26results about How to "Resolve friction" patented technology

The invention provides an audio and video data storage device, and relates to the technical field of data storage, the audio and video data storage device comprises a storage device body, the storage device body comprises a storage bin, an air cooling assembly, a positioning mechanism and a transmission assembly, the storage bin is internally provided with a plurality of insertion channels, and the top of each insertion channel is inserted with a partition plate; a flow guide cavity is formed in the top of the partition plate, a heat dissipation mechanism is embedded in the bottom of the flow guide cavity, a cover plate is hinged to the outer side of an insertion channel, an outer layer air outlet is formed in the surface of the cover plate, and a lifting channel is formed in the rear end of the interior of the storage bin. The switching mechanism is used for carrying out linkage control on the heat dissipation mechanism, the audio and video data hard disk at any position can be rapidly connected, targeted heat dissipation treatment can be provided, meanwhile, the clamping effect is provided in the connection state, and the stability and reliability in the connection and transmission process are improved.

The utility model provides a back door assembly and a vehicle. The back door assembly comprises a back door metal plate, a tail lamp arranged on the back door metal plate and an outer decoration plate located below the tail lamp. A connecting part is arranged at the top of the outer decoration plate, the connecting part is bent forwards and extends upwards to the position between the tail lamp and the back door metal plate, and the connecting part and the tail lamp are connected with the back door metal plate through the same connecting piece. According to the back door assembly, the connecting part located between the tail lamp and the back door metal plate is arranged at the top of the outer decorative plate, and the connecting part and the tail lamp are connected with the back door metal plate through the same connecting piece, so that the structural strength of the outer decorative plate can be improved, the number of holes in the back door metal plate can be reduced, and the service life of the back door assembly is prolonged. Therefore, the forming of the metal plate of the back door is facilitated, the assembling efficiency of the back door assembly is improved, and the production cost is reduced.

The application provides a mute buffer lock body, which comprises a lock body outer lining plate, a lock body box bottom assembly, a tongue peach mechanism, a latch assembly, a lock body box cover, the lock body box bottom assembly comprises a box bottom and a lock body inner lining plate; further comprising: a latch damper, a latch silencer block is embedded on the lock body inner lining plate, the latch assembly comprises a latch assembly mute buffer mechanism, the latch peach mechanism comprises a latch peach silencer assembly, noise generated by the latch assembly during use is eliminated through the latch assembly mute buffer mechanism, the latch damper, the latch silencer block and the latch peach silencer assembly. By using the application, the problem that noise is generated by the impact or friction between components of the lock body when the door is closed or opened can be solved.

The utility model relates to the technical field of coal cinder conveying, in particular to a deslagging roller convenient for coal cinder collection, which comprises a rotating shaft, the surface of the rotating shaft is connected with a roller body assembly, two ends of the rotating shaft are respectively provided with a bearing seat assembly on the outer side of the roller body assembly, and the outer wall of each bearing seat assembly is provided with a collection assembly; a flow guide mechanism is connected to the surface of the rotating shaft between the barrel assembly and the bearing seat assembly, and a slag removal mechanism is further connected to the surface of the collecting assembly. The utility model not only solves the problem of friction between the belt and the roller due to coal cinder on the surface of the conventional deslagging roller, prolongs the service life, but also realizes the collection and conveying work of the dropped coal cinder by the deslagging roller, avoids the phenomenon of waste of the coal cinder, and improves the production efficiency. Meanwhile, coal slag attached to the surface of the slag discharging roller is cleaned through the slag cleaning mechanism; and by arranging the flow guide mechanism, the problem that slag can fall onto the rotating shaft during slag discharging of an existing slag discharging roller is solved, and the phenomenon that coal slag splashes is avoided.

The utility model relates to the field of film sleeving of power batteries, in particular to a heat shrinkage film packaging machine which comprises a film sleeving part and a film feeding part. A pushed thermal shrinkage film is sleeved on a rotary drum in the film feeding part; the film sleeving part comprises a plurality of guide rollers adjacent to the guide rollers, the guide rollers are arranged on the rolling surfaces of the guide rollers and are matched with the pushing of the thermal shrinkage film, the battery is positioned on the guide rollers, the end part of the battery is in a posture of abutting against the guide rollers, and the whole battery is sleeved with the pushed thermal shrinkage film under the traction of the guide rollers; it is not difficult to see that when the battery is transversely arranged, the sleeving mode that film sleeving can be carried out is achieved, and due to the application of the guide roller, on one hand, the purpose of supporting the guide roller to be transversely arranged is achieved, and on the other hand, the problem that when the battery is transversely arranged, due to friction and too few gaps, the heat shrinkage film cannot be completely arranged on the battery in a sleeving mode is solved.

