24 results about "Compression fitting" patented technology

A compression fitting including a body portion defining a first end portion, and a grip ring assembly with a grip ring disposed within the first end portion, the grip ring being movable from a first axial position to a second axial position with respect to the longitudinal center axis of the first end portion, wherein the grip ring is disposed in the first axial position when the compression fitting is in a loosened configuration, and in the second axial position when the compression fitting is in the tightened.

A compression fitting includes a first fitting segment defining a first arcuate central section, a first retention rib extending radially inward from the first arcuate central section; a second fitting segment defining a second arcuate central section, a second retention rib ending radially inward from the second arcuate central section; and a grip ring defining a first ring end and a second ring end, wherein a split is defined between the first ring end and the second ring end, and wherein the first ring end engages the first retention rib and the second ring end engages the second retention rib.

This utility model relates to the field of chemical environmental protection equipment technology, specifically to a plasma skid-mounted treatment device for treating river sludge. The device employs the structure provided by this utility model, featuring three skid-mounted boxes, making it easy and flexible to move, meeting the needs of complex sites and field deployments. It has a short manufacturing cycle, and the equipment connections are mostly compression fitting flanges for easy assembly. It can be equipped with a diesel generator set, requiring only water supply on-site. The skid-mounted boxes have water and air inlets, electrical and instrumentation inlets, and a material inlet, allowing for continuous feeding and continuous sludge discharge. The process is simple and reliable.

A high pressure connector assembly may include an elastomeric connector comprising an approximately perpendicular flange at a distal end thereof and an opening therethrough; and a rigid compression fitting having an opening aligned with the opening of the elastomeric connector. The high pressure connector assembly may be used with a high pressure converter hose. Kits may include the high pressure connector assembly and a spray head. Related methods include attaching the converter hose to a high flow rate fixture.

A bidirectional airflow attachment hose may include an elastomeric connector and a rigid compression fitting having an opening aligned with the opening of the elastomeric connector. Related methods include attaching the bidirectional airflow attachment to a nozzle.

This utility model belongs to the field of pipe fitting technology, specifically relating to a composite ferrule pipe fitting, including a composite ferrule, comprising a ferrule body and a sealing ring. The ferrule body includes a sealing section, a base section, and a tail section along the axial direction. The fitting body has a tapered end with an inner circumferential surface including an outer ring surface and an inner ring surface. A compression nut is rotatably fitted onto the tail section. This utility model forms a rigid seal by the cooperation of the second conical surface of the sealing section with the inner ring surface of the fitting body. The sealing ring is accommodated by an annular cavity formed by the outer circumferential surface exposed at the pipe end, the first conical surface, and the inner ring surface, and is deformed under pressure. This effectively fills all microscopic gaps caused by machining tolerances, thus forming a flexible seal. The two work together to greatly improve the reliability and safety of the seal, ensuring absolute airtightness even under pressure fluctuations or slight vibrations, completely solving the problem of air leakage.

This invention belongs to the field of radio frequency plasma and large-aperture coating ion source (ICP) technology, specifically relating to a large-aperture radio frequency ion source structure with angle adjustment function, including a vacuum-side component and an atmospheric-side component; the side of the radio frequency source housing is rotatably connected to a rotating shaft disk, which is fixedly connected to a connecting box base; bolts passing through oblong holes fix the relative positions of the rotating shaft disk and the radio frequency source housing; a radio frequency coil is installed inside the radio frequency source housing. This solution utilizes the characteristic that radio frequency output cables are less likely to form ineffective feed sections in an atmospheric environment, and wiring is carried out through a connecting cavity (d) in the connecting box base, which belongs to the atmospheric-side environment. The radio frequency output cable is more exposed to the atmospheric environment and less exposed to the vacuum environment; the rotation of the radio frequency source housing is independent of the shape and length of the cable, reducing the formation of ineffective feed sections. The connecting box sealing cover and the connecting box base adopt an inclined installation structure, making operation more convenient; a compression fitting is used, which has a good high-temperature sealing effect.

