766 results about "Circlip" patented technology

The invention relates to an internal circlip compacting device, which belongs to the technical field of circlip mounting device. A guide pole is arranged on a bottom board; a cylinder retaining plate is arranged at the upper end of the guide pole; the guide pole between the bottom board and the cylinder retaining plate is connected with a core rod retaining plate and an outer sleeve retaining plate in a sliding way; the core rod retaining plate and the outer sleeve retaining plate are connected by a compression spring; a piston rod of the cylinder is fixed with the upper end of a core rod of a compact circlip after the piston rod of the cylinder downward passes through the cylinder retaining plate; the core rod of the compact circlip and the core rod retaining plate are fixed together; an outer sleeve is arranged on the outer sleeve retaining plate; a hollow structure of the outer sleeve is coaxial with the core rod of the compact circlip, and has a taper hole section with larger upper end and small lower end; the lower end of the core rod of the compact circlip can pass through the position with the smallest inner diameter of the taper hole section of the hollow structure of the outer sleeve; and the bottom board is provided with a workpiece positioning plate corresponding to the lower side of the outer sleeve. The internal circlip compacting device has good guidance quality, can ensure that the circlip is smoothly assembled with convenient operation.

A tensioner that includes a piston supported slidably in a piston bore formed in a housing, a piston spring biasing the piston in the protruding direction, and a circlip member having an expandable ring-shaped body that is engageable with the rack teeth of the piston. In the piston bore, the ring-shaped body of the circlip member is adapted to engage with an upper and lower stop surface. The rack teeth of the piston are formed in such a shape that when the ring-shaped body of the circlip member engages with the upper stop surface of the piston bore, the piston is permitted to move in the protruding direction and, when the ring-shaped body of the circlip member engages with the lower stop surface of the piston bore, the piston restricts movement in the retracting direction.

An adaptor (64,66) has attachment means to releasably attach a core orientation instrument (60) or survey probe to a drill string component and / or drill string, preferably by one or more screw threads (70, 72, 76, 78), retaining screws, bolts, clips or pins or welding / soldering. Anti release means, such as a circlip, can be used to prevent release of the adaptor. A survey system for obtaining data from a drilling operation includes a core orientation instrument, a downhole survey probe and a common single remote controller / data logger configured to control or communicate with both the survey probe and the core orientation instrument. Further, a survey system includes multiple components arranged in a portable container for transport and deployment at a drilling site include a survey probe, a core orientation instrument and a single controller configured to control or communicate with the survey probe and core orientation instrument.

A tensioner that includes a piston supported slidably in a piston bore formed in a housing, a piston spring biasing the piston in the protruding direction, and a circlip member having an expandable ring-shaped body that is engageable with the rack teeth of the piston. In the piston bore, the ring-shaped body of the circlip member is adapted to engage with an upper and lower stop surface. The rack teeth of the piston are formed in such a shape that when the ring-shaped body of the circlip member engages with the upper stop surface of the piston bore, the piston is permitted to move in the protruding direction and, when the ring-shaped body of the circlip member engages with the lower stop surface of the piston bore, the piston restricts movement in the retracting direction.

A rod guide assembly for a shock absorber includes a seal assembly which is biased towards a sealing surface on the rod guide by a biasing member which is located between the seal assembly and the bearing which is assembled to the rod guide housing. The biasing of the seal assembly prohibits movement of the seal assembly during operation of the shock absorber. In addition, a wire circlip which radially biases the seal assembly can be included.

The invention relates to a pneumatic-muscled bionic joint based on a universal-joint parallel mechanism. The pneumatic-muscled bionic joint mainly structurally comprises a support rod, a fixed end platform, connecting shafts, deep groove ball bearings, pneumatic muscles, universal joints, a front arm platform, internal circlips, and round nuts. When the pneumatic-muscled bionic joint operates, rubber tubes are inflated and expanded by inflating the pneumatic muscles and act on a woven net; weaving angle of lines of the woven net increases, the pneumatic muscles are driven to axially contract; the front arm platform can rotate at three rotational degrees of freedom by inflating one, two or three pneumatic muscles respectively. The pneumatic-muscled bionic joint is simpler in structure, light in weight, good in flexibility and low in cost; space for movement poses is large, the movement range is more approximate to that of human arms, compliance of a mechanism is enhanced accordingly, and pose adjustment range is enlarged. By the use of the pneumatic-muscled bionic joint in the field of medical rehabilitation, functional rehabilitation can be improved for old people or people with upper arms disabled.

