39results about How to "Improve fit reliability" patented technology

The invention discloses a ridge crusher for a subsoiling and ridge crushing machine. The ridge crusher comprises a ridge crushing box with a bottom plate, side plates and a top plate, rib plates are welded among lower bearing seats which are mounted on the bottom plate, a lubricating oil passage is reserved between each rib plate and the bottom plate, and upper bearing seats mounted on the top plate are longer than the lower bearing seats. The ridge crusher for the subsoiling and ridge crushing machine has the advantages that strength of the lower bearing seat can be improved, more bearings can be mounted at high-load-bearing positions while less bearings are mounted at low-load-bearing positions, and accordingly rigidity and transmission stability of a transmission shaft are improved, and cost is reduced; in addition, welding of the rib plates is facilitated, and smooth flow of lubricating oil in the ridge crushing box is guaranteed so as to improve lubrication effects.

A locking arm 27 is supported by a fulcrum 31 attached to a body 28 and a pair of coupling portions 33, 34. When an operation portion 30 is pressed down, an engaging portion 29 located between the fulcrum 31 and the coupling portions 33, 34 is shifted vertically to a direction of coupling a connector 10 with a complementary connector 38. The coupling portions 33, 34 are made in parallel to the direction of coupling the connector 10 with the complementary connector 38. The pair of coupling portions 33 and 34 are formed as a pair of legs. A sliding groove 35 is formed between the pair of legs 33 and 34 so as to correspond to an engaging portion 44 of the complementary connector 38. The engaging portion 44 will be slid into the sliding groove 35. In such a configuration, the locking mechanism can remove backlash between a female connector and a male connector to provide high coupling accuracy.

The invention relates to the field of display technologies, and discloses an organic light-emitting diode (OLED) display panel encapsulation structure, a manufacturing method of the OLED display panel encapsulation structure, and a display device, which are used to improve the sealing reliability of OLED device encapsulation and prolong the service life of OLED devices. The OLED display panel encapsulation structure comprises an OLED display substrate and a glass cover plate which are oppositely arranged, wherein encapsulation parts are arranged between non-display areas of the OLED display substrate and parts of the glass cover plate corresponding to the non-display areas; and each encapsulation part comprises a first concave-convex structure arranged on the OLED display substrate, a second concave-convex structure arranged on the glass cover plate, and encapsulation materials arranged between the first concave-convex structure and the second concave-convex structure. The OLED display panel encapsulation structure, the manufacturing method of the OLED display panel encapsulation structure, and the display device provided by the invention are used for an OLED display device.

The invention discloses a microwave oven shell and a microwave oven with the same. The microwave oven shell comprises a front panel and an upper cover plate. The top of the front panel is provided with a folded edge bent backwards. Multiple first protrusions are arranged on the lower surface of the folded edge. The folded edge is provided with through holes penetrating through the folded edge in the vertical direction. The lower surface of the upper cover plate is provided with clamping buckles and limiting parts, clamping grooves with open front sides are formed in the clamping buckles, the folded edge stretches into the clamping grooves, the upper surface of the folded edge and the first protrusions tightly make contact with the upper surfaces and the lower surfaces of the clamping grooves respectively, and the limiting parts stretch into the through holes. According to the microwave oven shell, the folded edge with the first protrusions can be in interference fit with the clamping grooves, the limiting parts are buckled with the through holes, the matching reliability between the front panel and the upper cover plate can be improved, and it is guaranteed that a gap between the front panel and the upper cover plate can be kept uniform when the front panel receives force. The microwave oven shell is convenient to dismount, mount and maintain, other parts are not damaged in the dismounting and maintaining process, and the microwave oven shell is simple in structure and low in increase margin of machining cost.

The invention discloses a subsoiling and smashing machine. The subsoiling and smashing machine comprises a machine body, a smashing and ridging device, a connecting device, a ditching device, a leveling device and a device for returning straws to a field; the smashing and ridging device comprises a smashing and ridging box; the smashing and ridging box comprises a bottom plate, a side plate and a top plate; lower bearing bases are mounted on the bottom plate; a rib plate is welded between the lower bearing bases; a lubricating oil channel is arranged between the rib plate and the bottom plate; upper bearing bases are mounted on the top plate; and the lower bearing bases are arranged on the upper bearing bases. According to the subsoiling and smashing and ridging machine, the strength of the lower bearing bases can be improved; a plurality of bearings are conveniently mounted on places which with great stress, and less bearings are mounted on places with little stress; so that the rigidity and the transmission stability of a transmission shaft are improved, and the cost can be reduce; the rib plate is conveniently welded; and the lubricating oil is guaranteed to smoothly flow in the smashing and ridging box, thereby improving the lubricating effect.

