1135 results about "Ferrule" patented technology

A method of assembling an optical device including: providing a photonic integrated circuit including a plurality of vertical-coupling elements disposed along a main surface of the photonic integrated circuit; attaching an optical subassembly to the photonic integrated circuit; removably connecting a fiber connector to a ferrule frame, in which the fiber connector is attached to an array of optical fibers; aligning the ferrule frame to the optical subassembly using an active alignment process; and securely connecting the ferrule frame to the optical subassembly after the active alignment process.

An adapter to mate fiber optic ferrules to respective fiber optic ferrules in a fiber optic connector housing includes a main body having ferrule-side openings and connector-side openings to receive the fiber optic connectors. The adapter includes columns that extend between a top side and a bottom side of the main body, a plurality of triggers attached to the adapter, each of the plurality of triggers having a pair of trigger legs, the trigger legs positioned inside respective columns on opposing sides. There is also a holder extension groove oriented longitudinally in each column and configured to receive a holder extension of a fiber optic ferrule holder and a pair of ferrule stop pedestals on each column on opposite sides of each holder extension groove configured to seat the fiber optic ferrule when the fiber optic ferrule holder is fully inserted into the adapter.

The invention belongs to the technical field of bearing manufacturing, and particularly relates to a quenching and tempering heat treatment method for a large heavy-duty bearing ring piece, which is suitable for quenching and tempering heat treatment of a thick large-section ring piece. And the thick and large-section ferrule ring piece is heated to the quenching temperature in a segmented and stepped mode, the ferrule ring piece is hoisted to a circulating water pool to be subjected to water cooling after heat preservation is completed, cooling is conducted till the surface temperature of the ring piece is lower than 100 DEG C, and the quenched ferrule ring piece is timely charged into a furnace to be tempered twice. The surface of the ferrule ring subjected to quenching and tempering heat treatment is free of cracks, the deformation degree is small, a martensite structure with the full cross section quenched thoroughly can be obtained, and the uniformity of the surface layer, the core structure and the performance of the ferrule ring with the thick and large cross section can be greatly improved. In addition, the quenching and tempering heat treatment process is simple to operate, and the consistency of the performance of the ferrule ring pieces in all batches is easily ensured. The method is not limited to a process of a large heavy-duty bearing ring piece, is also very suitable for thermal refining of other large forgings, and solves the defect problems of non-uniform structure, unstable performance and the like.

The utility model discloses a releasable headstall structure for well logging, which belongs to the technical field of well logging and comprises a headstall pipe body, a well logging electrical apparatus element and a cable body, clamping blocks are slidably connected in two sliding grooves, two push-pull electromagnets which are symmetrically distributed are embedded in a clamping ferrule, and the two push-pull electromagnets are connected with the clamping ferrule in a sliding mode. The output ends of the two push-pull electromagnets are fixedly connected with the two clamping blocks correspondingly, a connecting column is movably connected into the clamping ferrule, a tension sensor is installed on the upper end face of the connecting column, and when the headstall pipe body is clamped in a well, the cable body is pulled, so that a connector pulls the connecting column through the tension sensor, and the cable body is pulled to pull the connecting column. When the tension exceeds a set value of the tension sensor, the push-pull electromagnet is started through the controller, the output end of the push-pull electromagnet drives the clamping block to enter the sliding groove, the cable body pulls out the connecting column from the interior of the clamping ferrule, and the cable clamping device has the advantages of being capable of preventing the cable from being broken, high in working efficiency and good in sealing effect.

The present disclosure includes a ferrule for a fiber optic connector and related connectors, methods, and assemblies. The ferrule may include a body defining an end face, a top side and a bottom side defining a height dimension of the body therebetween with a longitudinal axis of the ferrule defined perpendicular to the height dimension. The body may include an optical region defining at least one fiber-side light-permeable surface and at least one end-side light-permeable surface. The at least one end-side light-permeable surface may be defined along the end face. In some embodiments, the body may include at least one light-turn surface configured to reflect optical signals from the at least one fiber-side light-permeable surface towards the at least one end-side light-permeable surface at a nonzero angle relative to the longitudinal axis, and the optical region may be configured to at least partly focus the optical signals.