The invention discloses a floating-type cushion cylinder, comprising a cylinder barrel, a cylinder bottom head, a piston rod and a piston; wherein, the piston rod is extended back to front; a back end surface of the piston rod is provided with a cushion plunger which is in integral structure with the piston; the cylinder bottom head is provided with stepped holes which are located on the same axes with the piston rod; the diameter of a small hole of the stepped holes is larger than the external diameter of the piston rod, while a big hole of the stepped holes is internally provided with a cushion collar and an internal circlip which is used for preventing the cushion collar from sliding out in a floating manner; the cushion collar is provided with a cushion hole; a cushion gap is formed between the excircle of the cushion plunger and the cushion hole after the cushion plunger is driven by hydraulic oil to enter into the cushion hole. In the invention, the cushion collar is designed in a floating type, so when entering into the cushion hole, the cushion plunger can be automatically centered to reduce the cushion gap, thus having better cushion effect, effectively preventing striking when the cylinder cushion retracts to the cylinder bottom; and the cylinder has fine initiation. The invention is simple in structure and strong in practicability.

A temperature-regulating valve comprises a valve body, two circlips, two small O-rings and a valve core, wherein the valve core is located in the chamber of the valve body and comprises a big retainer ring, an end cap, medium retainer ring, a big O-ring, a restraint block, a thermal component, a compression spring, small retainer ring, a slide block, a return spring and a release pressure plate.

The invention belongs to an extrusion type servo system and in particular relates to a novel high-pressure air charging nozzle. The invention provides a novel high-pressure air charging nozzle which is specially designed for an extrusion type servo system and has good sealing performance at the reverse blocked state and can ensure that no air leaks at the nozzle after air is charged. The invention adopts the technical scheme that the novel high-pressure air charging nozzle comprises a one-way valve, a spring, a one-way valve core, a shell, a plugging cap, a protective retainer ring, an O-shaped seal ring and a circlip for a hole, wherein the shell is a hollow tubular body; the plugging cap is arranged at the right end of the shell; a one-way valve support, the spring and the one-way valve core are disposed inside the shell; and the one-way valve support is connected with the one-way valve core through the spring.

The invention discloses a circlip automatic pressing device and a pressing method thereof. The device of the invention comprises a pressing main body (1), wherein the pressing main body (1) comprises a Z-shaped base (2); a cylinder (4) is arranged above an upper transverse plate (3) of the base (2); a pressing piece (5) is fixed on a pushing head of the cylinder (4); a pressing piece groove (6) is arranged on the upper transverse plate (3) of the base (2); the pressing piece groove (6) vertically passes through a vertical plate (7) of the base (2); a fixing plate (9) is arranged at the tail end of a lower transverse plate (8) of the base (2); a guide rod (10) passes through the fixing plate (9); a spring (11) is sleeved on the guide rod (10); a pushing plate (12) is fixed at the end part of the guide rod (10); and the pushing plate (12) pushes a circlip to be strung on the pressing piece groove (6). The invention can greatly improve the pressing efficiency of the circlip on a rotor shaft, is suitable for industrialized mass production, improves the assembly accuracy of the circlip, and ensures the quality of finished products of rotors.

