53results about How to "Small transmission resistance" patented technology

The invention discloses an ocean spilled oil collecting device. The invention discloses an ocean spilled oil collecting device. The objective of the invention is to solve a shortage that ocean spilled oil is not collected thoroughly by a current spilled collecting device. The collecting device comprises a floating block. An oil passing groove is arranged in the middle of the floating block. A slide rod is arranged on the front end of the oil passing groove. A slide block is slidably connected to the slide rod. An oil absorbing pump and an oil storage tank are installed on the floating block. A flexible oil absorbing pipe is installed on the oil absorbing pump. The front end of the oil absorbing pipe is installed on the slide block. A secondary oil absorbing mechanism is installed behind the slide rod in the oil passing groove. The secondary oil absorbing mechanism comprises a conveyor belt, a driving pulley, a driven pulley and a tensioning pulley. An oil absorbing belt is connected to the external surface of the conveyor belt. The conveyor belt between the driven pulley and the tensioning pulley is near the ocean surface. A squeezing wheel and a supporting belt pulley, which are oppositely arranged, are arranged between the tensioning pulley and the driving pulley. The supporting belt pulley is in transmission connection with the inner surface of the conveyor pulley. The squeezing pulley is abutted against the outer surface of the oil absorbing belt. An oil collecting groove is arranged under the squeezing pulley.

The invention discloses gear grease prepared from petrolatum and relates to the technical field of petrochemical engineering. The gear grease is prepared from, by weight, 40-50 parts of petrolatum, 10-15 parts of linseed oil, 10-15 parts of hydroxyethyl cellulose, 8-13 parts of carbomer resin, 6-10 parts of attapulgite, 6-10 parts of polyoxyethylene lauryl ether, 5-8 parts of cetanol, 5-8 parts of styrene-butadiene rubber, 4-6 parts of gelatin, 3-5 parts of nanosized ceramic powder, 3-5 parts of rust-proof auxiliaries, 1-2 parts of amine oxide, 10-15 parts of propanediol butyl ether and 20-25 parts of residual oil. The gear grease prepared from the petrolatum has the advantages that the gear grease is moderate in viscosity and can quickly form a protecting film layer on the surface after being applied to a gear so as to play a role in lubrication to reduce transmission resistance and improve transmission efficiency; the gear grease is stable in viscosity and high in corrosion resistance and cannot corrode the gear so as to be beneficial to prolongation of service life of the gear.

A wholly automatic decelerating clutch and a washing machine thereof pertain to washing machine technical field; an output shaft of the wholly automatic decelerating clutch consists of a small whirlpool agitator shaft, a large whirlpool agitator shaft and a dewatering shaft that are sleeved concentrically; the whirlpool agitator of the washing machine adopting the wholly automatic decelerating clutch is a small whirlpool agitator and a large whirlpool agitator, wherein the small whirlpool agitator is fixedly arranged on the small whirlpool agitator shaft and in the center part of the large whirlpool agitator, and the large whirlpool agitator is fixedly arranged on the large whirlpool agitator shaft, and an inner bucket is fixedly arranged on the dewatering shaft. The washing manner of the washing machine adopting the wholly automatic decelerating clutch is that: the small whirlpool agitator, the large whirlpool agitator and the inner bucket are mutually, reversely and bidirectionally rotated to and fro at a certain ratio, different speeds and different rotating angles, to produce complicated, vertically and horizontally crossed impacting water flow, to strike and rinse clothes, and fully roll, strongly rub and sway the clothes, thus improving the cleanness rate of clothes and not twisting the clothes; when the clothes are dewatered, a torsional spring automatically integrates the decelerating clutch into a whole, and decenters and dewater the clothes in high speed, without needing a whole set of clutch parts and operating mechanisms of the normal decelerating clutch.

Disclosed is a water-saving mechanical seal device. A static ring is arranged in a static ring seat, a static ring seal ring is arranged on the static ring, a moving ring assembly is arranged at the corresponding position of the inner side of the static ring, a limiting plate is arranged on the static ring, and a gland pad is arranged on the outer side on the static ring seat; an integration structure is adopted, mounting is facilitated, and meanwhile the compression amount of a main seal of a medium side is adjusted; and a pin is riveted on a transmission ring of the moving ring assembly, and the guide and anti-rotation effects are achieved. A push ring used in a normal mechanical seal is not needed, transmission resistance is reduced, the transmission efficiency is improved, the axial mounting size of the mechanical seal is reduced, following performance of the mechanical seal is better, and the compensation performance is more excellent. A protection cover is formed on the outer circle of the transmission ring, a moving ring and a spring in the moving ring assembly are included inwards, and the phenomenon that overmuch dust in atmosphere falls in the moving ring assembly, the spring is blocked and lacks elasticity, or dust is adhered to a shaft sleeve, slippage of a moving ring O-shaped ring on the shaft sleeve is affected, and consequently, a water-saving mechanical seal fails is avoided.

