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64results about How to "Improve the anti-loosening effect" patented technology
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Wire holder
InactiveCN102810772AEasy and fast wiringImprove seismic performanceClamped/spring connectionsPower stripElectrical and Electronics engineering
The invention relates to a wire holder. The wire holder comprises a base, a wiring board, multiple lug plates, a wire pressing plate and a wire pressing fastening piece, wherein the wiring board is arranged at the bottom part of the base; the multiple lug plates are arranged at the top part of the base, are mutually isolated and are connected with the wiring board by penetrating through the base; and the wire pressing fastening piece penetrates through the lug plates and is in threaded connection with the lug plates. According to the wire holder disclosed by the invention, the lug plates are connected with the wiring board by penetrating through the base, the wire pressing fastening piece is in threaded connection with the lug plates after penetrating through the lug plates, the lug plates can be tightly pressed by tightly screwing the wire pressing fastening piece, thus a connecting wire can be stably and tightly pressed on a connecting plate by the lug plates, the wiring can be finished, the wiring is simple, firm and reliable, the wiring and the disconnecting are fast and convenient, the anti-shock ability is strong, the anti-loosing performance is excellent, the creep age distance and the electric clearance are extremely low, the interference and the radiation to outside world can be ignored, the wire holder is safe and reliable, the violent vibration requirement of the lamp ship inspection GD01-2006 can be completely met by the wire holder according to determination, and the anti-explosion electric performance requirement is accordant.
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +1
Anti-loosing washer and anti-loosing fastening component
The invention discloses a lock washer and the lock fastener component, wherein, the lock washer comprises a main body of the washer and a through hole arranged at the middle of the main body, wherein, a plurality of notches communicated with the through hole are distributed on the main body of the washer along radial direction by means of centrosymmetry; the edge of the main body of the washer at one side end of the communication part of each notch and the through hole is folded towards the surface end to form a raised locking part; the edge of the main body of the washer on the other side end is folded towards the internal end to form a raised locking part. The lock fastener component comprises a threaded fastener and the lock washer matched with the threaded fastener. The invention has the advantages of looseness prevention under high temperature and high-frequency vibration impact, better backward-resistant and locking effect, simpler processing technology, lower production cost, and repeated disassembly and application.
Owner:ZHEJIANG KACON ELECTRIC
Glass reinforced plastic house building with good stability
InactiveCN111305378AReduce shockEliminate shockProtective buildings/sheltersBulkheads/pilesArchitectural engineeringHouse building
The invention relates to the technical field of house buildings, in particular to a glass reinforced plastic house building with the good stability. The glass reinforced plastic house building with the good stability comprises foundation blocks, stand columns, longitudinal beams and cross beams. A fixed plate is arranged on the upper surface of each foundation block. A rectangular block is weldedto the upper surface of each fixed plate. The upper surface of each rectangular block is provided with a rectangular groove. The bottom wall of each rectangular groove is provided with a plurality ofroller grooves. Rollers are rotatably arranged in the roller grooves. Through longitudinal sliding dampers and transverse dampers, the anti-seismic capability of a whole house frame can be greatly improved, and the glass reinforced plastic house building has the excellent stability. In addition, through a further improvement on a bolt and nut connecting mode, the problems that existing bolts get loose easily after being fixed and are not prone to dismantling after spot-welding reinforcement can be effectively solved. The glass reinforced plastic house building with the good stability is excellent in effect and high in practicality.
Owner:福建省柔情旅游用品有限公司
Anti-loosening and anti-electric-shock socket
InactiveCN110534977AWon't looseHigh strengthEngagement/disengagement of coupling partsIncorrect coupling preventionSoftware engineeringUltimate tensile strength
The invention discloses an anti-loosening and anti-electric-shock socket comprising a socket shell. The outer wall of the socket shell is provided with a mounting groove. The inner bottom of the mounting groove is symmetrically provided with two inserting grooves which are communicated with the internal part of the socket shell. A rotating plate is rotatably connected on inner bottom of the mounting groove through a torsion spring. The side wall of the rotating plate is provided with two symmetrically arranged jacks in a penetration way. The inner wall of one end of the socket shell away fromthe rotating plate is provided with an electric receiving device for electrifying. The inner wall of one end of the socket shell near the rotating plate is provided with a clamping device for preventing the connecting plug from loosening. The advantages are that the intensity of the induction magnetic field generated by the first coil is greatly enhanced through the insertion of the power receiving column, then the attraction force received by the limiting rod is increased, the limiting rod can overcome the elastic force of the return spring and slide into the clamping groove to realize the limiting of the power receiving column, the power receiving column is ensured not to loosen in the use process and the power receiving use process is ensured to be stably performed.
