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46results about How to "Achieve anti-loosening effect" patented technology
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Hoop as well as manufacturing method and use method thereof
ActiveCN105587935APrevent looseningNot easy to loosePipe supportsHose connectionsPipe fittingEngineering
The invention discloses a hoop as well as a manufacturing method and a use method thereof. The hoop comprises a clamping belt, wherein the clamping belt is bent and formed into a hoop body with a sleeving area; the hoop body forms a superposed part; the superposed part comprises an outer-side belt body and an inner-side belt body; and the sleeving area is elliptical. The manufacturing method thereof comprises the following steps: producing a clamping belt at first, and then directly bending and forming the clamping belt into a hoop body with an elliptical sleeving area. The use method thereof comprises the following steps: directly bending and forming a clamping belt into a hoop body with a sleeving area; carrying out pre-forming treatment on the sleeving area and enabling the sleeving area to be elliptical; sleeving a pipe fitting with the hoop body, and enabling the hoop body to form abutting connection with the pipe fitting at a short shaft corresponding to the sleeving area; and further shrinking and clamping the hoop through a hoop clamping tool. The invention aims at providing a hoop; and the hoop has the advantages of being convenient to install, and capable of being effectively pre-fixed on the pipe fitting.
Owner:YUEQING DONGBO ELECTROMECHANICAL
Stable lock bolt
The invention provides a stable lock bolt, and belongs to the field of mechanical fasteners. The stable lock bolt solves the problem that an existing bolt is poor in loosening preventing effect. The stable lock bolt comprises a bolt head and a bolt rod, wherein the bolt head is in a round head shape, and a pressing hole is formed in the bolt head and the bolt rod. A pressing rod penetrating through the pressing hole is further included. An adjusting cap is further included and comprises an adjusting plate fixed to the top end of the pressing rod and an adjusting sleeve fixed to the outer edgeof the adjusting plate, wherein the adjusting sleeve sleeves the bolt head, and a pressing block is fixed to the bottom end of the pressing rod. An expansion gasket sleeving the pressing rod is further included. The hole wall of the pressing hole is provided with a limiting groove. The rod wall of the pressing rod is provided with a limiting block which is located in the limiting groove in a sliding manner. The distance between the middle portion of the limiting groove and the top end of the pressing hole is smaller than the distance between the two ends of the limiting groove and the bottom end of the pressing hole, the distance between the front end of the limiting groove and the top end of the pressing hole is larger than the distance between the rear end of the limiting groove and thetop end of the pressing hole, smooth transition is achieved from the middle portion of the limiting groove to the two ends of the limiting groove, and an elastic reset mechanism is arranged between the pressing rod and the bolt rod. The bolt is better in loosening preventing effect.
Owner:江苏甬怡紧固件有限公司
A clamp and its manufacturing method and use method
ActiveCN105587935BPrevent looseningNot easy to loosePipe supportsHose connectionsEngineeringMinor axis
Owner:YUEQING DONGBO ELECTROMECHANICAL
Ball head pin locking device
InactiveCN102506055AStable structureWon't be lostPivotal connectionsEngineeringMechanical engineering
The invention provides a ball head pin locking device, which comprises a ball head seat, a lower ball bowl, a ball head pin, an upper ball bowl, a ball bowl pressing cover, a locking gasket, a bow-shaped gasket and a locking bolt. The upper ball bowl and the lower ball bowl are arranged in the ball head seat. The upper ball bowl and the lower ball bowl are locked to clamp the ball head part of the ball head pin. The ball bowl pressing cover forms a pressing connection on the upper ball bowl. The periphery surface of the ball bowl pressing cover is provided with outer threads, and form a thread connection with a thread hole arranged in the ball head seat. The upper surface of the ball bowl pressing cover is provided with a boss, wherein the boss is inserted into the inner opening of the locking gasket, and sequentially penetrates through the bow-shaped gasket and the locking gasket through the locking bolt to fix the bow-shaped gasket and the locking gasket on the top surface of the ball head seat. According to the present invention, the ball head pin locking device has advantages of high reliability, good locking effect, convenient use and regulation, and the like; when the locking amount is adjusted, the adjustment of any rotation angles of the ball bowl pressing cover can be achieved without unscrewing of the locking bolt so as to conveniently adjust the locking amount.