The invention discloses a method and a system for establishing a steering torque simulation model of a steering wheel. The method comprises the steps that transfer functions of all key parameters are obtained, and the key parameters comprise power-assisted steering, suspension system friction force, suspension system damping force, steering system friction force and steering system damping force; a whole vehicle model and simulation working conditions are established in Carsim, and all key parameters are set as external input in the whole vehicle model; based on the transfer function of each key parameter and the whole vehicle model, establishing an initial joint simulation model in Simlink; and optimizing the initial joint simulation model, and determining a final optimization result of the initial joint simulation model as a steering wheel steering torque simulation model until a steering wheel steering torque result in simulation operation under a simulation working condition meets a set requirement. Through Carsim and Simulink joint simulation, the problem of frictional force and damping force modeling of a suspension system and a steering system is solved, and the steering torque simulation confidence is improved.

The invention belongs to the technical field of chip processing, and particularly discloses a wear-resistant rubber-coated fastening steel ring and a preparation method thereof, the wear-resistant rubber-coated fastening steel ring is applied to a fastening steel ring with an additional silica gel protection layer for grinding a silicon wafer CMP, the diameter of the fastening steel ring is 150-300mm, the thickness of the fastening steel ring is 1.5-4mm, the fastening steel ring comprises a steel ring body and the silica gel protection layer, and the silica gel protection layer is coated on the outer surface of the steel ring body. According to the wear-resistant rubber-coated fastening steel ring and the preparation method thereof disclosed by the invention, the wear-resistant rubber-coated fastening steel ring is applied to a fastening steel ring of an additional silica gel protective layer required by grinding a silicon wafer CMP, and the fastening steel ring and silica gel are combined as raw materials through a plate vulcanization method to prepare the high-performance silica gel-coated fastening steel ring for CMP grinding; a layer of product coated with silica gel is additionally arranged on the surface of the fastening steel ring, so that the fastening steel ring is physically isolated due to the coating of the silica gel when the fastening steel ring touches an external retainer metal ring, and the problem that the fastening steel ring is scratched is solved.

The invention discloses an intelligent jujube sorting machine, comprising a frame, a plurality of profiling tugboat sorting and conveying mechanisms arranged side by side are installed in the frame, a blanking conveyor belt is installed below the front of the profiling tugboat sorting and conveying mechanism, a plurality of discharging conveyor belts arranged side by side are installed below the rear, a visual detection system and a sorting mechanism are arranged above the profiling tugboat sorting and conveying mechanism along one side of the conveying direction, the sorting mechanism is located directly above the discharging conveyor belt, and a cleaning mechanism is installed at the bottom of the profiling tugboat sorting and conveying mechanism. The invention can sort and convey single red dates, effectively prevent the friction problem of red dates, and avoid damaging the red dates. At the same time, different qualities of dates can be sorted and collected one by one, without manual secondary sorting, thereby improving sorting efficiency and reducing labor costs. The invention also has an overall integrated design, a compact structure, and adopts automatic control to realize automatic production.

The invention provides a transmission mechanism and a photoetching machine, and belongs to the technical field of photoetching machines. According to the transmission mechanism, the first supporting unit capable of emitting sound waves and the second supporting unit capable of emitting light waves are arranged on the transmission path of the transmission mechanism, and the mover is supported through sound pressure generated between the first supporting unit and the mover and light pressure generated between the second supporting unit and the mover; therefore, the rotor does not make direct contact with the guide rail in the moving process, and the problem that friction exists in a traditional transmission method is solved.