Owner:新昌县希克自动化设备有限公司
External threaded fastener with pre-formed slot at tail end and capability of realizing riveting assembly and use method thereof
InactiveCN104595329ALimited exit spaceRealize the effect of anti-looseningNutsBoltsEngineeringScrew thread
The invention relates to an external threaded fastener with a pre-formed slot at the tail end and capability of realizing riveting assembly. The external threaded fastener is arranged as a bolt, a screw or a stud. The external threaded fastener is composed of a twistable head part and a rod part with threads, wherein the bottom of the screw head is vertically connected with the top of the screw rod; a cut-through type slot is formed in the bottom of the tail end of the screw rod along the radial direction; a cutting direction of the slot extends to the top from the bottom at the tail end of the screw rod; at least one slot is formed; an indent nest base is arranged on the central part at the bottom at the tail end of the screw rod; the center of the nest base coincides with the center of the slot. When the external threaded fastener is used, the external threaded fastener is firstly assembled in a connector, and then a nut is screwed in and tightened, a sharp tool is used for resisting against the center of the nest base, and the screw rod on the slot part expands along the radial direction under an effect of hammering, so that the function of limiting the nut to retreat from the space is achieved. During a detaching process, the tool is used for loosening the nut and gradually drawing back the nut. The external threaded fastener has better anti-loosening and anti-falling property, is low in production and use cost, is detachable and reusable and is capable of re-twisting and maintaining the connecting pair.
Owner:DONGFENG COMML VEHICLE CO LTD
Axle-mounted brake disc device for railway vehicle
The invention discloses an axle-mounted brake disc device for a railway vehicle. The axle-mounted brake disc device comprises a disc body, a disc hub, a space ring and bolts, a connecting claw bolt hole is formed in each disc body connecting claw, bolt holes in a flange are flange step holes composed of flange small-diameter holes in the outer side and flange large-diameter holes in the inner side, the bolt holes in the space ring are space ring step holes composed of space ring small-diameter holes in the outer side and space ring large-diameter holes in the inner side, elastic pins are arranged in at least two of all the connecting claw bolt holes, the front ends of the elastic pins are inserted into the flange large-diameter holes, the rear ends of the elastic pins are inserted into thespace ring large-diameter holes, the elastic pins and the flange large-diameter holes are in interference fit, the connecting claw bolt holes and the space ring large-diameter holes are in interference fit, the diameters of inner holes of the elastic pins are less than the diameters of the flange small-diameter holes and the diameters of the space ring small-diameter holes, the bolts pass throughthe flange step holes, the connecting claw bolt holes and the space ring step holes, the tail parts of the bolts penetrate out of the space ring, and dished spring pieces and self-locking nuts are connected to the tail parts of the bolts. The axle-mounted brake disc device has a self-centering function when being assembled, and connecting loosening can be well prevented.
Owner:CRRC CHANGZHOU TECH MARK IND CO LTD +1
Rail welding seam glued joint and repairing method
ActiveCN103774508APlay the effect of preventing loosening and retreatingImprove the anti-loosening effectRail jointsEngineeringWeld seam
The invention discloses a rail welding seam glued joint. The rail welding seam glued joint comprises rail welding seam joint clamp plates, wherein the inclinations of the inner side surfaces of the rail welding seam joint clamp plate are the same as the inclination of the inner side surface of a rail cavity, bolt holes are formed in the rail welding seam joint clamp plates, bolt holes corresponding to the bolt holes formed in the rail welding seam joint clamp plates are formed in a rail, the rail welding seam joint clamp plates are fixedly installed on two sides of the rail through joint bolts and lock nuts, anti-rotation protrusions are arranged on the head portions of the joint bolts, slot holes are formed in the rail welding seam joint clamp plates, the anti-rotation protrusions are adaptive to the slot holes, high strength plain washers are installed between the rail welding seam joint clamp plates and the lock nuts, lock rings are arranged outside the lock nuts, inner cavities of the lock rings are adaptive to outer hexagons of the lock nuts, adaptive pins holes are formed in the lock rings and thread ends of the joint bolts, cotters are configured, and the cotters and the pin holes are clamped together. According to the rail welding seam glued joint, the problem of bolt looseness can be solved, and anti-fatigue performances of the rail welding seam glued joint are improved.