Owner:CHINA NORTH VEHICLE RES INST
Steel wire rope intelligent hoisting and lifting device
InactiveCN109911788AExtend your lifeNo sliding frictionDynamo-electric machinesWinding mechanismsProximity sensorEngineering
The invention discloses a steel wire rope intelligent hoisting and lifting device comprising a main machine, an I-shaped trolley mounted on the top surface of the main machine, a spring mounted on thelower bottom surface of the main machine, a handle mounted at the lower end of the spring through a spring clip, a rotating hook assembly installed at the lower end of the handle and a proximity sensor mounted on the lower side face of the main machine; a steel wire rope in the main machine extends out from an opening below the main machine to penetrate the spring to be fixedly connected with theupper end of the handle; the main machine includes a front cover and a rear cover, the rear cover is internally provided with a first stepping motor and a steel wire rope winding disc, the steel wirerope winding disc is connected to the outside of the first stepping motor in a sleeving manner through a rolling bearing, the driving end of the first stepping motor is connected to the steel wire rope winding disc through a planetary reducer so as to be used for driving the steel wire rope winding disc to rotate, and the front cover is internally provided with a 103v electromagnetic brake pad matched with the driving end of the first stepping motor. The equipment and accessories of the steel wire rope intelligent hoisting and lifting device are all made in China, the cost is reduced, the body shape becomes small, the center of gravity is in the middle portion and is not inclined, and the steel wire rope is not prone to being abraded.
Owner:袁匡柳
Force sensor type harmonic reducer
PendingCN110388441APrevent loose rotationAchieve anti-loosening effectToothed gearingsGearing detailsHarmonicEngineering
The invention provides a force sensor type harmonic reducer, in particular to a double-flexible-gear force sensor type harmonic reducer. The force sensor type harmonic reducer comprises a strong flexible gear, a weak flexible gear, a wave generator and at least one strain gauges. The strong flexible gear and the weak flexible gear are coaxially and axially fixed and radially fixed. The strong flexible gear and the weak flexible gear are provided with teeth engaged mutually. The strong flexible gear and the weak flexible gear have the tooth number difference. The wave generator makes the weak flexible gear have non-round elastic deformation and be engaged with part of the strong flexible gear. The portion where the strong flexible gear makes contact with the weak flexible gear bears radialpressure of the weak flexible gear to generate non-round elastic deformation. The strain gauges are attached to the tubular thin wall of the strong flexible gear. The strain gauges have correspondingdeformation along with deformation of the strong flexible gear.
Owner:AICI TECH (NINGBO) CO LTD
Locknut and application method thereof
The invention discloses a locknut and an application method thereof. The locknut comprises a nut body in threaded connection with a threaded shaft, wherein a wedge block groove is formed in one side,close to the threaded shaft, on the nut body; a wedge block is arranged in the wedge block groove; a pressing block groove is formed in one side, directly facing the threaded shaft, on the wedge blockgroove; a pressing block capable of moving along the radial direction of the nut body is arranged in the pressing block groove; one side of the wedge block fits to an external screw thread on the threaded shaft; the other side of the wedge block fits to the pressing block; the horizontal width of the pressing block is larger than the horizontal width of the wedge block; the thickness of one end,close to the unscrewing direction of the nut body, on the wedge block is larger than the thickness of the other end; and a pressing mechanism for driving the pressing block to apply a pressing force on the wedge block is arranged between the nut body and the pressing block. The locknut provided by the invention is good in locking effect; and during application, the locking effect can be achieved only through one nut, and the threaded shaft has no need to be lengthened, so that the space occupation of the threaded shaft on the device is reduced, and the cost is saved.
Owner:浙江恒星传动科技有限公司
Universal check bolt and assembly and installation method thereof
The invention provides a universal check bolt and an assembly and installation method thereof, and belongs to the field of bolts. According to the universal check bolt and the assembly and installation method thereof, the problem that a conventional check bolt cannot fix a normal connecting piece is solved. The universal check bolt comprises a screw rod, a bolt head and a reset spring, wherein threads are arranged on the periphery of the screw rod; a movable cavity is formed in the screw rod; a movable rod is arranged in the movable cavity; a plurality of anti-loosening holes are formed in thescrew rod; an anti-loosening sheet is adaptively arranged in each anti-loosening hole; a driven telescopic mechanism is arranged between the inner side edges of the anti-loosening sheets and the movable rod; a rubber strip is fixed on the outer side edge of each anti-loosening sheet; sawteeth are arranged on the rubber strips; a plurality of adjusting holes are formed in the bolt head; an adjusting rod is arranged in each adjusting hole; a driving telescopic mechanism is arranged between the inner ends of the adjusting rods and the movable rod; the outer end of each adjusting rod is a spherical adjusting head; the reset spring is positioned in the movable cavity; and the two ends of the reset spring abut against the top end of the movable cavity and the top end of the movable rod. By means of the universal check bolt, a traditional bolt can be directly replace, so that the universality is better; and the universal check bolt is prevented from being completely locked, later disassemblyand maintenance are facilitated, and the universal check bolt is easy and convenient to assemble and disassemble.