The invention provides a curved surface cover plate design method and device, computer equipment and a storage medium. The bending degree of a curved surface cover plate is optimized, and therefore the stress concentration phenomenon generated when the curved surface cover plate is attached to a flexible display panel subsequently is relieved. The design method of the curved surface cover plate comprises the steps of applying acting force to the end of the flexible display panel in a flattened state, so that the edge area of the flexible display panel is freely bent, and the flexible display panel in a bent state is obtained; and generating a curved surface cover plate matching the flexible display panel according to the flexible display panel in the bending state.

The invention discloses an ultraviolet-curing organosilicon liquefied optical adhesive composition, a preparation method and an application thereof. The ultraviolet-curing organosilicon liquefied optical adhesive composition comprises the following components in parts by weight: 30-80 parts of vinyl silicone oil containing end-sulfydryl group, 10-50 parts of thioalkyl and alkyl group and / or aryl siloxane copolymer, 1-60 parts of vinyl silicone oil, 0.01-1 part of photoinitiator, 0.01-1 part of viscosifier and 0.01-0.1 part of flame retardant. The ultraviolet-curing organosilicon liquefied optical adhesive composition provided by the invention has the properties of liquid-state self-leveling bubble removal, rapid curing and low volume shrinkage rate and the like, can form good attachment with a glass cover plate and an LCD (Liquid Crystal Display) screen, and can be used for whole attachment with a touch screen; the light transmittance reaches more than 99%, and simultaneously the ultraviolet-curing organosilicon liquefied optical adhesive composition has the advantages of high-temperature and high-humidity resistance and cold-heat impact resistance and the like, is high in attachment reliability and finished-product rate and is suitable for continuous production.

The invention relates to the technical field of crushing machinery, in particular to a blade combination method of a crusher and a combined blade of the same. The combined blade is characterized in that a parallel-type stepped slot asynchronous with the angle of a centripetal line of a cutter is cut on the edge of a cutter cylinder, which is in the circle center direction, for holding blades; onesurface of each blade is of a concave-convex structure, the blades are embedded into the parallel-type stepped slot starting from convex surfaces of the blades, concave-convex shoulders of the bladesare parallel to the parallel-type stepped slot in a micro-interference manner, pressing blocks press the concave-convex shoulders of the blades in the parallel-type stepped slot in a radial clearancemanner and the pressing blocks are fastened on the edge of the cutter with backstop screws, and the tail parts of the tightened backstop screws are hidden in screw grooves of the pressing blocks; andan odd number of blades are distributed on the cutter at equal intervals. The invention has the positive effects that the blades are more easily fastened due to the arrangement mode, thereby effectively preventing the blades from being loosened in case of vibration, and the blades are conveniently installed, maintained and replaced, thus improving the operating efficiency of the crusher.

A lever-type connector includes a housing configured to be inserted and removed from a mating housing of a mating connector and a lever. The lever is pivotally operable between a temporary locking position and a fitting completion position of the lever. The lever includes a pair of side plates and an operating portion. A lock portion is provided on the housing. Lever disengagement prevention portions are provided on both sides of the housing so as to cover at least respective parts of the side plates of the lever positioned at the fitting completion position from outside.

The invention discloses a miniature residual current operated circuit breaker. The number of poles is two. The miniature residual current operated circuit breaker consists of an electric leakage trip unit and a circuit breaker, wherein the electric leakage trip unit and the circuit breaker are of an integral overall structure; the lengthening design is utilized for the electric leakage trip unit at a load end; the two-segment type structure of a power end and the load end is adopted for an intermediate base; main circuits of two poles both have short circuit, overload and electric leakage protection functions; mutually independent indication devices are arranged and do not mutually interfere; an electric trip rod slides in a guide groove of a shell through a guide bar; innovative arc initiation structures of a bent equidistant-two-surface cambered plate and the like are adopted for an arc initiation device. The miniature residual current operated circuit breaker provided by the invention has the advantages that the size is ingenious; the structure is compact, concise and reasonable; the industrial automatic production and assembly are convenient; the working state is indicated clearly and accurately; the working stability and reliability are higher; the breaking capacity is high; the service life is long; the dual loop protection is achieved; the miniature residual current operated circuit breaker is more complete and safer.

The invention discloses an assembling method of a soil breaking and deep rotary tillage machine. The method includes a machine body assembling method, a connecting device assembling method, an assembling method for installing a connecting device to a machine body, a deep rotary tillage device assembling method and an assembling method for installing a deep rotary tillage device to the connecting device. According to the method, assembling can be carried out on the field, maintaining is convenient, and cost is reduced.