Owner:DALIAN TIELIAN RAILWAY EQUIP MFG
Shaft fastener
InactiveCN104989734AIntensity has no effectImprove the anti-loosening effectFastening meansBearing unit rigid supportBiochemical engineeringAxial force
The invention provides a shaft fastener which is characterized in that the fastener comprises a locating shaft (1), an axial fixing piece (2), a transverse fixing piece (3) and steel cable baffle rings (4), wherein the axial fixing piece (2) consists of two annular cylinders with the identical outer diameters and different inner diameters, and is arranged at the outer wall of the locating shaft (1) in a sleeving manner; the transverse fixing piece (3) is arranged between the other end of the axial fixing piece (2) and the locating shaft (1) in a sleeving manner; a baffle ring groove A is formed in the inner wall of the other end of the axial fixing piece (2); a baffle ring groove B is formed in the outer wall of the transverse fixing piece (3); and the steel cable baffle rings (4) are arranged in the baffle ring groove A and the baffle ring groove B. The fastener is reliable in anti-loosing effect, can be repeatedly dismounted, mounted and used, has no influence to the shaft strength, and can be used for axial locking and locating with a larger axial force.
Owner:CHINA NORTH VEHICLE RES INST
Lock washer for screwed fitting and preparation method thereof
ActiveCN109958703AImprove the anti-loosening areaImprove the anti-loosening effectNutsBoltsEngineeringHelix angle
The invention relates to a lock washer for a screwed fitting and a preparation method thereof. The lock washer comprises an upper washer body and a lower washer body, a plurality of first ratchets which are distributed in a fan shape are arranged at the bottom of the upper washer body, a plurality of second ratchets which are matched with the first ratchets are arranged at the top of the lower washer body, the first ratchets are provided with wide surfaces attached to the second ratchets and narrow surfaces with the area smaller than that of the wide surfaces, the wide surfaces are helicoidalsurfaces formed by spiral movement of a generatrix for spacing an axis by taking the central axis of the washer body as the axis, the helix angle of a wire at the pitch diameter position of each helicoidal surface is larger than the helix angle of the screwed fitting, and the pitch diameter position of each helicoidal surface is the position, which is equal in distance away from the inner circumference as well as the outer circumference of the corresponding first ratchet, on the corresponding helicoidal surface. The lock washer has the advantage of being good in locking effect.
Owner:BYD CO LTD
Safety increased type wiring base allowing rapid wiring and lamp using same
ActiveCN103851593AImprove the requirements of ship inspection GD01-2006 distance vibrationImprove to meet the requirements of ship inspection GD01-2006 distance vibrationElectrically conductive connectionsElectric circuit arrangementsShock resistanceLight fixture
A safety increased type wiring base allowing rapid wiring comprises a wiring base outer casing, a first wiring assembly and a second wiring assembly; the first wiring assembly is used for connecting wiring of a lamp; the second wiring assembly comprises a button, a guide pillar, a flexible pressure block, a spring and a fixing block which are arranged inside a second empty chamber from top to bottom; a guiding groove is formed in the top of the guide pillar; the guide pillar is provided with a first through hole; a fourth empty chamber is formed in the bottom of the guide pillar; the first through hole is communicated with the fourth empty chamber; the button is arranged inside the guiding groove in a sliding mode; the flexible pressure block, the spring and the fixing block are arranged inside the fourth empty chamber of the guide pillar from top to bottom; the fixing block seals the fourth empty chamber of the guide pillar. The safety increased type wiring base allowing rapid wiring can achieve client rapid wiring and enables aspects such as the shock resistance, the loosening proof capability, the creep distance and the electric clearance to satisfy requirements for performance of safety increased type explosion proof electric appliances.
