58results about How to "Avoid bearing" patented technology

The seat belt extender is a length of material having limited flexibility, with a male seat belt latch tongue extending from one end and a female seat belt latch receptacle extending from the opposite end. The seat belt extender is installed in an existing, conventional three point seat belt system in a vehicle by inserting the tongue into the receptacle of the short anchor strap generally located at the inboard side of the seat, near the center of the vehicle. The semi-rigid nature of the present extender causes it to remain generally upright when secured to the anchor strap, thus enabling a person having limited upper body mobility to easily access the receptacle end of the extender with the tongue of the existing belt and shoulder strap assembly. The present extender also serves to position the shoulder strap more toward the center of the upper body of an occupant.

The seat belt extender is a length of material having limited flexibility, with a male seat belt latch tongue extending from one end and a female seat belt latch receptacle extending from the opposite end. The seat belt extender is installed in an existing, conventional three point seat belt system in a vehicle by inserting the tongue into the receptacle of the short anchor strap generally located at the inboard side of the seat, near the center of the vehicle. The semi-rigid nature of the present extender causes it to remain generally upright when secured to the anchor strap, thus enabling a person having limited upper body mobility to easily access the receptacle end of the extender with the tongue of the existing belt and shoulder strap assembly. The present extender also serves to position the shoulder strap more toward the center of the upper body of an occupant.

Provided is a frame used for combining a plurality of motors, comprising a transmission shaft, one or more than one center wheel fixed to the transmission shaft, and a nested body sleeving the transmission shaft. The center line of the center wheel is superposed on the center line of the transmission shaft; the nested body comprises a plurality of fixing slots, and fixing members for connecting the fixing slots, wherein the fixing members are in movable connection with the transmission shaft, and are arranged in the fixing slots; motor power output shafts and the center wheel are in mechanical connection; the nested body integrates the transmission shaft and motors respectively arranged in the fixing slots into a stress whole body with a stable structure. In operation, a plurality of motors provide torque force for the center wheel in a same direction to drive the transmission shaft to rotate. A plurality of motors combined through the frame have the characteristics of high energy efficiency and low heating, are suitable for driving a plurality of kinds of electric appliances, and have a work voltage lower than a safety voltage; compared with a traditional one motor-driven power structure, the plurality of motors combined through the frame are firmer, and the power output shafts of the combined power sources of the plurality of motors combined through the frame are more durable.

The invention discloses a hydraulic system for controlling a vehicle to realize two-way travelling, belongs to the technical field of engineering vehicles, overcomes the shortages in the prior art, and provides the hydraulic system for controlling the vehicle to realize the two-way travelling which is low in manufacturing cost and can control the vehicle to realize the two-way travelling. In order solve the technical problem, the technical scheme adopted by the invention is that the hydraulic system comprises a steering device, an oil pump, an oil box and a hydraulic oil cylinder, wherein a steering wheel arranged on the steering device controls the steering device to act; the oil pump and the oil box are respectively communicated with an opening P and an opening O in the steering device through corresponding oil pipes; an opening A and an opening B of the steering device are correspondingly communicated with an opening P1 and an opening P2 of the hydraulic oil cylinder through a hydraulic manifold block; the opening P1 and the opening P2 are respectively positioned on the two sides of a piston of the hydraulic oil cylinder; and a piston rod of the hydraulic oil cylinder is connected with a steering mechanism of the vehicle. The hydraulic system is mainly used on an engineering vehicle in a laneway.

The invention relates to the technical field of wind power generation, in particular to a wind driven generator tower which has technical scheme as follows: the wind driven generator tower is formed by connecting a plurality of tower sections, and each tower section is formed by sequentially connecting and winding a plurality of tower frames. One technical scheme is as follows: two sides of each tower frame plate are bent into connecting flanges which are provided with holes capable of ensuring that two adjacent tower frame plates are connected together by using bolt assemblies or pulling rivets; and the other technical scheme is as follows: each tower frame plate comprises a tower frame plate body and angular connection plates arranged at two sides of the tower frame plate body. The invention has the advantage that a detachable structure is adopted in each tower section, and the tower sections with huge volumes are dismantled into a plurality of tower frame plates with same shapes, thus the tower frame plates are convenient for transportation.