The invention discloses a coulter assembly of a disc plow and the coulter assembly of a disc plow is used for performing ploughing on the soil. The coulter assembly of a disc plow has small transmission resistance. By use of the coulter assembly of a disc plow, a tractor is subjected to even pressure during plowing. The coulter assembly of a disc plow comprises two disc plow coulter shaft assemblies and a middle coulter (10). The two disc plow coulter shaft assemblies are respectively arranged on two sides of a ride frame (1) of the disc plow. The middle coulter (10) is arranged between the two disc plow coulter shaft assemblies. The coulter assembly of a disc plow also comprises: a middle transmission case (2), a middle coulter assembly gear case (9) and two side transmission cases (3).

A rubber concave-convex inner tooth guiding type synchronous polyester conveying belt comprises upper covering rubber, a framework layer and lower covering rubber which are attached to one another in sequence. The rubber concave-convex inner tooth guiding type synchronous polyester conveying belt is characterized in that concave-convex inner tooth guiding bars are evenly distributed on the outer side of the lower covering rubber in the horizontal direction; the length of each concave-convex inner tooth guiding bar is the same as the width of a conveying belt body; the section of each concave-convex inner tooth guiding bar is in an isosceles trapezoid shape, and the wide bottom face of each concave-convex inner tooth guiding bar and the lower covering rubber are combined. The rubber concave-convex inner tooth guiding type synchronous polyester conveying belt has the advantages that a special metal mold is used for vulcanization, the concave-convex inner tooth guiding bars and the conveying belt body are integrally formed and vulcanized in one time, the problem that the concave-convex inner tooth guiding bars and the lower covering rubber are not firmly bonded due to secondary vulcanization is avoided, the concave-convex inner tooth guiding bars are firm and durable, precise power transmission can be guaranteed, meshing is tight, slipping is avoided, transmission efficiency is high, operation is stable, reliability is good, vibration is low, noise is low, bending rigidity is low, transmission resistance can be reduced, energy saving is facilitated, and fatigue life is greatly prolonged.

The invention provides a cabling mechanism of a frame-type strander. The mechanism comprises a rotary pay-off cylinder, a wire spool and a wire twisting disc, and is characterized in that a cable is wound on the wire spool, a plurality of wire guide wheels are arranged in a wire separation area of the rotary pay-off cylinder, wire arranging plates are arranged among the wire guide wheels, a squarecabling hole is formed in the wire twisting disc, and a wire clamping mechanism is arranged in the cabling hole; the cable goes out of the wire spool, passes through the wire guide wheel and the wirearranging plate in sequence and enters the cabling hole; sliding friction of cables of a traditional structure is changed into rolling friction, the transmission resistance of the cables is reduced,abrasion of the surfaces of the cables is reduced, the cables are arranged in order through the arrangement of the cable arranging plate, and the phenomena of disengagement and inclination in the transmission process are avoided.

The invention provides a quick blockage clearing device of an energy-saving building rainwater collecting and purifying device, and relates to the technical field of rainwater collecting and blockageclearing. The quick blockage clearing device solves the problem that soil residues on a filter screen cannot be automatically cleared under the action of natural wind through structural improvement, and solves the problem that the wind collecting efficiency of a wind power rotating element and the rotating efficiency of a propeller cannot be improved through structural improvement. The quick blockage clearing device of the energy-saving building rainwater collecting and purifying device comprises a collecting structure and an air guide piece, the collecting structure is connected with a connecting pipe B, and the connecting pipe B is connected with a water guide pipe. Due to the fact that the number of rectangular plates is two, the two rectangular plates are both welded to a mounting base, the two rectangular plates are located at the upper position and the lower position of a propeller correspondingly, and the two rectangular plates jointly form a narrow air channel, and therefore the rotating efficiency of the propeller is improved.

The invention relates to a constant-rotating connection rod head of a civil air defense door. The constant-rotating connection rod head of the civil air defense door comprises a rod connecting portion and a part connecting portion, so that a rod body and a part are connected, and power driving is achieved. The constant-rotating connection rod head of the civil air defense door is characterized in that the side, making contact with a door panel, of the rod connecting portion is provided with a plane where the cylindrical rod body is arranged, the cylindrical rod body is located in a specific track slot in the door panel, and the connection rod head is limited from rotating in the axial direction of the rod body. Thus, abrasion between the part connecting portion and the part is reduced, and driving resistance is reduced.