Owner:SHENZHEN OCEANS KING LIGHTING ENG CO LTD +1
Stepless distance-adjusting double-end anti-loosening spring nut assembly
The invention discloses a stepless distance-adjusting double-end anti-loosening spring nut assembly, which comprises a spring nut, a flat hexagonal metal plate nut and a spring, wherein the spring ismounted in the spring nut; the flat hexagonal metal plate nut is arranged at the bottom end of the spring; a hexahedral supporting body is arranged at the bottom end of the spring nut; spring nut rearthreads are formed on one side of the top end of the hexahedral supporting body, and spring nut front threads are formed on the other side; and flat hexagonal metal plate nut front threads are formedon one side of the top end of the flat hexagonal metal plate nut, and flat hexagonal metal plate nut rear threads are formed on the other side. According to the stepless distance-adjusting double-endanti-loosening spring nut assembly, the anti-loosening effect of a fastener is improved while the pressure on the surface of a connected piece can be reduced, the thread distance can be adjusted in astepless mode, precise matching of internal threads and external threads in fastening connection is achieved, the spring and the nuts are integrated, fastening connection, dismounting and mounting are facilitated, the structure is simple, universality is high, the manufacturing process is simple, the weight is light, and cost is low.
Owner:深圳市易和螺母有限公司
A combined DTH hammer sealing and anti-loosening structure
ActiveCN106050127BFit tightlyNot easy to deflectBorehole drivesBulkheads/pilesUpper jointEngineering
Owner:SUNWARD INTELLIGENT EQUIP CO LTD
Conical surface wedge-in locking fastener
The invention provides a conical surface wedge-in locking fastener. The conical surface wedge-in locking fastener comprises a screw head, a screw rod and a nut, wherein the side wall of the screw rodcomprises at least one rectangular limiting edge, the screw rod is matched with an anti-rotation fixing cap matched with the screw rod, and a cylindrical cavity is formed in one end face of the fixingcap, and a conical ejecting head is arranged on one end face of the nut; and the radius of the minimum cross section corresponding to the outer side wall of the conical ejecting head is smaller thanthe radius of the cylindrical cavity, and the radius of the largest cross section corresponding to the outer side wall of the conical ejecting head is larger than the radius of the cylindrical cavity.When the conical surface wedge-in locking fastener is used, the side wall of the ejecting head tightly abuts against the inner wall of the cavity, the tight abutting force, on one hand, can applied force to the threads on the nut and the screw rod, the friction force among the threads is increased, on the other hand, the connection firmness of the nut and the fixing cap can be improved, and the double effect is achieved; compared with a clamping head and a groove structure in the prior art, the anti-loosening effect is better.
Owner:TIANJIN SHENGLIDA MECHANICAL EQUIP CO LTD
Improved assembling-fastening part for flue gas desulfurization equipment
PendingCN109847560AImprove tightnessImprove firmnessDispersed particle separationPetroleum engineeringFlue-gas desulfurization
The invention relates to the technical field of flue gas desulfurization equipment, and especially relates to an improved assembling-fastening part for flue gas desulfurization equipment. The providedassembling-fastening part comprises a rectangular body-assembly connection board; a position, which is close to the right side of the lower end of the body-assembly connection board, is provided withan integrated rectangular assembling-fastening connection board; the central position (in the front-rear direction) of the right end face of the assembling-fastening connection board is provided withan integrated rectangular assembling-positioning-connecting stabilizing board; the front position and rear position of the left end face of the assembling-fastening connection board are both providedwith a cylindrical body fixing-locking connection hole; the upper end of the body-assembly connection board is provided with an integrated assembling-supporting connection seat; and the left side ofthe assembling-supporting connection seat is an arc surface. The provided improved assembling-fastening part has a reliable loosening-resistant effect and is capable of improving the connection stability during the using process, thus the function of flue gas desulfurization equipment is fully exerted, and the performance of the flue gas desulfurization equipment is more stable during the using process.