The invention discloses a device for locking a high-speed bearing. The device comprises a locking screw nut, a lock washer and an elastic collar, wherein the locking screw nut comprises a main body which is screwed with outer threads in a shaft; first anti-loose teeth parallel to the axis are arranged on the outer threads; a plurality of convex blocks which face outwards in the radial direction and the axial direction are arranged on the outer circumference wall of the main body; a groove for accommodating the elastic collar is formed in the inner wall of the axial part of the convex blocks; a plurality of radial bosses are formed in the outer circumference wall of the lock washer; a notch for accommodating the radial bosses is formed between every two adjacent convex blocks; second anti-loose teeth meshed with the first anti-loose teeth are arranged on the inner side wall of the lock washer; the outer diameter of the lock washer is smaller than or equal to the largest distance between the inner walls of the parts facing outwards in the axial direction, of two convex blocks; the distance between the inner side walls close to the end parts of the parts facing outwards in the axial direction, of the convex blocks, of the groove to the end surface where the main body is connected with the convex blocks, is greater than or equal to the sum of the thicknesses of the lock washer and the elastic collar. The device has the advantages that the locking moment is not changed.

The invention discloses a split plunger device for non-shut-in continuous production and aims to achieve periodic liquid lifting using self-energy of a gas well and increase productivity. The split plunger device is composed of an underground buffer device, a split plunger and a wellhead buffer device. Specifically, the split plunger device comprises a buffer spring, a guide tube, a seating device, the split plunger, tapered seal rubber tubes, a seal tube, a fishing head, a slip, a drop bar and the like, wherein a connecting shaft is sleeved with the buffer spring and the guide tube, the guide tube is sleeved with the seating device which is connected with a wire circlip, the fishing head and the slip are connected with a body, and the drop bar is connected with a body connecting bar. The plunger of the split plunger device lifts liquid to a wellhead, splits up after being impacted by the wellhead buffer device, falls back to a down hole to seal again; under the condition of non-shut-in continuous production, the plunger device moves to and fro to periodically lift the liquid inside an oil tube by the aid of self-energy of the gas well. The split plunger device has the advantages that productivity can be improved, the shut-in limitation of the conventional plunger production is broken through, bottom hole accumulating liquid is discharged, and gas yield of the gas well is increased.

The invention relates to the technical field of machining, in particular to a novel motor rotor automatic circlip pressing machine. The machine comprises a machine frame. The machine frame is provided with a conveying device used for conveying rotors and a circlip pressing device. The conveying device comprises a chain and rotor supports, wherein the rotor supports are arranged on the chain and used for carrying the rotors, and the top of each rotor support is provided with a supporting groove; the circlip pressing device comprises a pair of circlip pressing mechanisms, wherein the circlip pressing mechanisms are arranged on the two sides of the chain respectively and enable two circlips to be pressed at the two ends of a rotor shaft respectively at the same time. Each circlip pressing mechanism comprises a jacking supporting block used for supporting the rotors and a horizontal positioning block, wherein the horizontal positioning block abuts against the rotors at the end of the rotor shaft, can position the rotors jacked by the jacking supporting block and can move in the horizontal direction. The novel motor rotor automatic circlip pressing machine is fast to install, high in rotor conveying and circlip pressing efficiency, high in automation degree, little in manpower investment and high in work efficiency.

The invention provides a clip-spring conveying press-in structure, which can quickly and accurately transport the circlip to the corresponding position of the bearing and quickly press-fit, such that the installation efficiency is improved, the installation is time-saving and labor-saving. The invention relates to a fixing device for positioning bearing, which is used for locating bearing and is provided with a pressure head on the upper part of the jig, and a vertical vibration machine is arranged on the bottom plate of the bracket. The base plate of the jig is arranged on the bottom plate of the bracket. The upper end surface of the vertical vibration machine is arranged with a straight-line clamping spring flow path, and the input end of the vertical vibration machine is connected with the discharging port of the feeding reel, wherein the input end of the upper charging reel is arranged with a clamping spring, and the product-in-place inductor is arranged toward the output end of the clamping spring flow path, the upper part of the pressure head is fixed to the piston end of the upper and lower cylinder, and the base of the upper and lower cylinder is fixed to the fixing plate of the upper and lower cylinder, and the bottom slider of the upper and lower cylinder fixing plates is embedded in two lines.