The utility model provides a rotary connection structure which comprises an installation base and a rod piece, and the installation base is detachably installed on a plate piece. An arc-shaped groove body is formed in the mounting seat, an annular groove is formed in the rod piece, the annular groove is embedded into the inner side of the groove body, and a rotating circular ring is arranged in a gap between the annular groove and the groove body; the rod piece and the plate piece can rotate relatively, the mirror face is installed on the mirror face installation frame, the mirror face installation frame is connected with the plate piece, the arc-shaped groove body is formed in the installation base, the annular groove is formed in the rod piece, the annular groove of the rod piece is embedded into the inner side of the groove body, and then the installation base is connected with the plate piece. The rod piece serves as a rotating shaft to enable the plate piece to rotate around the rod piece so as to drive the mirror surface mounting frame and the mirror surface to rotate, the rotating circular ring is arranged in the gap between the annular groove and the groove body, the rotating circular ring is made of a plastic material, direct rotating connection between the rod piece and the groove body of the mounting base is effectively isolated, friction is further reduced, and the service life of the mirror surface is prolonged. Therefore, the problem that friction and abrasion are generated between the rod piece and the paint face in the rotating process is solved.

The utility model discloses a municipal propaganda column relates to the technical field of propaganda column, including propaganda display support, glass enclosed board, poster placing chamber and propaganda poster, the inside of poster placing chamber is provided with the combination frame for the assembly propaganda poster, the combination frame includes the type frame and butt joint enclosed clamping plate, the type frame one side has set up poster horizontal slot. The utility model discloses a combination frame, poster placing chamber and the cooperation of lock closure board are used, in the state of not needing to open glass enclosed board, the replacement assembly work of propaganda poster is quickly completed, and the replacement of propaganda poster in combination frame is also very convenient, and then the work efficiency is improved, and the labor intensity is reduced, utilizes the cooperation of front roller, rear roller and the receiving roller, when combination frame is assembled into poster placing chamber, can avoid the friction problem with poster placing chamber inner wall, guarantees the quick installation and service life of combination frame.

The application relates to a kind of climbing rope guiding mechanisms and working methods of various rope diameters that can be driven, which have small friction coefficient, do not interfere with each other when entering and exiting the rope, are not twisted, knotted, can balance the climbing rope and are safe and reliable, comprising a driving wheel with a V-shaped groove, a rope pressing swing block and a shell, a left rope guide wheel is arranged on the upper left side of the single-rope driving wheel of the V-shaped groove, a right rope guide wheel is arranged on the upper right side, a partition plate capable of rotating around an axis is arranged between the left rope guide wheel and the right rope guide wheel, a rope blocking plate is arranged in front of the two rope guide wheels, one end of the rope blocking plate is rotatable around the rotating shaft of the right rope guide wheel, and the other end of the rope blocking plate is clamped to the rotating shaft of the left rope guide wheel; the rope pressing swing block is installed below the right rope guide wheel on the right side of the driving wheel, the upper end of the rope pressing swing block is connected to the shell by a rotating shaft, the rotating shaft is provided with a torsional spring, one end of the torsional spring is fixed to the shell, the other end of the torsional spring is fixed to the rope pressing swing block, and the elastic force direction of the torsional spring forces the rollers on the concave arc surface of the rope pressing swing block to roll and press on the rope.

The utility model provides a shaft sleeve piece of an air guide plate, an air guide assembly and an air conditioner. The shaft sleeve piece is made of an elastic material and comprises a peripheral wall, a shaft hole is formed in the inner circumference of the peripheral wall, and an axial clamping structure is arranged on the outer circumference of the peripheral wall; a first protruding structure protruding towards the shaft hole is arranged on the inner circumference of the peripheral wall, and a first concave structure corresponding to the first protruding structure is arranged on the outer circumference of the peripheral wall. The shaft sleeve piece further comprises an end portion in the axial direction, a second protruding structure protruding towards the shaft hole is arranged on the inner side of the end portion, and a second concave structure corresponding to the second protruding structure is arranged on the outer side of the end portion. The air guide assembly comprises an air opening part, an air guide plate, a shaft sleeve part and a driving unit. A rotating shaft of the air guide plate is inserted into a shaft hole of the shaft sleeve part. The air conditioner comprises the air guide assembly. The first protruding structure and the second protruding structure which are good in deformation capacity tightly support the rotating shaft in the radial direction and the axial direction respectively, the problem that the air guide plate shakes in all directions is solved, rotation cannot be hindered due to the fact that too large friction force is generated, and the good buffering effect is generated.