Owner:江苏东南环保科技有限公司
Combined down hole hammer sealing and anti-loosening structure
ActiveCN106050127AFit tightlyNot easy to deflectBorehole drivesBulkheads/pilesEngineeringConical surface
The invention discloses a combined down hole hammer sealing and anti-loosening structure. The structure includes a pore damping adjusting apparatus, a fitting, a pressure plate, a sealing gasket, a bolt, a spring gasket, a circular nut, an impactor upper joint, and a positioning taper sleeve. The impactor upper joint is locked to the positioning taper sleeve through the circular nut. The fitting is pressed against the impactor upper joint through the pressure plate, the sealing gasket, the bolt and the spring gasket. The fitting is also provided with the pore damping adjusting apparatus and can adjust the amount of air inflow. The impactor upper joint is in conical surface contact with the fitting and the positioning taper sleeve. Due to the pressing action of a pressure cover and the locking action of the circular nut, the contact surfaces of two pairs of conical surface undergo elastic deformation and are tightly bonded, which can generate greater friction. Therefore, the structure has sealing and anti-loosening functions.
Owner:SUNWARD INTELLIGENT EQUIP
Checkscrew built in spring lamination
InactiveCN1851275AImprove the anti-loosening effectThere will be no stuck phenomenonNutsBoltsEngineeringScrew thread
The invention relates to loose preventing screw with build-in spring seizing sheet. It includes groove bolt and ejecting seizing nut. The former is set at least one groove. And the latter is set at least one ejecting seizing groove. After setting the spring seizing, its part is extended into the hollow part of the nut. And its screw outlet is set flute. The ejecting seizing nut is set unloading groove. Unloading machine includes seizing ring and protecting ring. It has the advantages of safe, simple structure, convenient manufacture, and repeating use.
Owner:张连墩
Hydrophobic long-acting modified oil-coated organic fertilizer and preparation method thereof
InactiveCN107216217AImprove the anti-loosening effectAnimal corpse fertilisersExcrement fertilisersWater ChestnutsFeces
The invention discloses a hydrophobic long-acting modified oil-coated organic fertilizer and a preparation method thereof. The hydrophobic long-acting modified oil-coated organic fertilizer is prepared from the following materials in parts by weight: n-hexane, epoxidation modifier, sesame dregs, cracklings, rape dregs, soy sauce residue, peat, fish bone powder, EM (effective microorganism) bacterium agent, diatomite, plant ash, cottonseed hull, duck feces, quartz grain, humic acid powder, ammonium molybdate, mulberry leaves and an appropriate amount of water. Crude grease is extracted from discarded material with high grease content, and is modified to be used as coating for organic matter, which can play a good role of preventing loosening, consequently, the hydrophobic long-acting modified oil-coated organic fertilizer can keep the shape of particles for a long time after being kept still, and does not absorb moisture when exposed in the air, and the hydrophobic long-acting modified oil-coated organic fertilizer is particularly suitable for crops with high water retention capacity, such as paddy rice, sugarcanes and water chestnuts.
Owner:HEFEI XINWEN AGRI SCI & TECH CO LTD
Special anti-skid bolt
The invention relates to a multifunctional bolt and belongs to fasteners. According to the technical scheme adopted by the invention, the special anti-skid bolt comprises a bolt head and a threaded rod; a threaded section is arranged at the front end of the threaded rod, and the end, close to the bolt head, of the threaded rod is an unthreaded section; an oiling groove is formed in a bolt body inthe axial direction from the bolt head; an opening of the oiling groove is located in the bolt head; the unthreaded section is provided with an oil outlet channel communicating with the oiling groove;a tightening cap is arranged on the portion, below the bolt head, of the threaded rod; the tightening cap is in a taper shape and stretches out towards the outer side of the threaded rod; in addition, wavy anti-skid teeth are arranged at the lower end of the fastening cap; a deformable bolt cap is arranged above the bolt head in a sleeving mode; and an anti-rust oil storage cavity is formed in the bolt cap, and anti-rust oil is stored in the anti-rust oil storage cavity. The special anti-skid bolt has the advantages of being reasonable in structure, good in functionality and good in anti-looseness effect and anti-rust effect.
Owner:JIANGSU HAOJIA STAINLESS STEEL STANDARD PARTS
Upper locking type elastic conical locknut
InactiveCN112128209AReduce adverse effectsImprove the anti-loosening effectNutsBoltsScrew threadPhysics
The invention relates to a locknut, in particular to an upper locking type elastic conical locknut. The upper locking type elastic conical locknut is composed of a thick nut with an inner conical boreand a thin nut with an outer conical boss, an arc-shaped cross-section groove is formed around the hole wall 1-2 mm below the top of the inner conical bore of the thick nut, and an arc-shaped cross-section bulge is arranged around the conical surface 1-2 mm above the bottom of the outer conical boss of the thin nut. By screwing the thin nut with the outer conical boss, the outer conical boss extrudes the hole wall of the inner conical bore in the screwing process to deform until the arc-shaped cross-section bulge on the outer conical boss enters the arc-shaped cross-section groove in the holewall of the inner conical bore, so that a bolt thread and a nut thread are further locked in the axial direction to form locking, and a good anti-loosening effect is achieved under the continuous vibration working condition.