Owner:江苏甬怡紧固件有限公司
Mechanical press crankshaft connection rod fastening device
ActiveCN109676989AImprove stabilityAchieve anti-loosening effectPress ramPre stressThermal expansion
A mechanical press crankshaft connection rod fastening device is used for connecting a connection rod cover with a connection rod body, the connection rod cover is internally provided with an unthreaded hole, and the connection rod body is internally provided with internal threaded holes. The mechanical press crankshaft connection rod fastening device comprises a plurality of threaded connection rods which are connected between the connection rod body and the connection rod cover and arranged at intervals, and nuts which are arranged on threaded connection rod bodies in a sleeving mode; the threaded connection rods are internally provided with heating channels, the positions, perpendicular to the internal threaded holes, of the interiors of the threaded connection rod bodies are provided with locking channels and cylindrical pins in the heating channels, and the positions corresponding to the ends, provided with the heating channels, of the threaded connection rods are provided with stretching devices; the interior of the fastening device heats the threaded connection rods through the heating channels, through coaction of the metal thermal expansion and cold shrinkage principle andthe mechanical stretching prestress deformation technique, the fastening device cooperates with locking key plates and the cylindrical pins, thus, the connection rod cover and the nuts are fastened through the locking key plates, loosening of the connection rod cover and the nuts is prevented, the pretightening force between the connection rod cover and the connection rod body is increased, and the fastening effect is improved.
Owner:RONGCHENG HUADONG METAL FORMING MACHINERY
Combined lock nut structure
The invention discloses a combined lock nut structure. The combined lock nut structure comprises a nut external member and a gasket fastener. The nut external member is internally provided with a first through hole and a second through hole. The gasket fastener is internally provided with a third through hole. The first through hole is provided with a first internal thread. The third through holeis provided with a second internal thread. The first internal thread and the second internal thread are of the same thread structure. The gasket fastener is a C-shaped open ring body and is accommodated in the second through hole. The two ends of the gasket fastener are provided with convex ribs. The inner surface of the second through hole is provided with wedged grooves matched with the convex bars. In the bolt fixing process, the convex bars are fixed into the wedged grooves, abutting force is formed between the convex bars and the wedged grooves, and a certain anti-loose effect can be achieved. When a bolt part possibly gets loose, the convex bars of the gasket fastener extend outwards to generate tensile force to achieve the further fixing effect. The nut structure provided by the invention is simple in structure, remarkable in effect and suitable for being extensively applied to automobile, ship and other precision machining fixation fields.
Owner:盈锋志诚嘉精密五金(深圳)有限公司
Aviation anti-disassembly outer hexagonal screw device
ActiveCN111173825ARealize the purpose of crimping and anti-disassemblyAvoid demolitionPinsNutsAviationStructural engineering
The invention discloses an aviation anti-disassembly outer hexagonal screw device. The device comprises a bolt cap assembly and an anti-disassembly seat assembly. A limiting ring is welded to the bottom face of the bolt cap assembly, and a screw is perpendicularly welded to the bottom face of the limiting ring. The anti-disassembly seat assembly is of an annular seat structure and is arranged on the outer side of the bolt cap assembly in a sleeving mode, and the bottom end face of the anti-disassembly seat assembly makes extrusion contact with the top face of the limiting ring. An anti-loosening pad is further arranged on the bottom face of the limiting ring in a spot welding mode, and a circle of anti-skid lines are further arranged on the bottom face of the anti-loosening pad. The bolt cap assembly is of an outer hexagon type, the anti-disassembly seat can be disassembled in the mode that a spring piece can be compressed after the bolt cap assembly is inserted into the spring piece by using six external plain-end screwdrivers, the outer hexagon of the bolt cap is exposed, and the bolt cap assembly recovers to the original application state that a bolt is screwed out in a rotatingmode. Due to the fact that the dismantling mode is that the six plain-end screwdrivers are adopted to assist in dismantling, it is unexpected for general personnel, and the bolt has the anti-dismantling function characteristic and meanwhile has the hidden dismantling characteristic.