The invention discloses a pluggable and quick-install high-voltage bushing, comprising a high-voltage bushing and a base glass fiber reinforced plastic cylinder, wherein the high-voltage bushing comprises an upper end cap, a hollow composite sleeve, a bushing flange and a capacitor core, wherein the upper end cap is arranged on the top of the capacitor core, the bushing flange is sleeved on the middle section of the core of the capacitor core, the hollow composite sleeve is sleeved on the outside of the capacitor core between the upper end cap and the bushing flange, the capacitor core located below the bushing flange is arranged inside the base glass fiber reinforced plastic cylinder, the top of the base glass fiber reinforced plastic cylinder is connected to the bottom of the bushing flange through a base flange plate, a base bearing member is arranged at the bottom of the base glass fiber reinforced plastic cylinder, and an oil compensator is also arranged on the middle flange body of the bushing flange; the oil compensator comprises a bushing and an oil level display meter arranged at the end of the bushing, and an oil pressure balancing assembly is also arranged inside the bushing. The invention has a stable structure, is convenient for installation and disassembly, and can buffer the oil level and oil pressure.

The application provides a mute buffer lock body, which comprises a lock body outer lining plate, a lock body box bottom assembly, a square tongue assembly, a latch tongue pushing mechanism, a latch tongue assembly, a lock body box cover, the lock body box bottom assembly comprises a box bottom and a lock body inner lining plate; further comprising: a square tongue damper, a latch tongue damper, a square tongue silencing block and a latch tongue silencing block are embedded on the lock body inner lining plate, the square tongue assembly comprises a square tongue assembly mute buffer mechanism, the latch tongue assembly comprises a latch tongue assembly mute buffer mechanism, the latch tongue pushing mechanism comprises a latch tongue pushing silencing assembly, noise generated in the use process of the square tongue assembly is eliminated through the square tongue assembly mute buffer mechanism, the square tongue damper and the square tongue silencing block; noise generated in the use process of the latch tongue assembly is eliminated through the latch tongue assembly mute buffer mechanism, the latch tongue damper, the latch tongue silencing block and the latch tongue pushing silencing assembly. By using the application, the problem that noise is generated due to the impact or friction between components when the lock body is closed or opened can be solved.

The utility model discloses an inner wind shielding connecting structure and a woven coat, the inner wind shielding connecting structure is used for chest connection of the woven coat, the woven coat comprises a coat body, and the coat body comprises a first front fly, a second front fly and a connecting part for connecting the first front fly and the second front fly; comprising an inner wind blocking piece connected to the edge of the first front fly and close to one side of a connecting part and arranged in the extending direction of the connecting part; when the connecting part is closed, the inner wind blocking piece is located below the connecting part and faces the body. The butt joint part protrudes out of the inner air blocking piece in the direction perpendicular to the connecting part; the connecting loop is fixedly connected to the inner side of the second front fly and located at the position corresponding to the butt joint part, and when the connecting part is opened, the connecting loop is suitable for being detachably connected to the butt joint part. According to the inner wind shielding connecting structure and the woven jacket, the inner wind shielding connecting structure effectively enhances the wind shielding and protection functions, so that the use function of the ready-made jacket is increased, and the safety experience of a wearer is improved.

This invention discloses a negative ion yarn spinning process. During the transformation of the molten stream into nascent fibers, the strength gradually increases while the temperature gradually decreases. By setting up multiple cooling sections, the cooling air velocity in each section gradually increases vertically downwards. This gradual increase in cooling air velocity, based on the increasing strength of the nascent fibers, ensures cooling efficiency and allows the cooling temperature in each section to gradually decrease vertically downwards, resulting in a uniform temperature reduction of the nascent fibers. Ultimately, while ensuring cooling efficiency, this process avoids or reduces filament breakage. Furthermore, the initial use of a lower cooling air velocity prevents excessive fiber movement and adhesion. This invention also discloses a negative ion yarn spinning device that, while ensuring cooling efficiency, also avoids or reduces filament breakage.