The invention provides a stator tooth, a stator and a motor. The stator tooth comprises a tooth body and a wire winding part; the tooth body is provided with a connecting part connected with the stator yoke of a stator; the wire winding part is connected with the tooth body and can be inserted into the inner side of the stator yoke, so that a wire winding groove for an annular winding to pass through can be defined between the winding part and the stator yoke; and in the circumferential direction of the stator, the wire winding parts gradually bends and extends towards a direction close to thecentral axis of the stator from the middle to the two sides. According to the stator tooth of the invention, the structure of the stator tooth is improved, and therefore, on one hand, an air gap between a rotor and a tooth part can be effectively reduced, so that the acting force between the stator and the permanent magnet rotor is enhanced; the rotor is driven to rotate, so that the performanceof a motor is effectively improved; and on the other hand, the volume of an accommodating cavity can be increased, a larger wire winding space is provided, and therefore, more windings can be wound, and the performance of the motor is improved.

The invention relates to a thermal switch and a temperature control device with the same. The thermal switch comprises a first heat conduction part, a second heat conduction part, a sliding part and an attraction assembly, wherein the second heat conduction part and the first heat conduction part are oppositely arranged, and the sliding part is arranged between the first heat conduction part and the second heat conduction part; the attraction assembly comprises a permanent magnet and a magnetic element, wherein one of the permanent magnet and the magnetic element is fixedly connected to the sliding part, and the other one is directly or indirectly fixed to the second heat conduction part and arranged opposite to the permanent magnet; the magnetism of the magnetic element can respond to thetemperature change of the second heat conduction part, and the permanent magnet can drive the sliding part to slide between the first heat conduction part and the second heat conduction part throughthe magnetic force change between the permanent magnet and the magnetic element and be switched between the closing position and the opening position, so that the thermal path connection between the first heat conduction part and the second heat conduction part is closed or disconnected.

The invention discloses a bodybuilding raise bar which comprises a raise handle and a gravity body. The gravity body is an annular gravity bodybuilding ring. A handle arranged in the diameter direction of the gravity bodybuilding ring is arranged in the annular structure of the gravity bodybuilding ring. One end of the raise handle and the gravity bodybuilding ring are detachably fastened and connected through a connecting mechanism composed of a fixing base and a fastening lock. The gravity bodybuilding ring is limited between the fixing base and a lock body of the fastening lock through a lock cylinder of the fastening lock. A holding part is arranged at the other end of the raise handle. The gravity bodybuilding ring serves as the gravity body of the raise bar, two purposes are achieved through one device, and materials are saved; by means of the fastening lock, the gravity body can be convenient to install and detach and better in fastening effect.

The invention discloses a plug-in assembly, which comprises a lead (20) and a plug-in female head (10) formed by a conductive material, wherein the plug-in female head (10) is provided with an elastic clamping slot provided for the lead (20) to insert, the elastic clamping slot (12) is extruded by the lead (20) when the lead (20) is inserted so as to generate elastic deformation, and the elastic clamping slot (12),which is extruded and generates the elastic deformation, clamps the lead (20) by using an elastic restoring force.

The invention provides an electronic water pump and a vehicle. The electronic water pump comprises a machine shell assembly and an electric control board, wherein a water circulation channel and a first installation cavity are formed in the machine shell assembly in a limiting mode; the electric control board is mounted in the first installation cavity in a sealing mode; a water inlet and a wateroutlet of the electronic water pump are separately formed in the two ends of the water circulation channel, and at least part of the outer wall surface of the first installation cavity forms part of the inner wall surface of the water circulation channel; and a stator and a machine shell are integratedly injection molded. According to the electronic water pump, an internal flow path of the electronic water pump is improved, the flow rate of a coolant for cooling the electric control board is significantly increased, and the cooling effect on the electric control board is significantly improved; compared with additionally arranging large heat sinks to the electric control board, the internal flow path of the electronic water pump is improved, reducing the product volume is facilitated, theinstallation space is saved, and the product structure is simplified; and the integratedly injection molding of the stator and the machine shell plays the role of stator self-sealing, an internal sealing system of a motor is omitted, and the problem of stator heating is effectively solved.