An adapter for use with a centrifuge. Features of the adapter allow for less friction during extraction of the adapter and separation efficiency by preventing disturbances to the separated materials. In addition, the adapter includes features that support the walls of a sample container and prevent force from damaging the sample container during a centrifuge separation procedure.

An infant nappy (1) configured to provide releasable envelopment of an infant's pelvis, said nappy (1) having a centre crotch section (4) interposed between a front portion (2) and a rear portion (3), said front (2) and rear portions (3) being mutually and releasably fastenable, characterised in that, said front portion (2) includes a recess (10) located on an inner nappy surface (14) opposing a navel region (11) of an infant when wearing said nappy (1), said recess (10) being capable of enclosing said navel region (11) and accommodating a newborn infant's post-delivery residual umbilical cord (12).

The invention discloses a cleaning device for a solar battery panel. A water storage tank is arranged on a supporting plate, a supporting assembly comprises a two-dimensional turntable and a telescopic supporting column fixedly arranged on the top of the two-dimensional turntable, and the two-dimensional turntable is arranged on the top of the supporting plate; the bottom surface of a fixed platform is fixedly connected to the top of the telescopic supporting column, a balance adjusting assembly can keep a movable platform in a horizontal state, one end of a connecting plate is hinged to the movable platform while the other end of the connecting plate is fixedly connected to two sides of the supporting plate assembly, rotating shafts are arranged at two ends of the supporting plate assembly, a cleaning tape winds the two rotating shafts, an angle adjusting assembly comprises a top motor of the movable platform, a winding roll arranged on an output shaft of the motor and a steel cable winding the winding roll in a crimped manner, and one end of the steel cable is fixedly connected to the winding roll while the other end of the steel cable is connected to the end, far away from the movable platform, of the connecting plate. The cleaning device can clean the solar battery panel conveniently and is not removed and mounted after cleaning the solar battery panel.

The invention discloses a penetrative-assembling method for a compact type roller bearing structure motor. The method comprises the following steps: placing a drive end and a non-drive end of a motorrotor on support frames at two sides of an axial direction; orderly mounting a bearing and an end cover at a bearing and end cover mounting place at the drive end side of the motor rotor; mounting anextended shaft and a connecting sling at the non-drive end of the motor rotor, and performing penetrative-assembling; fixedly connecting an end cover at the drive end side of the motor rotor with a motor stator through a bolt, importing a sling from a non-driven end base window of the motor stator so that the motor rotor is suspended on the sling, and removing the slings at two ends of the motor rotor; orderly mounting the bearing and the end cover at the non-drive end of the motor rotor, and fixedly connecting the end cover and the motor stator through the bolt, and removing the sling imported into the non-drive end base window. The penetrative-assembling method disclosed by the invention is convenient, fast and high in security.

The invention discloses an automatic release agent spraying device and method for a full-automatic magnetic material hydraulic machine and relates to the technical field of hydraulic machine release agent supply. The device comprises a belt conveying device, a guide rail device, a walking rack device and multiple release agent spraying heads. The belt conveying device comprises belts which are arranged in parallel, and the guide rail device is arranged below the belts. The left end and the right end of the walking rack device are fixed to the two belts correspondingly, and the lower side of the walking rack deice is connected with the guide rail device in a sliding manner. The multiple release agent spraying heads are evenly arranged at the front end of the walking rack device. By means ofthe automatic release agent spraying device, the belt conveying device drives the walking rack device and the release agent spraying heads to move to conduct accurate and quantitative spraying on alldie cavities in the die face, and therefore release agent spraying in each die cavity can be uniform; the spraying consistency of all the die cavities in the whole die face is high; full automatic control is adopted, and efficiency is high; remote control is adopted, and safety is high; the release agent use amount can be saved, and the cost is reduced; and running stability of the walking rack device is good.

