under the walking state of the wheels is guaranteed; in addition, a bearing rack on the mounting rack is connected with a driving headstock, and the structural stability is also improved. Supporting legs at the bottom of the mounting rack can achieve the supporting function before the semitrailer and the driving headstock are installed and connected, and the semitrailer is conveniently placed. In addition, the tank body is provided with an air bag, a powder material in the tank body can be suspended through air chambers in end covers, and convenience is provided for material drawing; in addition, supporting rods and a reinforcement plate are arranged in the tank body, the strength of the tank body can be guaranteed, and deformation, even cracking in the process of transporting the tank body on the jolt road is avoided.

The invention discloses a projectile launching device. The projectile launching device comprises a fixed base, wherein crawler belt moving wheels are symmetrically arranged on the front side and the back side of a connection block; a driving space is arranged in the left side of the inside of the fixed base; a rotating shaft extending upwards is arranged on the right side of the inside of a transmission space; the upper end of the rotating shaft passes through the upper end wall of the transmission space and is fixedly connected with a support block; a fixed shell is arranged between two support rods above the support block; a gun bore with a rightward opening is arranged in the fixed shell; a gun barrel is arranged on the left end wall of the gun bore; an ignition device extending leftwards is arranged in a sealed plate. In operation, an automatic projectile loading device is capable of reducing the manpower, avoiding the occurrence of the phenomenon that the hands are pinched duringmanually loading projectile and ensuring the safety of the staff; a projectile shell withdrawing block is capable of rapidly discharging used projectile shells; the time is reduced; the efficiency isimproved.