Owner:JIANGSU UNIV
Shape memory alloy interference fit thread connection assembly
InactiveCN107575461AEnhance resilienceImprove the anti-loosening effectNutsBoltsInterference fitShape-memory alloy
The invention discloses a shape memory alloy interference fit thread connection assembly comprising a shape memory alloy bolt and a shape memory alloy nut which is in thread fit with the shape memoryalloy bolt. Standard external threads are machined on a stretched pre-deformed bolt blank. Standard internal threads connected with the bolt are machined in a reamed pre-deformed nut blank. After thethread connection assembly and connected pieces are assembled, the whole is heated, shape memory alloy bolt is heated and recovers, the length of the bolt is reduced, the diameter of the bolt is evenly increased, and the bolt forms uniform interference with connected holes, and interference bumps and other defects are avoided; the shape memory alloy nut is heated and recovers, the diameter of thenut is evenly reduced, the nut tightly hoops the bolt, and the phenomenon that the thread connection assembly is loose after working for a long time is prevented.
Owner:DALIAN MARITIME UNIVERSITY
Combined nut capable of effectively preventing looseness
The invention provides a combined nut capable of effectively preventing looseness. The combined nut comprises a first nut and a second nut which are engaged with each other; the first nut comprises afirst body part, an outer cylinder part and a reducing part connected in sequence; a continuous or discontinuous first bulge is formed in the circumferential direction on the outer surface of the outer cylinder part; the second nut comprises a second body part; a reducing hole and a cylindrical hole are sequentially formed in one end, matched with the first nut, of the second body part; a second bulge corresponding to the first bulge in position is arranged on the inner surface of the cylindrical hole; and a continuous or discontinuous device is arranged in the circumferential direction on thesecond bulge along the inner surface of the cylindrical hole. The combined nut capable of effectively preventing looseness, provided by the invention, is simple in structure, has a good looseness preventing effect, and can never loosen in the environments of vibration, impact and variable load.
Owner:AEROSPACE PRECISION PROD INC LTD
Greenhouse plant illumination lamp
PendingCN110397880AExtended service lifePromote growthLighting support devicesSaving energy measuresGrowth plantElectricity
The invention discloses a greenhouse plant illumination lamp. According to the lamp, a lamp holder comprises a fixed base, one end of a lamp base is fixedly installed in the fixed base, and the lamp holder can be fixedly connected with a greenhouse crossbeam; an inner connecting hole is formed in the lamp base and is sequentially provided with an electric connection head, an inner screw and a neckinternally; a fixed sleeve is arranged in the neck in a sleeved mode, buckled to the neck and internally provided with a step part; an inner reflector comprises an electric connection end, an outer thread electric connection part, a fixed part and a bulb, all of which are sequentially arranged; and the electric connection end is electrically connected with the electric connection head, the outerthread electric connection part is in thread fit with the inner screw, and the fixed part is buckled to the step part. The greenhouse plant illumination lamp is safe and reliable in use, resistant toan electric shock and long in service life; and the bulb has a good anti-loosening effect, light distribution of the bulb is effectively ensured, growing light effectively illuminates a plant requiredarea, plant growth is accelerated, energy consumption is low, and efficiency is high.
Owner:MEGAPHOTON INC
Liquid pump
The invention discloses a liquid pump which at least comprises a pump body and a valve seat. The valve seat is installed at the lower end portion of the pump body, the pump body is an integral part integrally formed by the same material, the pump body comprises a shell with a hollow pump cavity and an elastic valve plate arranged at the bottom end portion of the shell, and the elastic valve plate is provided with a valve channel. The valve seat is arranged below the elastic valve plate in a matched mode, the valve seat comprises a valve body with a liquid flow channel, and the top of the valve body can be matched with the elastic valve plate in a sealed mode. The number of whole components of the liquid pump is small, the production cost is saved, product assembly is more convenient, product durability is high, and meanwhile all components in the liquid pump are basically made of recoverable plastics and can be fully recycled.