The invention provides a fabricated type cantilever supporting frame and an assembly process thereof. The fabricated type cantilever supporting frame comprises a vertical sliding block, an end plate,a fixing groove, a screw and nuts, and the end plate, the screw and the sliding block are sequentially connected. The sliding block, the screw and the end plate are integrally fixed to the vertical fixing groove, the upper portion of the screw penetrates through the end plate, and the lower portion of the screw penetrates through the sliding block. The upper and lower ends of the screw are connected with the nuts in a spiral mode, and the nuts are separately disposed above the end plate and below the sliding block in a clamping mode. The sliding block is slidably disposed on the vertical fixing groove in an embedded mode, and the end plate is disposed at the top of the vertical fixing groove in a clamping mode. A notch is formed in the front surface of the vertical fixing groove, and the sliding block is slidably disposed on the notch. The fabricated type cantilever supporting frame can be realized on an implementation site, only simple cutting needs to be performed according to the needs, then simple assembly operation is performed to complete the assembly of the required cantilever supporting frame, and the problems of reduction of supporting capacity by relying on the friction force or the supporting failure due to the nut looseness can be avoided.

The invention relates to a packaging paper box moving device. The packaging paper box moving device comprises a mobile box body, a buckle, a connecting plate and universal wheels. By arranging a buckle device on a packaging paper box, a large paper box can be fixed on the universal wheels, so paper box damages caused in transportation of the paper box during manual transferring can be prevented, the packaging effect of the paper box is not affected, the paper box can be transferred more conveniently and quickly, and the transfer efficiency of the paper box is improved; the packaging paper box on which the buckle is mounted can be repeatedly utilized, so waste of the paper box in use can be prevented.

The present invention provides a thin optical disc drive whose impact resistance performance is improved.An under cover 19 is provided with a collision evasion hole 21 at a position corresponding to an end of an optical head housing 25. Moreover, a bottom cover 4 is provided with an impact force buffering member 22 at a position corresponding to the collision evasion hole. When an impact force acts on an optical disc drive 1, the impact force to the optical head housing 25 is buffered by the structure. Consequently, it is possible to prevent the optical head 8 from being damaged, and it is possible to improve the reliability of the optical disc drive 1.

The invention provides a variable-diameter back reaming device and a process method. According to the variable-diameter back reaming device, a central rod is connected with a body by a spline pair, through holes are formed in the body, a bearing end cover is arranged on the upper part of the body, the middle part of the body is of a three-ledge or four-ledge structure, two oil injection holes are symmetrically formed above the ledges and an oil injection plug head is installed, and a cutting block is arranged on each ledge; and a balance piston rod, a balance piston, a spring and a bevel barrel are installed in an annular space of the central rod and the body, the balance piston rod is connected with the central rod through a thread, the balance piston is installed in an annular space of the balance piston rod and the body, and the spring is installed between the balance piston rod and the central rod. The variable-diameter back reaming device and the process method provided by the invention are used for safe drilling and completion for complex formations.

The invention relates to an auxiliary offshore oil-well device, in particular to an auxiliary offshore oil-well power device with chromium alloy clamp pistons. As an improvement, each of clamp piston buffers comprises a clamp piston rod, a clamp piston cylinder, a clamp guide cylinder, a lower-end clamp cover, an upper-end clamp cover, a paired half-open lower clamp and a paired half-open upper clamp. Platform hinges are uniformly distributed on the periphery of a working platform and connected to one ends of the clamp piston buffers, and the other end of each clamp piston buffer is connected with a fixing leg. The clamp piston buffers adopt threaded connection and double-piston seal bidirectional shock proofing in combination, each clamp piston buffer can bear tension or pressure at the same time, and the working platform can resist to ocean wave impact from any directions. Disc synchronizing wheel motors are combined with the clamp piston buffers through the working platform, meanwhile two problems, about vulnerability of power source motors and integral shock proofing of oil-well facilities, troubling offshore oil-wells all the time are solved, and unexpected effect is obtained.

The invention discloses a method for treating a circular arc spacious net rack bearer and a double bearer thereof. The method for treating the circular arc spacious net rack bearer of the invention is as follows: the circular arc spacious net rack is used in the method, firstly a basic short column supporting the circular arc spacious net rack is provided with a horizontal plane and a vertical plane vertical to each other, and two net rack double bears, bearing surfaces of which are vertical to each other, are fixed on the horizontal plane and the vertical plane of the basic short column respectively, and the circular arc spacious net rack is connected with the double bearers, therefore, the horizontal force generated by the circular arc spacious net rack can be directly transferred to the basic short column, thereby the stability of the circular arc spacious net rack is improved. Compared with prior art, the double bearer used in the invention can make the circular arc spacious net rack generate tremendous horizontal force to be directly transferred to the basic short column, thereby avoiding the horizontal force supported by welding seams, greatly improving the stability of the circular arc spacious net rack structure and bring the safety guard for manufacturing and processing.