A device for adjusting moving blades of an axial flow fan is mainly composed of the moving blades, transmission parts, a hub, a hydraulic transmission system and a control panel. The device is characterized in that the transmission parts penetrate through blade installing shaft holes in the hub to be connected with the moving blades in a locking mode through high-strength bolts; the transmission parts are characterized in that corresponding transmission shafts are sequentially sleeved with second single-row radial ball bearings, first single direction thrust ball bearings, second single direction thrust ball bearings, bearing pressing sleeves, round nuts, connecting rod bodies, shaft circlips and first single-row radial ball bearings, rotating shafts are installed on the connecting rod bodies and locked by hexagon thin nuts, and third single-row radial ball bearings are installed on the rotating shafts; an inner core of the hub is sleeved with the control panel, and the third single-row radial ball bearings drop between the control panel and pressing plates; the control panel is connected with the hydraulic transmission system. The device for adjusting the moving blades of the axial flow fan is simple in structure, low in cost, and flexible to adjust, and whole rotational inertia of impellers is small.

The present invention is directed to decrease the impact sound of the ratchet mechanism generated at the time of piston retraction. The tensioner includes a piston 3 slidable in the piston bore 2a of the housing 2 and an expandable circlip member 5 engageable with the engagement groove 3a of the piston 3. The piston bore 2a has a guide groove 20 formed therein that has front and rear stop surfaces 20a, 20b adapted to contact the circlip member 5. The engagement groove 3a is formed by a round seat portion S0 that the circlip member 5 is adapted to seat, a piston-retraction restricting portion S0S1 that is formed on front side of the round scat portion S0 and a piston-advance permitting portion S0S2 that is formed on the front side of the round seat portion S0. The piston-retraction restricting portion S0S1 permits the circlip member 5 to travel a short distance toward the front side along the rear side stop surface 20b to allow for an enlargement of the circlip member 5 and to restrict retraction of the piston 3 when the piston 3 retracts and the circlip member 5 contacts the rear side stop surface 20b of the guide groove 20.

A torque overload clutch for an electrical power tool, such as a percussion hammer drill, is provided. The clutch is accommodated in a cavity in a gear cog. Spring washers are used to urge ball bearings into indentations formed in the base of the cavity. The ball bearings are accommodated in cavities formed in a drive plate which engages with the spindle drive of the power tool. The spring washers are held in position by a circlip or a threaded plate. The threaded plate arrangement provides means for compressing the spring washers with a consistent force across a manufactured batch. A method of manufacturing the clutch is also disclosed.

A mounting device for internal circlip comprises a device frame composed of a base board, a cylinder fixation board and at least two perpendicular sliding guides located between the base board and the cylinder fixation board and fixed thereof; a core rod fixation board and a sleeve fixation board being movable on the at least two sliding guides, the core rod fixation board being above the sleeve fixation board, at least two compression springs being located thereof; a cylinder fixed on the cylinder fixation board, a piston rod of the cylinder passing through the cylinder fixation board being fixed on top of a circlip core rod, the circlip core rod and the core rod fixation board being fixed together and a bottom of the circlip core rod extending to a top of the sleeve fixation board; a sleeve coaxial with the circlip core rod being fixed on the top of the sleeve fixation board, the sleeve having a inner cone hole with a big top opening and a small bottom opening, a bottom of the circlip core rod can pass through the small bottom opening of the inner cone hole, and an orientation board for a work piece being fixed on the base board at where is under and aimed at the sleeve. The device of the invention has good guide performance, and it could ensure success mounting of the circlip and could be operated conveniently.

The invention discloses a high-intensity quick-disassembly fastener for an airplane covering cap, and the fastener is composed of a cylindrical nut component with an inner four-line screw thread and a double-lug moving base component with an outer four-line screw thread; the cylindrical nut component includes a cylindrical four-line screw thread nut, a washer and an elastic damping ring, the cylindrical four-line screw thread nut passes through a hole on an upper sandwich plate, the other side of the cylindrical four-line screw thread nut is successively sleeved with the washer and the elastic damping ring; the double-lug moving base component includes a bush, a four-line screw thread bolt, an outer spring, an inner spring, a first toothed washer, a second toothed washer and a support plate, the bush is successively provided with the second toothed washer, the first toothed washer, the outer spring and the inner spring from the bottom to the top; the four-line screw thread bolt is fixedly arranged on the upper part inside the bush; the bush is fixedly installed on the support plate. The fastener is quickly opened and privately designed, high in anti-shearing intensity, strong in anti-loosening performance, and excellent in corrosion resistance.