Owner:新昌县联航机械有限公司
Petrochemical anti-loosening nut
PendingCN108644211AAchieve anti-loosening effectSimple structureNutsBoltsTransverse pressureEngineering
The invention discloses a petrochemical anti-loosening nut. The petrochemical anti-loosening nut comprises a first locking nut, a driving nut and a second locking nut, wherein the driving nut comprises a first pressure returning part, a first driving hexagonal part, a second driving hexagonal part, a third driving hexagonal part, a second pressure returning part and a driving straight slot; the first locking nut comprises a first locking hexagonal part and a first tightening part; the second locking nut comprises a second locking hexagonal part and a second tightening part; the driving nut, the two locking nuts and the bolt are tightly fixed together through a transverse tightening force between the two tightening parts and a transverse pressure returning force between the two pressure returning parts; and an anti-loosening effect is further achieved through a thread which drives the hexagonal part to deform. The petrochemical anti-loosening nut is simple in integral structure, good inanti-loosening effect and great in strength.
Owner:浙江长瑞精密零部件制造有限公司
Quick limiting locking structure
PendingCN111551076AAchieve lockingAchieve separationSighting devicesButtsStructural engineeringMechanical engineering
The invention discloses a quick limiting locking structure. The quick limiting locking structure comprises a base, a dovetail seat, a limiting shaft and a handle, a groove opening is formed in the upper part of the base, the dovetail seat is arranged above the base and slidably connected with the base, the tail of the dovetail seat is provided with a longitudinal groove, one side of the tail of the dovetail seat is provided with a cylindrical part, the end face of the cylindrical part is provided with a spiral face, a limiting shaft is arranged at the tail of the dovetail seat in a sleeving mode, one end of the limiting shaft is in threaded connection with a handle, one side of the limiting shaft is provided with a notch, a boss is arranged on one side of the handle, the boss is matched with the spiral face of the dovetail seat, a lock pin is arranged on the handle in the radial direction and used for stopping rotation when the handle and the limiting shaft are connected, in a naturalstate, the handle is in a vertical state, the boss of the handle is located at the lowest position of the spiral face, the cylindrical face of the limiting shaft is separated from the groove opening of the base, the dovetail seat can be slidably separated from the base, when limiting locking is needed, the handle is rotated, the boss of the handle climbs from the low position of the spiral face tothe high position of the spiral face to lock the dovetail seat and the base, after the handle is rotated by 90 degrees, the boss of the handle is separated from the spiral face, and at the moment, the cylindrical face of the limiting shaft is superimposed with the groove opening of the base to limit sliding of the dovetail seat and the base.
Owner:CHONGQING JIANSHE IND GRP
Conical nut for pipeline joint
InactiveCN110360392AImprove locking effectImprove sealingJoints with sealing surfacesNutsEngineeringBolt connection
The invention discloses a conical nut for a pipeline joint. The conical nut for the pipeline joint comprises a first nut, a second nut, an anti-loose lock set and a locking nut; and the first nut alsocomprises a second nut connecting end, a shrinking groove, a first through hole and a threaded through hole. Compared with the prior art, the conical nut for the pipeline joint has the following advantages thatthe structure is simple and the design is reasonable; by a mode of providing a plurality of nuts and the anti-loose lock set, the locking property of the nut is greatly enhanced and the bolt connection reliability can be guaranteed within long time; and by a mode of providing a sealing ring in the nut, the sealing property of the nuts is enhanced, the fluid leakage probability is reduced and the conical nut for the pipeline joint is worthy of promotion.