The invention discloses a secondary reheating million unit high-pressure heater system structure. The structure comprises a steam turbine, a high-pressure heater set and an external steam cooler set;the high-pressure heater set comprises a first high-pressure heater, a second high-pressure heater, a third high-pressure heater and a fourth high-pressure heater; single-row coiler vertical high-pressure heaters are adopted; the first high-pressure heater, the second high-pressure heater and the third high-pressure heater are arranged in a zero-meter layer of a steam machine room; the fourth high-pressure heater is arranged in an operation layer of a deaeration room; the external steam cooler set comprises a second external steam cooler and a fourth external steam cooler; U-shaped tube vertical heaters are adopted; the second external steam cooler is arranged in a middle layer of the steam machine room; and the fourth external steam cooler is arranged in the operation layer of the deaeration room. Meanwhile, the invention discloses an application method of the secondary reheating million unit high-pressure heater system structure. The structure has the characteristics of capability ofreducing the manufacturing cost of the steam machine room, simplification of the system, reduction of the engineering quantity, improvement of the unit economy, acceleration of the unit start time and the like.

The invention discloses a visual device with an oblique cambered surface and a variable channel. The device comprises the components of a bolt assembly I, a bolt assembly II, a fixing board, a thermocouple, a heating member, an upper shaped board, a lower shaped board, a sealing gasket and glass. The heating member is fixed to the fixing board. The bolt assembly I fixes the upper shaped board to the fixing board. The sealing gasket is mounted in sealing troughs of the upper shaped board and the lower shaped board. The glass is mounted in a sealing trough with a gasket. The bolt assembly II isconnected with the lower shaped board and the fixing board. The thermocouple is obliquely mounted on an oblique hole of the heating member from the outside space of the device. One side, which is farfrom the glass, of the sealing gasket is provided with a metal gasket for adjusting the size of a channel gap, wherein the relative height of the upper shaped board is adjustable, the assembling position of the glass is adjustable, the inclination angle of the fixing board is adjustable, and the shape of the channel between the upper shaped board and the lower shaped board is adjustable. The visual device can realize continuous adjustment of the inclination angle in a scope ranging from -90 DEG to 90 DEG.

A polymer window assembly includes a polymer window frame with a pair of jambs and a sill, and a glass unit carried by the window frame. A pair of brackets are attached to the jambs proximate corners between the jambs and the sill. Each bracket has an upright member, a horizontal member orthogonal to the upright member and a hook attached to a rear surface of the upright member. The brackets attach to the jambs so that the hook extends through a hole in the jamb, the upright member is adjacent a surface of the jamb and the horizontal member is disposed above (e.g., spaced above) the sill. The brackets support and transfer the weight of the glass unit to the jambs to inhibit (e.g., prevent) the sill from bearing the load of the glass unit, thereby inhibiting (e.g., preventing) the crushing or bowing of the sill by the glass unit and thereby inhibiting (e.g., preventing) the formation of gaps in the window assembly that allow for air and / or water infiltration through the window assembly.

The invention provides a multi-purpose barbell bar with the adjustable handle angle. The multi-purpose barbell bar comprises a connecting rod, handle bases are fixedly arranged at two ends of the connecting rod, the two handle bases are arranged in parallel, bearing rods are arranged on one sides, far away from the connecting rod, of the two handle bases, the end parts of the two bearing rods arefixedly sleeved with hanging plate sleeves, hanging plate limiting holes are arranged in the side walls of the hanging plate sleeves, handle bearing bases are rotatably arranged in the handle bases, handles are fixedly arranged on the handle bearing bases, a shaft sleeve is rotatably connected to the middle of the connecting rod, and a lifting ring is fixedly arranged on the side wall of the shaftsleeve. For the multi-purpose barbell bar, through the structures of the handle bases and the handle bearing bases arranged between the bearing rods and the connecting rod, the rotation of the handles is realized, during training, the wrists of a trainee can be subjected to angle adjustment according to the different training movements, thus the wrists can not bear the force deviating from the movement direction, with the manner, the training comfort, training efficiency and training intensity are improved, and meanwhile, the risk that the wrist is injured is effectively reduced.