The utility model discloses a zip pull together fatigue test device, include: frame, be provided with panel and a plurality of trigger, and panel can show the trigger number of times of triggering, be connected with the first clamping component of frame, including the first upper clamping piece and first lower clamping piece that clamped first chain cloth upside and downside respectively, be connected with the second clamping component of frame, including the second upper clamping piece and second lower clamping piece that clamped second chain cloth upside and downside respectively, second upper clamping piece and second lower clamping piece, pull head, can reciprocating motion in vertical direction on frame, to reciprocating close and open the chain tooth of first chain cloth and second chain cloth, first upper clamping piece, first lower clamping piece, second upper clamping piece and second lower clamping piece are all elastically installed in frame, and can reciprocating displacement when chain tooth and close and open, to reciprocating trigger trigger. Accurate simulation zip real pull together action, direct monitoring open and close times, adapt to different chain cloth, ensure that test data is accurate and reliable.

The utility model relates to the field of auxiliary products used for scrotum skin ulceration, in particular to a vulva treatment auxiliary device. The utility model relates to an auxiliary device for vulva treatment, which comprises a fixing band main body, a first fixing band and a second fixing band, the fixing band main body is provided with an extension section, and the end part of the extension section is provided with a third sticking end; the upper edge of the fixing band body is provided with an elastic telescopic area, and the two ends of the elastic telescopic area are connected with the first pasting end and the second pasting end. The protective cover is fixedly connected to the surface of the extension section; a first inner cavity is formed between the interior of the protective cover and the extension section; the limiting layer is detachably mounted in the first inner cavity of the protective cover; a second inner cavity is formed between the limiting layer and the extension section; the medicine bag is detachably installed in the second inner cavity, and the medicine bag is attached to the inner wall of the limiting layer.

The invention discloses a multifunctional clamping and locking type building block connecting structure, which relates to the technical field of splicing structures and comprises a barrel I, a barrel II and a clamping and locking piece. Inner sawteeth are arranged on the inner wall of the first barrel body, a plurality of sawtooth sliding blocks slide in the second barrel body in the radial direction, reset mechanisms are arranged between the sawtooth sliding blocks, and sliding block outer sawteeth are arranged on the peripheral faces of the sawtooth sliding blocks and matched with the inner sawteeth of the barrel body. A sliding-out channel is arranged on the peripheral face of the second barrel and allows the outer sawteeth of the sliding block to stretch out. The clamping and locking piece comprises a sliding rod, the top end of the sliding rod is fixedly connected with a pressing block, the middle of the sliding rod is provided with a rotary clamping and locking part used for pushing the sawtooth sliding block to move in the radial direction, and the pressing block is connected with a spring below. According to the building block, the sawtooth sliding block is driven by the clamping and locking piece to move, the upper barrel and the lower barrel are connected in an engaged mode, the problem that a traditional building block is prone to loosening due to insufficient friction force is solved, the locking mechanism is designed, tight connection or loose stacking of the building block can be achieved, the stability and diversity of building block connection are improved, and recycling and repeated using are convenient.

The invention discloses a reinforced combination structure of a load-bearing crossbeam and a load-bearing column of a large-span beam of a factory building, comprising a column; a crossbeam; and a reinforcement member, on which sliding components are symmetrically arranged, and the sliding components include rollers arranged in a linear array to resist rolling in the side grooves of the I-beam portion, and the reinforcement member is also provided with a supporting foot. The reinforced combination structure of a load-bearing crossbeam and a load-bearing column of a large-span beam of a factory building provided by the invention uses a reinforcement member and a supporting foot on the reinforcement member to connect to the column to fix the peripheral side of the end of the crossbeam, thereby alleviating the problem that the crossbeam is bent and the end is warped to cause deformation of the column, and can improve the bending capacity of the crossbeam and reduce damage to the column. Secondly, the reinforcement of the crossbeam by the reinforcement member does not require drilling holes in the web of the crossbeam, thereby improving the compressive resistance of the crossbeam. The reinforcement member can also be used to slide on the crossbeam to cause the end of the crossbeam to vibrate, thereby solving the problem that the crossbeam is stuck due to friction during the hoisting process and is inconvenient to install.

The utility model relates to the technical field of fixed guide frames for spinning, in particular to a rotary guide rod convenient to adjust, which comprises a rotary component and a mounting component, the rotary component is obliquely arranged on a heat treatment machine through the mounting component, the rotary component comprises a guide rod body, and the guide rod body is rotatably arranged at an outlet of the heat treatment machine. The inclination angle between the guide rod body and the horizontal plane is 20-60 degrees, the inclination direction of the guide rod body is the same as the deviation direction of the tow, and the lower surface of the tow is in rolling contact with the guide rod body. According to the utility model, the problems that fiber tows deviate and the tows are damaged by friction due to friction between the tows and the guide rod can be solved.