The invention relates to a high-temperature and high-pressure testing device and method for a packer, and belongs to the technical field of petroleum engineering. The temperature in the test shaft is controlled through the electric heating belt, the upper connector is sleeved at the A end of the test shaft, the connector is in threaded connection with the upper connector, the first screwed plug is sleeved on the connector in a buckling mode, the second screwed plug is sleeved at the B end of the test shaft, and the first meter bushing and the second meter bushing are respectively installed on the upper side faces of the upper connector and the second screwed plug. The first high-temperature pressure gauge and the second high-temperature pressure gauge are used for measuring the pressure at the two ends of the test shaft respectively, and a first steel pipe and a second steel pipe are installed on the lower side faces of the upper connector and the second screwed plug respectively. And the ferrule type three-way pipe joint is provided with a proportional unloading valve and a high-temperature and high-pressure needle valve. According to the invention, underground high-temperature and high-pressure environments can be simulated, and the sealing effect of the packer is detected by respectively controlling the pressures on the two sides of the packer.

The invention discloses a remote monitoring system for a numerical control bearing processing machine tool, belongs to the technical field of machine tools, and solves the problems that during finish turning of a GCr15 thin-wall ferrule, a main shaft pretightening force is attenuated to cause inherent frequency drift, servo parameters just fall on an excitation band, cutting force induces high-frequency flutter, fish scale vibration marks are generated, the service life and noise of a bearing exceed the standard, batch reworking is carried out, and machining efficiency is high. And the precision of a machine tool is permanently damaged. Comprising a multi-source information sensing module, a causal discovery and decision center, a dynamic stiffness field regulation and control module and a real-time simulation verification module, wherein a fiber bragg grating demodulator of the multi-source information sensing module is connected to a main shaft bearing seat in a machine tool through a sensing interface; a laser Doppler vibration meter of the multi-source information sensing module is in butt joint with a tool-workpiece machining area in a machine tool through an optical probe. Pre-tightening-servo-cutting coupling is sensed in real time, the magneto-rheological rigidity is actively adjusted, resonance is avoided, flutter is restrained and eliminated, high-frequency flutter is immune in advance, chatter marks and batch accidents are eradicated, and a cutter machine tool is protected.

A method and system for coupling hollow-core optical fibers. The fiber optic coupling system includes one or more fiber optic connectors, and each of the fiber optic connectors includes a ferrule, a hollow-core optical fiber, and one or more seals. Each ferrule includes an end face, an outer surface that defines a center axis of the ferrule, and a bore with an opening on the end face. Each hollow-core optical fiber is positioned in the bore of a respective ferrule, and each of the one or more seals are operatively coupled to the ferrule and configured to form a sealing interface that isolates the opening of the bore from an external environment when the fiber optic connector is operatively coupled to another component of the system.

An electronic golf flagstick for sensing objects proximate the golf flagstick includes an elongated pole with a first end and a second end, the first end adapted to be removably secured to a surface. A compartment assembly is arranged between the first end and the second end. The compartment assembly includes at least one sensor configured to sense an object proximate the golf flagstick. A ferrule is disposed at the first end and includes a portion a releasably couplable electric connector.

The embodiment of the utility model provides a coupling tail fiber visual inspection packaging box which comprises an upper cover, an inner support and a bottom support. The upper cover is buckled and connected with the bottom support, a cavity is formed in the upper cover, and the inner support is arranged in the cavity; the inner support is provided with at least one protruding platform which is away from the upper cover by a preset distance and is used for placing an insertion core. A groove with a preset height is formed in the inner support and is used for accommodating an optical fiber; at least one plane is arranged at the front position of the protruding platform and serves as a datum plane, and a sticky sheet used for fixing a product to be detected is arranged on the plane. The detection accuracy and efficiency can be improved, accurate observation of product features and rejection of defective products are facilitated, detection interference is reduced, the risk of product damage can be reduced, batch transportation and management are facilitated, products are placed more orderly, and the whole device has good application value and market prospects.

The invention relates to the technical field of electronic connectors, in particular to an electronic connector based on heat dissipation and heat conduction fins and a rapid assembling method thereof.The electronic connector comprises a socket, a plug, a ferrule and a jack, the jack is formed in the inner side of one end of the socket, one end of the socket is fixedly connected with a sealing gasket, the interior of the jack is matched with the ferrule, and the socket is connected with the plug through the ferrule and the jack; the middle of the upper end and the middle of the lower end of the socket are each provided with a center hole, the center holes are internally provided with clockwork springs, the clockwork springs are connected with the connecting unit, the upper end and the lower end of the plug are each fixedly connected with a toothed plate through a rivet, and one end of the plug is fixedly connected with a protruding block. According to the technical scheme, the toothed plate is driven to move through rotation of the gear, then butt joint is achieved, in the installation process, large pressure needs to be applied to the installation end of the socket, and the problem that the position where the socket is fixed through a grid structure deforms can be solved.