The invention discloses an integral planet carrier of a large-scale single-walled cantilever. The integral planet carrier is in an integral forging molding mode and is provided with a planet carrier body, 3-4 cantilevers for mounting planet wheels are arranged along the circumference at one end of the planet carrier body; a single self-aligning bearing realizing single point floating support is sleeved on each cantilever and axially positioned by a shaft shoulder and a shaft circlip of the cantilever; the other end of the planet carrier body is in an internal spline structure connected with the next transmission mechanism; and the single self-aligning bearing realizing the single point floating support is sleeved on the planet carrier body. The invention has reasonable structure and is integrally forged and molded so that a planet mechanism has compact structure, simplifies the assembly, improves the rigidity and the bearing capability, has favorable balance performance; meanwhile, theinternal spline structure is joined, thereby a favorable automatic self-aligning effect is achieved.

A torque overload clutch for an electrical power tool, such as a percussion hammer drill, is provided. The clutch is accommodated in a cavity in a gear cog. Spring washers are used to urge ball bearings into indentations formed in the base of the cavity. The ball bearings are accommodated in cavities formed in a drive plate which engages with the spindle drive of the power tool. The spring washers are held in position by a circlip or a threaded plate. The threaded plate arrangement provides means for compressing the spring washers with a consistent force across a manufactured batch. A method of manufacturing the clutch is also disclosed.

An anti-theft clasping clip comprises a pair of clasping circlips and an iron clamping plate. At two ends of the clasping circlip there is a nut and a bolt. The iron clamping plate includes two pieces of iron plates and three pairs of bolts and nuts. It also includes three anti-theft nut caps consisting of a ring metal sleeves, a plastic bushings and open spring rings and they are sleeved closely on the nuts at two ends of the clasping circlip and on the nut in the centre of the iron clamping plate, thus, using common tools is unable to take down the anti-theft nut cap.

A power transmission shaft is interposed between a first shaft section and a second shaft section. The power transmission shaft comprises: a cylindrical section rotated integrally with a shaft section and formed cylindrically; a through hole disposed in the cylindrical section and penetrated radially with respect to a rotational axial line, each of a pair of vehicle side rotational shaft sections having an engagement groove disposed on an outer peripheral side of the pair of vehicle side rotational shaft sections and extended in a direction around the rotational axial line and the engagement groove being exposed from the through hole; and a retaining ring (circlip) disposed to enclose at least a portion of the outer peripheral side of the cylindrical section, a portion of the retaining ring being inserted into the through hole from the outer peripheral side of the cylindrical section and being engaged with the engagement groove.

The invention discloses a maritime buoyancy tank combined type adjustable fitting convenient for the buoyancy tank assembly operation in maritime storms. The invention consists of a woggle connector and a shearing force connector. The woggle connector consists of two woggle connector seats, a long monaural slide block and a short monaural slide block, a long monaural connecting shaft, a short monaural connecting shaft, a connecting board, a circlip for shaft, a brake pin and an eyebolt. The two ends of woggle connector seats are provided with push-pull cut openings for the brake pin. The long monaural slide block is connected with the long monaural connecting shaft. The short monaural slide block is connected with the short monaural connecting shaft. The connecting shafts are respectively fixed on the connecting board. The end surfaces of the connecting shafts are respectively provided with the circlip for shaft. The brake pin is arranged in the push-pull cut openings for the brake pin. The end part of the woggle connector seat is fixed with the eyebolt. The shearing force connector consists of a round tube for the connector A fixed on the connector A seat and a semi-circle sleeve for the connector B fixed on the connector B seat. The invention realizes the redistribution of an external load in the inner part of the joint, simplifies the stress mode of the connectors as much as possible, realizes 'labor division loading' and improves the overall loading capacity of the adjustable fitting.