The invention relates to a domestic sewage treatment method, in particular to a method of using a nickel alloy union squirrel cage air-cooling water-cooling motor system to treat kitchen sewage. The nickel alloy union squirrel cage air-cooling water-cooling motor system comprises a kitchen washing basin, a three-stage sleeve grating, deoiling equipment, centrifugal equipment, a salt-resistant anaerobic bio-membrane reactor, a salt-resistant aerobic bio-membrane reactor and a union energy recycling reverse osmosis system. As an improvement, the method includes assembling of a squirrel cage water-cooling air-cooling motor, connecting of a union joint pipeline and working of three running links including working and running process of the three-stage sleeve grating, working and running process of deoiling and biological conversion treatment and working and running process of reverse osmosis salt-containing water purifying. A union pipeline connecting structure is adopted, so that requirements on connecting and mounting in twisted and narrow space can be met; a union energy recycling assisting pump is arranged in the union energy recycling reverse osmosis system, so that effects on energy conservation and emission reduction are realized, and energy-saving effect is obvious; expense of municipal tap water pipes is lowered, and urban sewage emission is reduced.

The invention provides an eccentric type biomass fuel feeder which is wide in fuel adaptability and low in failure rate. The eccentric type biomass fuel feeder comprises a shell. The shell comprises a semicircular arc plate and two end plates. An upper square flange is arranged above the shell, and a lower square flange is arranged below the shell. A shifting shaft is arranged in the shell. Centers of the shifting shaft and the semicircular arc plate coincide. Two ends of the shifting shaft are fixed on the end plates through round flanges respectively. Bearings are arranged between the shifting shaft and the round flanges. One end of the shifting shaft is connected with a speed-reducing motor driving mechanism. A plurality of shifting pieces on the same circumference are distributed on the shifting shaft evenly. The center line of the upper square flange is arranged perpendicularly, an included angle is formed between the center line of the lower square flange and the center line of the upper square flange, the center line of the shifting shaft is perpendicular to the center line of the upper square flange, and a horizontal distance, namely an eccentric distance, is reserved between the center of the shifting shaft and the center of the upper square flange.

The invention discloses an auxiliary polishing device for a ground polisher. The device comprises a machine body. A circular cover plate is installed at the front end of the bottom of the machine body, an annular plate is installed on the lower surface of the circular cover plate, auxiliary supporting plates are installed at the bottom of the annular plate, and the multiple auxiliary supporting plates are symmetrical about the circle center of the annular plate; and a polishing piece is arranged on the lower end face of the circular cover plate, and a supporting mechanism is installed on the outer side of the annular plate. According to the auxiliary polishing device for the ground polisher, stones with certain sizes and are not tightly fixed to cement can be pushed away through the arranged auxiliary supporting plates when the polisher moves, accidents are avoided when the stones are polished, and the stones can be pushed away through the annular plate and the auxiliary supporting plates in the moving process of the machine body; and if the stones are tightly fixed to the cement, in the moving process of the machine body, the arc-shaped auxiliary supporting plates are stressed with thrust to move to the tops of the stones, and the polisher slightly inclines.

The invention discloses a vehicle environment-friendly wear-resistant paint. The vehicle environment-friendly wear-resistant paint is prepared from, by weight, 50 to 60 parts of modified polyester resin, 2.5 to 3 parts of a wear-resistant filler, 1 to 1.5 parts of a lubricating filler, 1 to 1.6 parts of a curing agent, 0.2 to 0.3 part of an antifoaming agent, 0.3 to 0.4 part of an anti-settling agent, 0.2 to 0.3 part of a leveling agent, 0.1 to 0.2 part of an UV absorber, 5 to 8 parts of styrene, and 40 to 50 parts of N,N-dimethyl formamide. The invention also discloses a preparation method ofthe paint. According to the preparation method, modified polyester resin with excellent water resistance, wear resistance, and impact resistance is taken as a paint film forming matrix; the wear-resistant filler is added, so that the wear-resistant filler is preferably dispersed in the resin matrix for bearing and load dispersing effect, and is capable of improving paint wear resistance through forming of more compact inorganic / organic coating layers with the resin; the obtained paint possesses excellent wear resistance and water resistance, and is capable of satisfying vehicle production line spraying technology requirements.