The utility model relates to the technical field of bearings, and discloses a full complement ball bearing which comprises a mounting plate, a fixing block fixedly connected to the side portion of the mounting plate, a fixing hole formed in the middle of the fixing block, a mounting ring fixedly connected to the middle of the mounting plate, a containing groove formed in the middle of the mounting ring, a rotating ball rotationally connected to the middle of the containing groove, and a connecting ring connected to the side portion of the rotating ball. The side portion of the connecting ring is sleeved with a clamping plate, an oil inlet is formed in the side portion of the mounting ring, and through the arrangement of the oil inlet, the first oil pipe, the second oil pipe, the oil groove and the oil outlet beads, in the running process of the bearing, lubricating oil in the oil groove can be brought out through the oil outlet beads by making contact with the oil outlet beads when the rotating beads rotate; through contact connection of the oil outlet beads and the rotating beads, after the oil outlet beads take out lubricating oil, the rotating beads make contact with the oil outlet beads for smearing, and in the smearing process, on one hand, use of the lubricating oil can be saved, and on the other hand, it can be kept that the lubricating oil exists on the surfaces of the rotating beads all the time during operation.

The utility model relates to cable pay-off technology field, concretely is a kind of electric power cable processing pay-off device, including bottom plate, its top both sides are provided with support, pay-off mechanism is provided between two supports;Horizontal bar, it is transversely fixedly connected between the top middle portion of two supports, automatic adjusting mechanism is provided between the horizontal bar and pay-off mechanism;Lifting frame, it is fixedly connected to the back of two supports, height adjusting mechanism is provided between the lifting frame and pay-off mechanism.The utility model cooperates with the use of spring and pay-off rack self weight, realizes the real-time adjustment that pay-off rack height automatically drops with cable diameter reduces, solves the cable friction and entanglement problem caused by the pay-off height lifting due to the coil diameter change in prior art.

The utility model discloses a concrete formwork convenient to demould, which relates to the technical field of formworks and comprises a base, an automatic demoulding mechanism and a bidirectional driving motor. The automatic demolding mechanism is composed of a bidirectional driving motor, driving fluted discs, a supporting block, a first driven fluted disc, a forward threaded rod, a second driven fluted disc, a reverse threaded rod, a connecting frame, a forward threaded groove and a reverse threaded groove, and the driving fluted discs are installed on the two sides of the bidirectional driving motor through rotating shafts. According to the concrete formwork convenient to demould, a bidirectional driving motor is started to drive a driving fluted disc to be meshed with a first driven fluted disc and a second driven fluted disc to drive the first driven fluted disc and the second driven fluted disc to rotate, and when the first driven fluted disc and the second driven fluted disc rotate, a forward threaded rod and a reverse threaded rod in the middle of the first driven fluted disc and the second driven fluted disc rotate along with the first driven fluted disc and the second driven fluted disc; by means of the concrete formwork convenient to demould, the problem that certain friction force and viscosity exist between the formwork and a concrete block in the demoulding process, and therefore certain time and energy need to be consumed in the demoulding process is solved.

The present disclosure relates to a valve core and a hydraulic valve including the valve core, belonging to the technical field of hydraulic valves, wherein a first annular groove, a second annular groove and a third annular groove are arranged on the outer surface of the valve core; a first axial groove and a second axial groove are arranged on the surface of the valve core along the axial direction and in a circular array; the first axial groove is connected to the first annular groove; the second axial groove is connected to the second annular groove; a first radial hole, a second radial hole and a third radial hole are arranged in the radial direction of the valve core; the first radial hole is connected to the first annular groove; the third radial hole is communicated with the third annular groove, the first radial hole is connected to the third radial hole through the axial hole, and the center hole of the valve body is connected to the second annular groove through the second radial hole; the valve core is rotatably arranged in the valve body, and the hydraulic valve can realize high-frequency opening and closing control, which solves the complexity and difficulty of high-frequency opening and closing axial motion control of the sliding valve.