Owner:海盐华胜紧固件有限公司
Ball head pin locking device
The invention provides a ball head pin locking device, which comprises a ball head seat, a lower ball bowl, a ball head pin, an upper ball bowl, a ball bowl pressing cover, a locking gasket, a bow-shaped gasket and a locking bolt. The upper ball bowl and the lower ball bowl are arranged in the ball head seat. The upper ball bowl and the lower ball bowl are locked to clamp the ball head part of the ball head pin. The ball bowl pressing cover forms a pressing connection on the upper ball bowl. The periphery surface of the ball bowl pressing cover is provided with outer threads, and form a thread connection with a thread hole arranged in the ball head seat. The upper surface of the ball bowl pressing cover is provided with a boss, wherein the boss is inserted into the inner opening of the locking gasket, and sequentially penetrates through the bow-shaped gasket and the locking gasket through the locking bolt to fix the bow-shaped gasket and the locking gasket on the top surface of the ball head seat. According to the present invention, the ball head pin locking device has advantages of high reliability, good locking effect, convenient use and regulation, and the like; when the locking amount is adjusted, the adjustment of any rotation angles of the ball bowl pressing cover can be achieved without unscrewing of the locking bolt so as to conveniently adjust the locking amount.
Owner:CHINA NORTH VEHICLE RES INST
A kind of stable anti-loosening bolt
ActiveCN110332205BAchieve anti-loosening effectEasy to useNutsBoltsClassical mechanicsLever pressing
The invention provides a stable lock bolt, and belongs to the field of mechanical fasteners. The stable lock bolt solves the problem that an existing bolt is poor in loosening preventing effect. The stable lock bolt comprises a bolt head and a bolt rod, wherein the bolt head is in a round head shape, and a pressing hole is formed in the bolt head and the bolt rod. A pressing rod penetrating through the pressing hole is further included. An adjusting cap is further included and comprises an adjusting plate fixed to the top end of the pressing rod and an adjusting sleeve fixed to the outer edgeof the adjusting plate, wherein the adjusting sleeve sleeves the bolt head, and a pressing block is fixed to the bottom end of the pressing rod. An expansion gasket sleeving the pressing rod is further included. The hole wall of the pressing hole is provided with a limiting groove. The rod wall of the pressing rod is provided with a limiting block which is located in the limiting groove in a sliding manner. The distance between the middle portion of the limiting groove and the top end of the pressing hole is smaller than the distance between the two ends of the limiting groove and the bottom end of the pressing hole, the distance between the front end of the limiting groove and the top end of the pressing hole is larger than the distance between the rear end of the limiting groove and thetop end of the pressing hole, smooth transition is achieved from the middle portion of the limiting groove to the two ends of the limiting groove, and an elastic reset mechanism is arranged between the pressing rod and the bolt rod. The bolt is better in loosening preventing effect.
Owner:江苏甬怡紧固件有限公司
Connecting structure of lock catch plate surface and plate lock catch
ActiveCN112647670AImprove paving work experienceAchieve anti-loosening effectCovering/liningsResiliently-mounted floorsButt jointTongue part
The invention discloses a connecting structure of a lock catch plate surface and a plate lock catch. The connecting structure comprises a main groove, a main tenon, an auxiliary tenon and an auxiliary groove, wherein the main groove is formed in a first plate body, and the main tenon is arranged on a second plate body; the auxiliary tenon is arranged on the first plate body, an elastic seam is formed in the auxiliary tenon, and the auxiliary tenon is divided into a first elastic tongue part and a second elastic tongue part by the elastic seam; and the auxiliary groove is formed in the second plate body, a first barrier structure is arranged on the first side groove surface of the auxiliary groove and the first elastic tongue part, and a second barrier structure is arranged on the second side groove surface of the auxiliary groove and the second elastic tongue part, wherein the first elastic tongue part and the second elastic tongue part of the auxiliary tenon are correspondingly extruded into the auxiliary groove when the main tenon enters the main groove. According to the connecting structure, the anti-loosening effect of the main tenon is achieved, and meanwhile the floor paving experience of decoration personnel is obviously improved while the butt joint in-place indication sound and the butt joint in-place hand feeling are generated.
Owner:安徽国基通用技术有限公司
A locking panel and panel locking connection structure
ActiveCN112647670BImprove paving work experienceAchieve anti-loosening effectCovering/liningsResiliently-mounted floorsTongue partPhysics
Owner:安徽国基通用技术有限公司
Password anti-loosening fastener
The invention discloses a password anti-loosening fastener, and belongs to the technical field of fasteners. A loosening, anti-loosening and password combination device is arranged on the fastener. The fastener is a stud or a bolt or a nut or a screw, and a loosening device, an anti-loosening device and a password device are jointly arranged on the stud or the bolt or the nut or the screw. The loosening, anti-loosening and password combination device on the nut comprises a clamping groove, a clamping piece, password discs, a chuck bin and a clamping pin, wherein the clamping groove, password holes in the password discs and the clamping pin jointly form the nut loosening device, the clamping groove and the clamping piece jointly form the anti-loosening device, and the password discs and the chuck bin jointly form the password device. The password anti-loosening fastener has the advantages that the fastener can achieve the anti-loosening effect and the effect that the fastener can be loosened only through a password, and the fastener can be effectively prevented from being unlocked illegally.