The invention discloses a split type roller pin bearing with an asymmetric structure for a small aviation piston engine, and belongs to the field of small aviation piston engines. The split type roller pin bearing comprises a retainer and roller pins; the retainer is of a split type annular structure and is formed by splicing two asymmetric semicircular rings, and a plurality of roller pin horizontal grooves are evenly distributed in the circumferential direction of the circumferential surfaces of the two semicircular rings at the same angle; and each roller pin horizontal groove is rectangular and is used for mounting the roller pins, and the clearance fit is ensured. According to the split type roller pin bearing with the asymmetric structure for the small aviation piston engine, the retainer is of a split structure and can be conveniently installed on a crankshaft with the integral crank throw of the small aviation piston engine, due to the fact that the integral crank throw is goodin strength and rigidity, the structural design and the machining process of the crankshaft can be simplified while the strength and the rigidity of the crankshaft are guaranteed, and the crankshaftis compact in structure and light in weight.

The invention discloses a microwave oven shell and a microwave oven with the same. The microwave oven shell comprises a front panel and an upper cover plate. The top of the front panel is provided with a folded edge bent backwards. Multiple first protrusions are arranged on the lower surface of the folded edge. The folded edge is provided with through holes penetrating through the folded edge in the vertical direction. The lower surface of the upper cover plate is provided with clamping buckles and limiting parts, clamping grooves with open front sides are formed in the clamping buckles, the folded edge stretches into the clamping grooves, the upper surface of the folded edge and the first protrusions tightly make contact with the upper surfaces and the lower surfaces of the clamping grooves respectively, and the limiting parts stretch into the through holes. According to the microwave oven shell, the folded edge with the first protrusions can be in interference fit with the clamping grooves, the limiting parts are buckled with the through holes, the matching reliability between the front panel and the upper cover plate can be improved, and it is guaranteed that a gap between the front panel and the upper cover plate can be kept uniform when the front panel receives force. The microwave oven shell is convenient to dismount, mount and maintain, other parts are not damaged in the dismounting and maintaining process, and the microwave oven shell is simple in structure and low in increase margin of machining cost.

The invention discloses an ultraviolet light-curable silicone liquid optical adhesive composition, a preparation method and an application thereof. The ultraviolet light-curable organic silicon liquid optical adhesive composition comprises the following components in parts by weight: vinyl silicone oil 30 containing terminal mercapto groups ‑80 parts; 10‑50 parts of copolymer of thioalkanol siloxane and alkyl and / or aryl siloxane; 1‑60 parts of vinyl silicone oil; 0.01‑1 part of photoinitiator; tackifier 0.01-1 part; flame retardant 0.01-0.1 part. The UV-curable organic silicon liquid optical adhesive composition provided by the present invention has the properties of self-leveling and defoaming in a liquid state, fast curing, and low volume shrinkage, and can form a good fit with glass cover plates and LCD screens, and can be used for touch screens It has the advantages of high temperature and high humidity resistance, thermal shock resistance, high bonding reliability, high yield rate, and is suitable for continuous production.

The invention discloses a magnetic suspension bearing stator, a magnetic suspension bearing, a motor, a compressor and an air conditioner, and relate to the field of air conditioners. The magnetic suspension bearing stator comprises a shell and a stator assembly, wherein the shell is provided with a mounting cavity, the stator assembly comprises a connecting ring, the outer circumferential wall ofthe connecting ring is in interference fit with the circumferential wall of the mounting cavity, a first positioning bulge and a first positioning groove are arranged between the connecting ring andthe shell, the first positioning bulge is embedded in the first positioning groove, in the circumferential direction of the connecting ring, the first positioning bulge is abutted against the groove wall of the first positioning groove, the first positioning bulge is arranged on the outer circumferential wall of the connecting ring, and the first positioning groove is formed in the circumferentialwall of the mounting cavity. The assembling difficulty of the stator assembly and the shell is low, and the mounting precision is high; the matching reliability between the connecting ring and the shell is high, even if the magnetic suspension bearing stator operates under a high-temperature working condition, the stator assembly can not shake relative to the shell in the circumferential direction, so that looseness of the stator assembly relative to the shell is avoided, and the system rigidity of the magnetic suspension bearing stator is improved.

The invention belongs to a telescopic device, and particularly relates to an anti-tilting cleaning-free comb plate telescopic device. The root of the movable comb plate is connected with one side beam end or a bridge abutment, the front portion of the movable comb plate is in lap joint with the expansion joint, the fixed comb plate is opposite to comb teeth of the movable comb plate and fixed to the other side beam end or the bridge abutment, a fixed comb plate base plate is arranged below the lap joint portion of the two comb plates, and a rubber water stop belt is arranged in the expansion joint. A rotating sleeve coaxial with the expansion joint is arranged at the beam end or the bridge abutment on one side of the root of the movable comb plate, a rotating shaft is rotatably matched in the rotating sleeve, the root of the movable comb plate is fixed to the rotating shaft and can rotate along the rotating sleeve, and a corner gap is formed between the lower surface of the root of the movable comb plate and the beam end or the bridge abutment below the movable comb plate. An outlet of the ventilation pipe is located in the lower portion of the movable comb plate and / or the fixed comb plate and faces the space defined by the comb teeth of the movable comb plate and / or the fixed comb plate. The comb plate solves the problem that in the prior art, a toothed plate is prone to upwarp to be damaged, and has the advantages that the toothed plate is not prone to upwarp, and sundries are not prone to accumulation in gaps of the comb plate.