Owner:HCP PACKAGING
Anti-loose structure
InactiveCN103775427AReduce manufacturing costSimple structureFluid-pressure actuatorsHydraulic cylinderSet screw
The invention provides an anti-loose structure, and particularly relates to a set screw radial anti-loose structure which is mainly suitable for loose prevention between various hydraulic cylinder pistons and piston rods or guide sleeves and the cylinder barrels. The anti-loose structure comprises a rod body and a piston, wherein the rod body is connected with the piston through threads, and the rod body and the piston are fixed through a screw. The piston has the tendency to rotate around the rod body, the rod body rotates along with the piston under the effect of the set screw, and thus reliable connection between the piston and the rod body is ensured. The anti-loose structure saves production cost and is simple in structure, convenient to machine and mount, reliable in anti-loose effect and high in adaptability.
Owner:李一凡
Relative rotation prevention structure for screw, relative movement prevention structure, and relative movement prevention body
PendingUS20210140465A1Reduce fatigueImprove the anti-loosening effectNutsBoltsEngineeringScrew thread
Owner:NEJILAW
Anti-slip cover for non-pre-tightening bolt connection
InactiveCN102518636BAchieve alignmentImprove the anti-loosening effectPinsNutsEngineeringBolt connection
Owner:袁玉君
Wire holder
InactiveCN102810772BEasy and fast wiringImprove seismic performanceClamped/spring connectionsEngineeringPower strip
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +1
A kind of rail welding seam adhesive joint
ActiveCN103774508BPlay the effect of preventing loosening and retreatingImprove the anti-loosening effectRail jointsEngineeringWeld seam
The invention discloses a rail welding seam glued joint. The rail welding seam glued joint comprises rail welding seam joint clamp plates, wherein the inclinations of the inner side surfaces of the rail welding seam joint clamp plate are the same as the inclination of the inner side surface of a rail cavity, bolt holes are formed in the rail welding seam joint clamp plates, bolt holes corresponding to the bolt holes formed in the rail welding seam joint clamp plates are formed in a rail, the rail welding seam joint clamp plates are fixedly installed on two sides of the rail through joint bolts and lock nuts, anti-rotation protrusions are arranged on the head portions of the joint bolts, slot holes are formed in the rail welding seam joint clamp plates, the anti-rotation protrusions are adaptive to the slot holes, high strength plain washers are installed between the rail welding seam joint clamp plates and the lock nuts, lock rings are arranged outside the lock nuts, inner cavities of the lock rings are adaptive to outer hexagons of the lock nuts, adaptive pins holes are formed in the lock rings and thread ends of the joint bolts, cotters are configured, and the cotters and the pin holes are clamped together. According to the rail welding seam glued joint, the problem of bolt looseness can be solved, and anti-fatigue performances of the rail welding seam glued joint are improved.
Owner:DALIAN TIELIAN RAILWAY EQUIP MFG
Improved sliding sensor detection connecting frame
InactiveCN109520538AAccurate performanceMeet the detection needs of high-speed movementMeasurement apparatus componentsEngineeringMechanical engineering
The invention relates to the technical field of sensor detection equipment, and particularly relates to an improved sliding sensor detection connecting frame. The technical scheme adopted by the invention is that the improved sliding sensor detection connecting frame comprises a rectangular main body stabilization assembly connecting frame, wherein the upper end of the main body stabilization assembly connecting frame is provided with an integrally molded rectangular fixing and locking connecting column, the front of the main body stabilization assembly connecting frame is provided with an all-pass central placement stabilization connecting groove, the width of the lower end of the central placement stabilization connecting groove is greater than the width of the upper end, the front of the fixing and locking connecting column is provided with a rectangular assembly connection cutting groove, and the assembly connection cutting groove is communicated with the central placement stabilization connecting groove. The invention has the advantages that the connecting frame is assembled through sliding assembly anti-loosening grooves when being connected with an assembly guide rail, a reliable anti-loosening effect is ensured in the using process, and the overall safety in the detection process is enabled to be higher.
Owner:泰州赛宝工业技术研究院有限公司
A toothed flange locknut
Owner:HAIYAN HUASHENG AUTO PARTS
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