The present disclosure relates to a multi-fiber optical ferrule that includes a protrusion on the ferrule end face that surrounds and encompasses ferrule microholes on the ferrule end face. The protrusion is shaped and is deformable upon contact with a contact target such that alignment of optical fibers within the ferrule can be controlled. Stated another way, the protrusion enables precision control of the fiber position relative to the ferrule end face.

An initially loose MPO optical fiber connector, comprising: a ferrule (2) capable of accommodating an optical fiber, an end face of the optical fiber terminating at the front end of the ferrule (2); an inner housing (3) sleeved on the ferrule (2) and capable of limiting the ferrule (2); pin brackets (4), provided at the rear end of the ferrule (2); springs (8) provided at the rear ends of the pin brackets (4); a backpost (10) for engaging with the inner housing (3); and a component for repeatedly controlling the springs (8) to extend and retract. The wear of pin holes (19) is reduced, the number of times that the optical fiber connector can be plugged / unplugged is remarkably increased, and the service life of the optical fiber connector is greatly prolonged.

The modular housing case includes a fiber optic component housing defined as a cavity and or cavities that are sized to receive a fiber optic connector and or connectors. Within the cavity or cavities is a ferrule guide or ferrule guides. The module housing case also has an internal cavity that is at least partially enclosed. Those components can range from a lighting system powered by internal electronics or a system that relies on the cell phone camera flash and or flashlight LED for internal fiber end face lighting. The module housing case has a camera lens alignment feature manually adjustable to increase magnification of the field of view.

A new fiber optic connector provides a smaller form factor by including two ferrule assemblies in a housing. The housing accepts a push-pull mechanism that allows for insertion and removal from a carrier as well as an adapter. The push-pull mechanism may also include a flexure member to return the push-pull mechanism. Polarity of the fiber optic connector may also be selected by use of the push-pull mechanism.

A deformable wheel with non-pneumatic load bearing intended to equip a vehicle for rolling under extreme conditions such as those encountered on the moon and on Mars, includes a hub, a laminated annular strip including a plurality of concentric ferrules which are assembled with the interposition of interposing layers each composed of a material whose Young's modulus is 600,000 to 1,000 times lower than that of the ferrules, and a plurality of metal cables. Each cable connects the hub to the laminated strip while being fixed, on the one hand by an external end to the laminated strip, and on the other hand by an internal end to the hub by means of an elastic member making it possible to modulate the radial stiffness of the cables. Each elastic member is associated with an abutment able to limit its deformation.

The utility model discloses an anti-loose metal clamping sleeve type sealing joint combination, and relates to the technical field of sealing joints. The anti-loose metal clamping sleeve type sealing joint combination comprises a joint body and a welding transition joint, the welding transition joint is connected to one end of the joint body, an annular groove is formed in the inner side wall of the end of the joint body, the diameter of the annular groove is matched with the outer diameter of the welding transition joint, the welding transition joint is inserted into the annular groove, and the welding transition joint is connected with the end of the joint body. A trumpet-shaped limiting groove expanding outwards is formed in a groove opening of the annular groove; the welding transition joint is sleeved with a locknut, the locknut is in sliding connection with the welding transition joint, a first threaded section in an external thread shape is arranged on the outer side of the joint body, the locknut is in threaded connection with the joint body, and a clamping sleeve is arranged between the inner wall of the locknut and the outer wall of the welding transition joint. The end, close to the connector body, of the clamping sleeve is provided with a conical cutting edge.

A coherent fiber optic bundle breakout cable assembly includes a trunk fiber bundle having a plurality of optical fibers in a close-packed 2D array at a trunk connector end face, and multiple breakout bundles emanating from the trunk fiber bundle and each including a group of optical fibers in a close-packed 2D array at a breakout connector end face, with optical fibers being in lateral contact with one another. Bonding material is arranged in interstitial spaces of optical fibers near ends of each breakout bundle. A method for fabricating such an assembly includes holding the plurality of optical fibers within an elastomeric fixture, dicing the plurality of fibers to provide diced ends thereof, selectively applying and curing bonding material in interstitial spaces between optical fibers proximate to the diced ends according to a bundle-forming pattern, separating groups of optical fibers into breakout bundles, and retaining each breakout bundle in a corresponding breakout bundle ferrule aperture of one or more breakout bundle ferrules.