An overhead working truck chassis transportation tool comprises an overhead working truck supporting plate, a tool plate, positioning columns, positioning pins and an electric cylinder, the tool plate is fastened on the overhead working truck supporting plate through bolts, a plurality of positioning columns are evenly distributed on the tool plate, the positioning pins are connected with any positioning column on the tool plate through connecting sleeves, and the electric cylinder is connected with the tool plate. The electric cylinder is connected with any positioning column on the tool plate through a connecting sleeve, and the telescopic end of the electric cylinder is connected with a pressing plate. According to the tool disclosed by the utility model, the positioning columns which are uniformly distributed are matched with the multifunctional connecting sleeve, so that quick transposition installation of executive components such as a positioning pin and an electric cylinder is realized; by combining the anti-rotation design of an inverted U-shaped groove and a rectangular clamping block, the connection reliability and the anti-vibration capability are improved; furthermore, through the combined structure of the V-shaped pressing plate and the flat end plate, the pressing adaptation range of the special-shaped component is expanded, and therefore the universality, the stability and the operation efficiency of the tool are remarkably improved.

The invention belongs to the technical field of high-speed rail overhead line system dropper automatic production, and particularly relates to a dropper pressing pipe clamping and forming shared device and a control method thereof.The shared device comprises a servo hydraulic station, a clamp set, a force sensor and a PLC, and the servo hydraulic station comprises a gear pump connected with a hydraulic oil tank; the servo motor is used for providing power for the gear pump, the clamp set is connected with the servo hydraulic station and comprises a fixed end clamp and a movable end clamp, each of the fixed end clamp and the movable end clamp comprises a fixed oil cylinder and a movable oil cylinder, and the force sensor is used for collecting force sensor data of the fixed end clamp and the movable end clamp; the force sensor is used for collecting force sensor data and feeding back the collected force sensor data to the PLC, and the PLC is used for controlling the servo motor through the motor controller according to a clamping or forming command and analyzing and judging the force sensor data collected by the force sensor, so that the rotating speed of the servo motor is adjusted in real time. The automatic production efficiency and quality of droppers can be improved.

The utility model discloses a music score placing rack, which relates to the technical field of placing racks and comprises a base. The lifting part is arranged at the top of the base; the placing frame is arranged at the top of the lifting part; the pair of pressing pieces is symmetrically arranged on the placing frame and is used for clamping the music score; the pressing piece comprises a movable rod movably arranged on the side face of the placing frame, a pressing strip is fixedly arranged at one end of the movable rod, and a blocking pad is fixedly arranged at the other end of the movable rod. A spring is arranged at the position, between the blocking pad and the placing frame, of the middle of the movable rod in a penetrating mode, so that it can be ensured that the music score can be fixed after being turned over, and the situation that pages of the music score are turned due to external factors is avoided.

An aspect of the invention provides a kit including: four fittings and a length of HVAC / R line set. Each of the four fittings include a fitting body and a nut. The fitting body defines: a swivel end and a second end. The swivel end includes: a sealing surface; a radially outer distal stop shoulder; a radially outer medial stop shoulder; and a radially outer neck having an outer diameter less than each of the radially outer distal stop shoulder and the radially outer medial stop shoulder. The nut includes a threaded region and a radially inner stop shoulder rotatably retained within the radially outer neck of the swivel end of the fitting body.

This disclosure provides a compression fitting, belonging to the field of pipe connection technology. The compression fitting includes a first connecting segment, a second connecting segment, and an intermediate segment. The first connecting segment, the intermediate segment, and the second connecting segment are sequentially connected, and the first connecting segment and the second connecting segment are detachably connected, so that the first connecting segment, the intermediate segment, and the second connecting segment form a closed ring. The intermediate segment includes multiple hinged segments, with adjacent hinged segments hinged to each other, allowing adjacent hinged segments to expand or contract. This disclosure improves the fit between the compression fitting and the pipe.