A hydraulic device for an internal combustion engine or a gearing system, the hydraulic device including a housing featuring a chamber wall structure which delineates a pressure chamber for a pressurised hydraulic fluid; an actuating member which can be adjusted in the housing relative to the chamber wall structure in an actuating direction and in an actuating counter direction opposite to the actuating direction in order to adjust the delivery volume or phase position; and a sealing element including a sealing structure and a spring structure which is supported or moulded on one of the chamber wall structure and the actuating member, preferably the actuating member, and presses the sealing structure into sealing contact with the other of the chamber wall structure and the actuating member with a spring force in order to seal off the pressure chamber. The sealing structure and the spring structure are moulded in one piece.

The invention belongs to the technical field of clavicular fracture fixation, and in particular relates to a clavicle intramedullary nail fixation anchor and a clavicular intramedullary nail fixation device. The present invention includes a basic screw sleeve, the outer wall of which is used to fit on the positioning hole at the clavicle in an expansion or threaded manner, and the lumen of the basic screw sleeve is formed so that the intramedullary nail can enter through the positioning hole The passing cavity of the clavicle medullary cavity; the fixation anchor of the clavicle intramedullary nail also includes a positioning piece for radially locking the end of the intramedullary nail. The clavicle intramedullary nail anchor achieves reliable positioning of the end of the intramedullary nail, and prevents the intramedullary nail from falling off and accidentally twisting in the intramedullary cavity of the clavicle; while the clavicle intramedullary nail fixation device is used for minimally invasive Under the environment, it can realize the efficient fixation function of the fractured clavicle.

The invention discloses a lead screw assembly device. The lead screw assembly device is applied to an electric push rod, and comprises a lead screw, a bearing and a helical gear. The bearing is arranged at the tail end of the lead screw. The helical gear is arranged on the lead screw in a flat filament cooperation mode and tightly presses the bearing in an abutting mode. Due to the fact that a connecting portion and a connecting hole can achieve the surface contact, the lead screw assembly device can have the beneficial effects that the reliability of the cooperation is improved, and the impact sound generated in the forward and reverse rotation process is lowered and even eliminated.

The invention provides a food processor which comprises a machine base, wherein a driving device is arranged in the machine base, and the driving device comprises a driving shaft; a stirring cup whichis placed on the machine base; a cutter set which comprises a cutter arranged in the stirring cup and a cutter shaft connected with the cutter, wherein one of the cutter shaft and the driving shaft is configured to be a connecting shaft, and the other one is configured to be a matching shaft; and a clutch part which is mounted on the connecting shaft and is suitable for being connected with the matching shaft to enable the driving shaft to drive the cutter shaft to rotate or be separated from the matching shaft to enable the stirring cup to be separated from the base. An upper connector and alower connector are replaced by the clutch part, so that the cutter shaft and the driving shaft are directly matched with the clutch part, the coaxiality of the cutter shaft and the driving shaft isimproved, the fit clearance between the cutter shaft and the driving shaft is reduced, shaking and vibration of the stirring cup are reduced, noise is reduced, and the use experience of a user is improved; and two parts, namely the upper connector and the lower connector, are replaced by one clutch part, so that the product structure is simplified, and the production cost is reduced.

The invention provides a water flow sensor and a water heater. The water flow sensor comprises a water valve body, wherein the water valve body is provided with a water flow channel, the water flow channel is provided with a water inlet and a water outlet, the water valve body is further provided with a valve port communicating with the water flow channel, and the valve port is located between the water inlet and the water outlet; and a valve assembly, wherein the valve assembly is arranged at the valve port, connected with the water valve body and used for opening or closing the valve port, a water passing channel is defined between the valve assembly and the water valve body under the condition that the valve port is opened, and the two ends of the water passing channel communicate with the water inlet and the water outlet correspondingly. A stop valve is integrated on the basis of the water flow sensor, so that the water flow sensor has the functions of sensing the water flow and adjusting the water flow, a water adjusting valve in the prior art can be omitted, the space occupied by a water adjusting valve near a pipeline of the water heater is saved, a connecting structure of the water adjusting valve and the pipeline is omitted, accordingly, the space is saved, the product structure is simplified, and the production cost is reduced.