Owner:刘启超
Fastener
The invention discloses a fastener. Mainly, a plurality of first threads and a plurality of second threads are arranged on a rod body. Meanwhile, an outward-protruding backstop rib is arranged at the position, among any two first threads and any two second threads annularly arranged on the corresponding first threads, of the periphery of the rod body. The backstop ribs extend from the periphery of the rod body and are connected to first upper thread faces of the first threads and second upper thread faces of the second threads annularly arranged on the first threads. Meanwhile, the inclination angle of the backstop ribs and the periphery of the rod body are arranged in a conical shape with 5-10 degrees. Thus, grooves in the second threads are used for assisting in cutting objects and containing cuttings, the first threads are used for reinforcing the drilling and locking stress of the second threads, and then the backstop ribs are used in a matched manner in good time to increase the torsion resisting force and tensile resisting force in the drilling and locking process, so that the function of preventing loosening and retreating after drilling and locking is achieved, and the locking fastening force and the locating effect are greatly improved.
Owner:TAIWAN SHAN YIN INT CO LTD
Rail clamping device, rail and mounting method of rail clamping device
ActiveCN112113085ASimple structureAchieve fixationStands/trestlesStructural engineeringMechanical engineering
The invention provides a rail clamping device. The rail clamping device comprises a bearing assembly, wherein the bearing assembly comprises a bearing piece, a mounting piece, a jacking piece and a locking piece; the bearing piece is arranged at the bottom of a steel rail; a clamping part and a first mounting part are arranged on the bearing piece; the clamping part is arranged between the steel rail and the first mounting part and is clamped on one side of the steel rail; the mounting piece is connected with the bearing piece in an included angle manner; a second mounting part is arranged onthe mounting piece; one end part of the jacking piece is in contact with the other side of the steel rail; the other end part of the jacking piece is embedded into the second mounting part; and the locking piece is arranged on the jacking piece in a sleeving manner and is in contact with one side of the mounting piece. The rail clamping device provided by the invention is simple in structure; therail clamping device is fixed with the steel rail, so that related equipment including a mutual inductance coil, a sensor and the like is mounted; the mounting cost and the maintenance cost are low and the rail clamping device is applicable to a large number of application occasions.
Owner:CRRC QINGDAO SIFANG ROLLING STOCK RES INST
Slotted pressure pliers for main drive lock nut
The invention relates to the technical field of assembly of automobile parts, in particular to a grooving pressure clamp for a locking nut of a main speed reducer. The grooving pressure clamp comprises a pressing clamp fixing base and a positioning rod fixing base arranged on the pressing clamp fixing base; the two ends of the pressing clamp fixing base are oppositely equipped with a fixed pressure clamp and an oil cylinder; a piston rod end of the oil cylinder perpendicularly points to the fixed pressure clamp; a slide pressing clamp is fixedly arranged on the piston rod; the slide pressing clamp and the fixed pressing clamp are oppositely arranged, and the bottom end of the slide pressing clamp and the bottom end of the fixed pressing clamp are positioned on the same horizontal line; the bottom end of the slide pressing clamp is equipped with a blunt knife edge type pressure head; and a bump type pressure head is arranged at the bottom end of the fixed pressing clamp. The grooving pressure clamp can replace a conventional manual locking mode, so that grooving and pressing consistency and reliability of the locking nut of the main speed reducer are guaranteed, anti-loosening effect is realized better, and the automatic production development direction is met better.
Owner:ANHUI ANKAI FUTIAN SHUGUANG AXLE CO LTD
Detachable anti-slip screw rod
The invention discloses a detachable anti-slip screw rod which comprises a first screw rod body, a second screw rod body, a first screw head, a second screw head, a nut, at least one containing groove I, at least one containing groove II, a screwing head and a channel. The first screw head is integrally formed at the upper end of the first screw rod body, a screwing groove I is formed in the upper end of the first screw head, the channel communicated with the screwing groove I is formed in the first screw rod body, the second screw rod body is arranged in the channel, the second screw head is integrally formed at the upper end of the second screw rod body, and the containing groove I and the containing groove II with the upper ends open are formed in the circumferential face of the first screw head and the circumferential face of the second screw head respectively. The screwing head comprises a connector, at least one containing groove III and an inserting groove. Compared with the prior art, the detachable anti-slip screw rod can achieve anti-slip and anti-loosening functions and is detachable.