The invention relates to the technical field of power distribution network cable construction auxiliary equipment, in particular to an uninterruptible power operation friendly type power cable pressing fitting and an operation control method.The uninterruptible power operation friendly type power cable pressing fitting comprises a main body mechanism, a falling-off type pressing rod and a pressing block, the main body mechanism comprises a connecting block and fitting bodies fixedly connected to the two ends of the connecting block, according to the equipment, the cable pressing fitting is used as a cable clamp to longitudinally press a cable, so that the problems that in the prior art, a drainage wire fixing screw at a branch line is a transverse screw, strand loosening of a drainage wire of the branch line is easily caused, single-person operation is not facilitated and the like are solved, and the equipment is convenient to use and high in practicability. The operation personnel can more efficiently carry out wiring operation in the distribution network non-power-cut operation, the operation personnel can carry out rapid installation in the distribution network non-power-cut operation, and the installation efficiency is improved.

A deformable adapter sleeve 14 for connecting corrugated tubing to a compression fitting, the corrugated tubing having at least one corrugation groove, the compression fitting including a compression

A cleaning apparatus for internally cleaning firearm suppressors is disclosed. The cleaning apparatus includes a reservoir configured to contain a cleaning fluid, a pump in fluid communication with the reservoir, and a spray tube coupled to the pump and dimensioned to be insertable within a firearm suppressor. The spray tube includes a sealed distal end and a plurality of apertures arranged to discharge pressurized fluid radially outward, with alternating patterns along opposing sides. A fluid return system collects the discharged fluid and recirculates it to the reservoir via a fluid return connector positioned above the reservoir floor to minimize particulate intake. The apparatus may include a cylindrical reservoir supported by a base housing, compression fittings, a removable lid, electrical controls, and an accessible drain assembly. A support structure holds the suppressor in a vertical orientation with drainage clearance. The system enables efficient, contained, and repeatable internal cleaning of firearm suppressors.

The utility model discloses a ferrule type straight joint, which belongs to the field of pipeline joints and comprises a hollow joint body, and a column table is arranged in the joint body. The connecting nut is arranged at the left end of the connector body in a threaded mode, and conical surfaces are arranged on the inner walls of the connector body and the connecting nut; the clamping sleeve is arranged between the connecting nut and the joint body and is used for extruding and fixing an external pipeline; the two plug connectors are diagonally arranged on the outer wall of the connecting nut; and the fixing piece is arranged on the joint body and connected with the two inserting pieces in an inserting mode so as to be used for reinforcing the joint body and the column table. Compared with an existing reinforcing structure adopting a bolt type design, the clamping sleeve type straight joint has the advantages that the clamping sleeve type straight joint can be used only by simple insertion, and a large amount of time does not need to be spent on screwing bolts in large-batch assembly, so that the assembly efficiency of the straight joint is improved, and the straight joint is simple and convenient to use.

An aspect of the invention provides a kit including: four fittings and a length of HVAC / R line set. Each of the four fittings include a fitting body and a nut. The fitting body defines: a swivel end and a second end. The swivel end includes: a sealing surface; a radially outer distal stop shoulder; a radially outer medial stop shoulder; and a radially outer neck having an outer diameter less than each of the radially outer distal stop shoulder and the radially outer medial stop shoulder. The nut includes a threaded region and a radially inner stop shoulder rotatably retained within the radially outer neck of the swivel end of the fitting body.

The utility model discloses a small-caliber gas detection tube tail end fireproof net device which comprises a fireproof net base and a tail end fireproof net assembly, the fireproof net base is detachably connected with the tail end fireproof net assembly, and the fireproof net base is detachably connected with the tail end of a gas detection tube. The fireproof net device at the tail end of the small-caliber gas detection tube is connected with the gas detection tube through the clamping sleeve type end straight-through tube joint. And various small-caliber vent pipes can be adapted by modifying the specification of the threaded seat, the size of the housing and the like.