The invention discloses a fruit tree branch trimming assisting tool comprising a supporting seat, a connection frame and a load bearing frame, the supporting seat, the connection frame and the load bearing frame are arranged from bottom to top in sequence, and the supporting seat, the connection frame and the load bearing frame are all connected through connection rod mechanisms. The supporting seat comprises a supporting frame plate and supporting pillars vertically fixed to the upper surface of the supporting frame plate. Each connection rod mechanism comprises a first connection rod and a second connection rod. A supporting frame is movably provided with the first connection rods, and an electric push rod mechanism is movably arranged on the corresponding first connection rod. The surface of the load bearing frame is fixedly provided with sixth shaft rods, and the sixth shaft rods are movably provided with the second connection rods. The fruit tree branch trimming assisting tool issimple in structure and easy to operate, the height of the load bearing frame can be adjusted conveniently and rapidly through control over stretching and contracting of the electric push rod and thetransmission mechanism of the connection rods, a fruit grower stands in the load bearing frame, adjusts the height of the load bearing frame for different heights of fruit trees and trim the fruit tree branches.

The invention pertains to a warehouse door driving device speed-regulated by a driver, the problems to be solved by the invention are: in the background art, the electric warehouse door has big transmission resistance, poor stability and inconvenient operation, and is easy to break down. The main point of the technical proposal for solving the problems is that: the driver is at least internally provided with an A bearing, a B bearing and an c bearing which are contacted with a transmission shaft obliquely, wherein, the A bearing and the c bearing are oblique in the same direction and contacted with the transmission shaft in an apposition, while the B bearing is oblique in the reverse direction and contacted with the transmission shaft in a reversed position, and the A bearing, the B bearing and the c bearing are respectively articulated by shift forks and respectively arranged on three speed control gears jogged with each other. The driving device can be applied to the manufacture and usage of all types of warehouse doors, and has the remarkable advantages of small transmission resistance, convenient speed control and wide control scope, low noise and long service life.

The invention discloses a high-precision ultrathin aluminum profile with a corner combining cavity, and belongs to the technical field of aluminum profiles. The high-precision ultrathin aluminum profile comprises a first combined aluminum profile, a combined mounting part, a side positioning component, a rebound mechanism, a second combined aluminum profile, a transmission component and an oil brushing component. The side positioning component is fixedly mounted on the outer wall of one side of the combined mounting part, and the first combined aluminum profile and the second combined aluminum profile are slidably mounted on an inner sliding rail fixedly mounted in the combined mounting part. The side positioning component is arranged outside, when the aluminum profiles need to be combined and installed, the first combined aluminum profile is inserted and installed in the combined mounting part, through the transmission process, a built-in spring loses limitation, a positioning shaft is disengaged from an outer plate, and the first combined aluminum profile is popped out and popped into a clamping hole of the first combined aluminum profile under the action of a first side jacking spring. The aluminum profile can be quickly positioned while being inserted and embedded, an external structure is not needed, and installation is convenient and quick.

The invention belongs to the technical field of robots, and particularly relates to a hollow joint structure of an industrial robot. The hollow joint structure comprises a base, a waist seat, a largearm, a three-axis assembly, a small arm, a hollow shaft assembly and a tail end flange which are sequentially and rotationally connected, a four-axis rotation driving mechanism connected with the small arm is arranged in the three-axis assembly, and the four-axis rotation driving mechanism is used for driving the small arm to rotate relative to the three-axis assembly. The four-axis rotation driving mechanism comprises a four-axis motor, a two-stage belt transmission mechanism, a four-axis bevel pinion shaft, a four-axis center cylinder, a bevel pinion and a floating bevel gear wheel, the four-axis center cylinder and the four-axis bevel pinion shaft are rotatably arranged in the three-axis assembly and are perpendicular, the bevel pinion and the floating bevel gear wheel are arranged on the four-axis bevel pinion shaft and the four-axis center cylinder in a sleeved mode respectively and mesh with each other, and the output end of the four-axis motor is in transmission connection withthe four-axis bevel pinion shaft through the two-stage belt transmission mechanism. The hollow joint structure is small in transmission viscous resistance, high in energy-saving and environment-friendly efficiency, large in inertia ratio of the load to the motor rotor and easy to control.

The invention provides a magnetic gear comprising gear bodies and magnetic sources. The gear bodies comprise a first gear body and a second gear body. A first magnetic source array is uniformly distributed along the circumferential direction of the first gear body, and a second magnetic source array is uniformly distributed along the circumferential direction of the second gear body. The middle parts of the first magnetic source of the first magnetic source array and the second magnetic source of the second magnetic source array cooperate to generate attraction force along the axial directionof the gear bodies. The two ends of the first magnetic source and the second magnetic source cooperate to generate repulsive force respectively. The repulsive force and the attraction force are simultaneously generated between the magnetic sources on the working position. The driving force of the driving gear for driving the driven gear to rotate is improved by generating the repulsive force on both ends of the magnetic sources, and the transmission stability between the gears is improved. The phase alignment in case of engaging between the gears can be realized through the attraction force generated in the middle of the magnetic sources, and the engaging reliability of the gears can be improved.