A tire inflator / bleed system allows tire pressure to be adjusted using controls in a vehicle and while in motion. The inflator system includes a disk portion which rotates with a wheel, and a ring portion rotatably attached to the disk. The disk may be a spacer between the wheel and a vehicle hub, be part of the wheel, or be part of the hub. The ring portion receives air from an air supply / bleeder and is in fluid communication with the disk portion to provide the air to or from the disk portion. The disk portion is in fluid communication with a tire interior to add or remove air from the tire.

The invention discloses a hydraulic system for controlling a vehicle to realize two-way travelling, belongs to the technical field of engineering vehicles, overcomes the shortages in the prior art, and provides the hydraulic system for controlling the vehicle to realize the two-way travelling which is low in manufacturing cost and can control the vehicle to realize the two-way travelling. In order solve the technical problem, the technical scheme adopted by the invention is that the hydraulic system comprises a steering device, an oil pump, an oil box and a hydraulic oil cylinder, wherein a steering wheel arranged on the steering device controls the steering device to act; the oil pump and the oil box are respectively communicated with an opening P and an opening O in the steering device through corresponding oil pipes; an opening A and an opening B of the steering device are correspondingly communicated with an opening P1 and an opening P2 of the hydraulic oil cylinder through a hydraulic manifold block; the opening P1 and the opening P2 are respectively positioned on the two sides of a piston of the hydraulic oil cylinder; and a piston rod of the hydraulic oil cylinder is connected with a steering mechanism of the vehicle. The hydraulic system is mainly used on an engineering vehicle in a laneway.

The invention discloses a cleaning device for solar panels. A water storage tank is provided on a support plate. The support assembly includes a two-dimensional turntable and a telescopic support column fixedly provided on the top of the two-dimensional turntable. The two-dimensional turntable is provided on the top of the support plate. Top; the bottom surface of the fixed platform is fixedly connected to the top of the telescopic support column. The balance adjustment component can keep the moving platform in a horizontal state. One end of the connecting plate is hinged to the moving platform, and the other end is fixedly connected to both sides of the support plate assembly. The support plate Both ends of the assembly are provided with rotating shafts, and the cleaning tape is wound around the two rotating shafts. The angle adjustment assembly includes a motor installed on the top of the moving platform, a reel installed on the output shaft of the motor, and a steel cable curled around the reel. , one end of the steel cable is fixedly connected to the reel, and the other end is connected to the end of the connecting plate away from the moving platform. The cleaning device can easily clean the solar panels and does not require dismantling and installation after cleaning a solar panel.

The invention discloses a high-power-density multi-port power electronic transformer topology comprising a high-voltage-side modular multilevel converter, an intermediate-side resonant high-frequencyconverter, and a low-voltage-side direct-current bus. Positive and negative direct-current buses of the modular multilevel converter are connected with two blocking resonant capacitors of the high-frequency converter and an alternating-current bus of the modular multilevel converter is connected with an alternating-current resonant capacitor of the high-frequency converter to form an upper resonant loop and a lower resonant loop. An upper bridge arm and a lower bridge arm of the modular multilevel converter output inverting high-frequency alternating currents and the energy is transmitted to the lower voltage side through the resonant loops in a high-frequency mode. Compared with the existing multi-port power electronic transformers with the high-voltage alternating current bus, the high-voltage direct current bus, and the low-voltage direct-current bus, the high-power-density multi-port power electronic transformer topology enables the number of high-frequency transformers, sub modules, capacitors, and switch devices to be reduced substantially and does not need any high-frequency trap filter of the direct-current bus, so that the equipment size and cost are reduced substantiallyand the equipment efficiency and power density are improved.