This utility model relates to a small-diameter stainless steel pipe penetration fitting, comprising a stainless steel pipe, a cladding plate, and a support plate. The cladding plate is welded to the bulkhead or deck. A through hole for the stainless steel pipe to pass through is opened in the middle of the cladding plate, and the central axis of the through hole is perpendicular to the cladding plate. The support plate is arranged parallel to the cladding plate. The bottom of the support plate is connected to the cladding plate via an L-shaped support frame. A support groove matching the shape of the stainless steel pipe is opened at the top of the support plate. The support groove is aligned with the central axis of the through hole. One side of the stainless steel pipe passes through the through hole and is welded to the cladding plate, while the other side is set in the support groove and welded to the support plate. Compression fittings for connecting pipelines are installed at both ends of the stainless steel pipe. This utility model's penetration fitting is easy to operate, effectively ensures the verticality of the stainless steel pipe, and improves installation accuracy.

The present invention relates to a compression fitting having a visual torque indicator. A pipe nipple nut fastener is described that includes two separate elements that are partially rotatable relative to one another. Between the rotatable elements, an engagement member (e.g., a ball) is captured within an internal passage. Both of the partially rotatable elements include permanent markings or other non-removable visual indicators that change depending on whether the pipe nipple nut fastener is in a torque applied state or a torque not applied state, thereby providing a simple visual indication of the state of the pipe nipple nut fastener.

A valve installation and removal device for preventing rotation of a valve while installing or removing the valve includes a tube, which is internally threaded so as to be threadedly attachable to an outlet connector of a valve assembly. The valve assembly has a compression fitting that is nonlinear with the outlet connector. A pair of openings is opposingly positioned in the tube substantially equally distant from opposed ends of the tube. A drive is attached to and extends substantially perpendicularly from an elongate handle proximate to a first end of the elongate handle. The drive is complementary to, and thus selectively insertable through, the openings, which are noncircular, to engage the elongate handle to the tube. The elongate handle can be grasped in a hand of a user to prevent rotation of the valve assembly as a nut of the compression fitting tightened or loosened.

The invention belongs to the technical field of pipeline connecting pieces, aims to solve the problems that stainless steel pipelines in an automatic agricultural water supply irrigation system are easy to corrode in welding, complex in process and high in threaded connection cost, and provides a pipeline clamping and pressing joint. Comprising a body, the body comprises a connecting section and a clamping and pressing part at the end of the connecting section, and the clamping and pressing part is provided with a plurality of limiting clamping grooves and sealing clamping grooves from inside to outside in the axis direction; an annular sealing ring is clamped in the sealing clamping groove, and the two sides of the annular sealing ring abut against the groove wall of the sealing clamping groove. The stainless steel pipe joint is pressed inwards through a special clamp to form an annular protrusion matched with the limiting clamping groove and an annular groove matched with the annular sealing ring. The invention aims to further enhance the stability and the sealing performance of the connection of the end parts of the pipelines, simplify the installation steps, reduce the operation cost and the maintenance difficulty of the system, and improve the efficiency and the quality of the connection of the pipelines of the automatic agricultural water supply irrigation system.

This invention provides a pressing device for limiting the deformation of a ball valve seat, belonging to the field of valves. It includes a valve body and a valve ball, with the valve ball installed inside the valve body cavity and connecting pipes installed on both sides of the valve body. A valve stem is installed on the valve ball. The invention is characterized by having an inner ring shell and an outer ring shell on both the left and right sides of the valve body, with a plurality of annular plates evenly distributed within the inner ring shell. Under the elastic force of a first spring, the fixed rod drives the annular plates to move, ensuring that the multiple annular plates are tightly pressed against the side wall of the valve ball. The first sealing ring effectively ensures the sealing between the annular plates and the valve ball. Furthermore, the multi-layered annular plate structure, utilizing the mutual support and synergy between the layers, as well as the support of the evenly distributed fixed plates, effectively disperses stress, significantly improving the overall deformation resistance of the valve seat and resulting in good performance.