The invention discloses a kernel rotor device of an exhaust-gas turbocharger, comprising a middle casing, a thrust sleeve, a thrust bearing, an oil baffle, and a shaft gland, wherein a blade wheel is arranged on a turbine shaft on one end of the shaft gland, the middle casing on the one end of the blade wheel is provided with a chamber, a sealing ring sleeve base is arranged in the chamber, and the sealing ring sleeve base comprises a ring-shaped component which is sealed with the inner walls of the chamber and a lantern ring which is dynamically sealed by the shaft gland and is arranged on the turbine shaft. A ring-shaped connecting member is fixedly connected between the ring-shaped component and the lantern ring, one lateral side of the ring-shaped connecting member which faces the blade wheel is provided with an arc-shaped end face which is relative to the shape of the blade wheel. The original connection between a linking disk and the middle casing is changed into the connection of the middle casing and the sealing ring sleeve to remove the linking disk with large size, thereby avoiding deformation of the product. The original projection sealing is changed into notch sealing to enlarge the oil return space of the product, and the original screw pressing is changed into a circlip pressing, thereby providing conveniences for assembly, easily adopting an automatic assembly line, and reducing the cost of the product.

The invention relates to a floating positioning device, which comprises an installation base plate, wherein an elastic retainer ring for a shaft is fixedly connected to the installation base plate; a through hole with a step is formed on an axis part of the elastic retainer ring for the shaft; a screw is arranged in the through hole; a positioning pin is arranged on the head part of the screw; a blind hole is formed at the bottom of the screw; a spring is arranged between the installation base plate and the blind hole; a protective cover is arranged on the elastic retainer ring for the shaft and the screw; a limit pin groove is formed on the screw; a pin hole is formed in the elastic retainer ring for the shaft; and a limit pin is arranged in the pin hole, and one end of the limit pin extends out of the pin hole to be positioned in the limit pin groove. By using the structure, floating ejection and positioning modes are combined together, so that the positioning and floating ejection functions of small parts can be extremely easy to realize; the protective cover is used for preventing dust, so the service life of the floating positioning device is prolonged; and the pin is used for limiting, so that the screw is prevented from hurting working personnel after being ejected out due to damages.

The present invention is an electronic circuit experiment board, which is composed of an insulated base plate, copper binding posts and a bracket and so on. The base plate is divided into an upper plate and a lower plate, which have binding post inserting holes and circlips. The binding posts can be inserted into the binding post inserting holes and then be fastened by the circlips. There are a binding hole and a screw hole on the ends of the binding posts respectively. The binding post also includes a screw lever cooperated with the screw hole, a positioning groove and a positioning ring. The experiment board has the advantages of good contact performance, convenient to use, high experimental efficiency, long service life and strong ability of splicing and dilatancy, arranging elements in double sides, and multilayer wiring in electronic circuit.

The invention relates to a universal stepless angle regulator which belongs to automobile seat accessories. The universal stepless angle regulator comprises a fixed tooth plate, eccentric blocks, an eccentric retaining ring, internal teeth, a circlip, a swing tooth plate and a closed loop, wherein the fixed tooth plate is provided with a first axle hole, a first concave cavity, a first connection boss, a gear ring and an eccentric block seat; the eccentric blocks are a first eccentric block and a second eccentric block, and a pair of first and second retaining grooves, first and second eccentric holes, and first and second circlip grooves are arranged on the first and second eccentric blocks; the eccentric retaining ring is provided with a second axle hole, a pair of eccentric link stoppers, an abdicating groove and an eccentric axle seat; an annular gear is provided with a third axle hole and the internal teeth; a pair of circlip feet are arranged at the open end of the circlip; the swing tooth plate is provided with a fourth axle hole, a second concave cavity, a second connection boss and a tooth socket; and the closed loop is wrapped on the peripheries of the outer edges of the fixed tooth plate and the swing tooth plate. The invention has the advantages of simple structure, small clearance, small carry-over moment, no deflection angle, reliable locking, high strength, easy assembly, wide applicability and favorable universality, and can ensure reliable connection to a seat.