The invention relates to a heat treatment process of a bearing ring with high impact resistance, which comprises the following steps: step 1, pretreatment: quenching and tempering the bearing ring by adopting a mesh belt type heat treatment furnace, and carrying out quenching in five regions in sections; 2, medium-frequency heat treatment: 1) an induction heating process: heating in an inner induction coil oscillation mode; and (3) the bearing ring in the step (2) is overturned by 180 degrees and then placed into the induction heating device again, the step (1) and the step (2) are repeated, and the method is completed. The method has the advantages that the depth of the induction quenching layer of the ferrule is optimized, an effective gradient buffer area is ensured to be formed, and the stress distribution uniformity under the impact load is enhanced; surface layer hardness, secondary surface layer hardness distribution and core hardness distribution are optimized, and wear resistance and crack resistance are both considered; a set of standardized heat treatment parameter windows (including heating power, time, cooling mode and tempering system) is formed, and the fracture rate of an optimized sample piece is reduced by more than 50%.

The utility model belongs to the technical field of automobile sensors, and particularly relates to an automobile sensor which comprises an end cover, a cover cap is installed on the right side of the end cover, an assembly structure is fixedly connected to the right side of the end cover, a connecting piece is fixedly connected to the left side of the end cover, and the assembly structure is slidably connected to the interior of the cover cap. A protection mechanism is arranged on the right side of the cover cap, a mounting mechanism is arranged at the joint of the end cover and the cover cap, the outer side of the power line is fixedly wrapped with a rubber sleeve, the outer side of the rubber sleeve is fixedly wrapped with an outer sleeve, and the outer sleeve wraps and protects the rubber sleeve; the connecting position of the left side of the outer sleeve and the right side of the cover cap is reinforced and protected through a sleeve ring and a reinforcing sleeve, so that the connecting position is prevented from being broken and damaged, and the connecting position of the power line and the cover cap is prevented from being broken and damaged. Therefore, the end cover and the cover cap can be conveniently separated and connected through the threaded sleeve.

The invention discloses an MT ferrule array type fiber rapid connection system and a density optimization method, relates to the technical field of fiber connection, can comprehensively capture complex instability state change and stress coupling difference characteristics in a ferrule array, and analyzes instability mode parameters and stress coupling strength parameters, so as to improve the density of the MT ferrule array type fiber rapid connection system. The analysis precision and the early warning response speed of ferrule butt joint state monitoring are improved, the transmission quality assurance efficiency and the equipment maintenance effect in the optical fiber connection process are remarkably improved, meanwhile, a dynamic instability evaluation recognition mechanism is constructed, the stress threshold value and the service life prediction parameter can be dynamically adjusted according to the instability characteristics of different ferrule units, and the reliability of the system is improved. According to the method, the continuous influence of stress fluctuation interference misjudgment on instability evaluation is effectively prevented, evaluation deviation and correction delay caused by subjective judgment are avoided, in addition, a locking strategy can be adjusted in real time according to the instability mode change of the ferrule array and array density configuration fluctuation, and intelligent configuration and differential input of maintenance support resources are achieved.

The invention relates to the technical field of optical fiber connectors, and provides a multi-core optical fiber connector and a processing method thereof, and the multi-core optical fiber connector comprises a multi-core tail handle optical fiber, a reference base, a PIN base and at least two PINs. The multi-core tail handle optical fiber comprises a connector insertion core; the reference base is positioned and connected to one side of the multi-core tail handle optical fiber, and the reference base is provided with at least two first coupling alignment reference holes; the PIN is arranged on the PIN base and connected with the PIN base, the PIN base is arranged on the other side of the multi-core tail handle optical fiber, the PIN penetrates through the first coupling alignment reference hole, and the free end of the PIN is used for being in positioning connection with a second coupling alignment reference hole in an external multi-core optical fiber interface assembly. And the connector insertion core is coupled and aligned with the interface insertion core of the multi-core optical fiber interface assembly. According to the invention, high-precision alignment connection is realized, stable transmission is further realized, and the connection problem of the jumper wire of the multi-core optical fiber connector is solved by matching with the multi-core optical fiber interface assembly.