Owner:海盐欣远科技股份有限公司
Accelerated heat dissipation device for fabricated inner wall heating ventilation air conditioner indoor unit
InactiveCN113175702AOptimize heat dissipation structurePlay a connection effectMechanical apparatusDispersed particle filtrationEngineeringHeat sink
The invention provides an accelerated heat dissipation device for a fabricated inner wall heating ventilation air conditioner indoor unit, and belongs to the technical field of heat dissipation of air conditioner indoor units. The problems of heat dissipation of air conditioner indoor units and looseness prevention of bolts are solved. The accelerated heat dissipation device comprises the air conditioner indoor unit. An exhaust seat is arranged on one side of the air conditioner indoor unit. A protective shell A is arranged on the right side of the air conditioner indoor unit. A connecting cross rod of a rectangular structure is arranged above a cleaning mechanism. A pipeline supporting mechanism is mounted on one side of the protective shell A. A heat dissipation mechanism is arranged on the protective shell A, the effect of conveying air to the inner side is achieved through the arrangement of an air inlet fan, a filtering water tank is arranged at the bottom of the air inlet fan, the air inlet fan conveys the air to the filtering water tank for impurity filtering, and the filtered air can flow outwards to pass through the inner side of a heat dissipation shell; and the filtered air can be used for filtering the heat dissipation shell and keeping the interior of the heat dissipation shell clean and tidy, so that the heat dissipation effect of heat dissipation fins of the heat dissipation shell is better.
Owner:江顺琴
A rail clamp, a track and an installation method for the rail clamp
The present invention provides a rail clamp, which includes a bearing assembly, and the bearing assembly includes: a bearing member, the bearing member is arranged at the bottom of the rail, and the bearing member is provided with a locking part and a first installation part. The joint part is arranged between the rail and the first mounting part, and is engaged on one side of the rail; the mounting part, the mounting part is connected to the bearing part at an angle, and the mounting part There is a second installation part on the top; a tightening part, one end of the tightening part is in contact with the other side of the rail, and the other end of the tightening part is embedded in the second installation part; locking part, the locking part is sleeved on the pressing part and is in contact with one side of the mounting part. The rail clamp provided by the present invention has a simple structure, realizes the fixing of the rail clamp and the rail, thereby realizes the installation of mutual induction coils, sensors and other related equipment, has low installation and maintenance costs, and is suitable for a large number of applications.
Owner:CRRC QINGDAO SIFANG ROLLING STOCK RES INST
Flange nut for building support
ActiveCN111946716BAchieve anti-loosening effectImprove anti-loosening performanceNutsBoltsArchitectural engineeringFlange
Owner:HAIYAN SANMA STANDARD HARDWARE
A mechanical locking nut connection anti-loosening structure
Owner:SHANGHAI MARINE EQUIP RES INST
An anti-loosening anti-vibration screw assembly
ActiveCN111306175BReduce the effect of fastening effectReduce autopineNutsBoltsClassical mechanicsEngineering
The invention discloses an anti-loosening and anti-vibration screw assembly, which comprises a screw head, a transition section, a stud, an anti-loosening and anti-vibration gasket, a nut and a nut anti-loosening part, the bottom of the screw head is provided with a transition section, and the The bottom of the transition section is provided with a stud, the stud is provided with a nut anti-loosening part, the nut anti-loosening part and the outer side of the stud are provided with an anti-loosening anti-vibration gasket and a nut, and the anti-loosening and anti-vibration gasket It is located between the transition section and the nut. Compared with the prior art, the present invention has a simple structure and a reasonable design. The vibration of the device is effectively absorbed by the first buffer pad and the second buffer pad in the screw assembly, and the vibration is reduced to fasten the screw assembly. The influence of the effect can ensure the stability and reliability of the connection between the connecting parts for a long time.
Owner:海盐永捷科技股份有限公司
A kind of anti-loosening nut and using method thereof
ActiveCN109973500BAchieve anti-loosening effectSmall footprintNutsBoltsScrew threadIndustrial engineering
Owner:浙江恒星传动科技有限公司
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