A fiber optic ferrule push includes a main body extending between a front end and a rear end, the main body having a central opening extending between the front end and the rear end to receive a plurality of optical fibers therethrough, a front facing surface configured to engage a rear surface of a fiber optic ferrule, and at least one projection extending outward from the main body to engage a housing configured to receive the fiber optic ferrule, the fiber optic ferrule push may also include a key extending outward from a surface of the main body. The fiber optic ferrule push may be paired with a fiber optic ferrule in a fiber optic assembly.

This method for manufacturing an optical connector ferrule comprises preparing a mold for injection molding in which a groove is provided at a position that becomes the furthest downstream part of a resin in a space for forming the optical connector ferrule, forming a burr by discharging gas in the space from the groove and allowing a part of the resin to enter the groove when the resin is injected into the space, and removing the burr.

Disclosed solutions relate to cleaning devices for medical devices. For example, a cleaning device for cleaning a channel of a medical device includes a rod. The cleaning device further includes a connector at a proximal end of the rod. The cleaning device further includes a flexible cleaner positioned around the rod. The cleaning device further includes a ferrule configured to removably connect with the connector. The cleaning device further includes a pull member connected to the ferrule.

The utility model discloses a ferrule feeding and discharging device for bearing assembly relates to bearing ferrule processing technical field, and it is including: blanking support, the upper side equidistance fixed connection of blanking support has the baffle, and the inside equidistance of one baffle is connected with a plurality of runner through bearing, ferrule fender block is fixedly connected in one side of the baffle of setting in one baffle, and the ferrule fender block is with a plurality of runner setting in same baffle, buffer assembly is set up in one side of baffle. The utility model discloses a ferrule feeding and discharging device for bearing assembly has when the ferrule for bearing assembly is discharged, through the utilization buffer assembly in buffer ratchet wheel constantly rotates and continuously drives the ratchet plate of abutting with it again and makes rubber runner to give ferrule body an opposite friction, can make ferrule body uniform velocity along the buffer inclined platform and slide down, avoids the situation that the ferrule body collides and causes abrasion when discharging because of the overspeed.

A unitary optical ferrule includes opposing first and second major surfaces defining a thickness direction of the unitary optical ferrule therebetween. The first major surface includes a plurality of waveguide attachment features for receiving and permanently attaching to a plurality of first optical waveguides in one to one correspondence. The waveguide attachment features are, substantially parallel with one another, extend along a same in-plane length, and are arranged along a same in-plane width, directions of the unitary optical ferrule. The first major surface includes a plurality of second optical waveguides generally extending along the length, and arranged along the width, directions. Each of the second optical waveguides includes opposing first and second end faces. The first end faces are substantially aligned with the waveguide attachment features in one to one correspondence. The first and second end faces are arranged at different first and second respective average spacings.

A dust cap comprises a body having a cylindrical portion configured to receive a ferrule of an optical fiber connector, and an end portion opposite the cylindrical portion. The end portion includes a side-facing receptacle. The dust cap has an integrated wiper disposed within the side-facing receptacle. The dust cap further comprises a removable cover configured to engage with the end portion of the dust cap. In another example implementation, the end portion includes a flat surface, the wiper is disposed on the flat surface of the end portion, and the cover is configured to receive the end portion of the dust cap.In another example implementation, the cover has a receptacle and the wiper is disposed within the receptacle, while the body comprises an end portion configured to receive at least one cover portion with the integrated wiper. Example implementations include adapter dust caps and adapter dust cap assemblies that have alignment portions and integrated wipers.

The utility model discloses a derrick support rivet welding positioning tool, and relates to the technical field of rivet welding positioning tools, the derrick support rivet welding positioning tool comprises a base, the top of the base is fixedly connected with an air cylinder plate, the interior of the air cylinder plate is fixedly connected with an air cylinder, and the top of the base is fixedly connected with a guide rail located in the air cylinder plate; the clamping device has the advantages that the holding pole is placed on the top of the first side positioning plate and the top of the second side positioning plate, the connecting plate is pushed through the air cylinder, the connecting plate drives the sliding block to slide on the guide rail, and therefore the clamping device can clamp the holding pole, and the clamping device can clamp the holding pole. The holding pole is fixed through the first positioning plate, so that the other end of the holding pole abuts against one side of the second positioning plate, stability is greatly improved during rivet welding, use convenience is greatly improved, perpendicularity of the holding pole and the flange plate is effectively guaranteed during rivet welding, safety is improved, and the service life is prolonged.