3781results about "Hose connections" patented technology

A sanitary fitting (1) having a fitting housing (2) in which a valve (5) is disposed, an outflow pipe (11) in which an outflow piece (13) is disposed and which is connected to the fitting housing (2), and an outflow hose (15) which fluidically connects the outflow piece (13) to the valve (5). The outflow pipe (11) is designed to be pivotable relative to the fitting housing (2); the outflow hose (15) has, at a location spaced apart from both its ends, a fixed deflection (16); and the fitting housing (2) has a duct (17) in which the outflow hose (15) is routed and in which the outflow hose (15) is rotatable about an axis running along a pivot axis of the outflow pipe (11).

A corrugated pipe connection device including: a corrugated stainless steel pipe; a straight pipe portion formed on each end of the corrugated stainless steel pipe; a connection member made of a metal and fitted to the outer periphery of the straight pipe portion; a synthetic resin sleeve fitted to the outer periphery of the straight pipe portion and having a flange; an expansion portion expanded from the end of the straight pipe portion; and a silicone packing having a ring portion coming into contact with the expansion portion, a protrusion portion protruding inwardly from the inner periphery of the ring portion to be inserted to the inside the straight pipe portion, and an insertion portion formed on the outer periphery thereof to surround the expansion portion therewith.

A plumbing fitting (100) has a cap (1) and a body (3). The body has a fitting end (5). Engagement projections (7, 9) extend radially outwardly from an outer circumferential surface of the fitting end (5). The cap has a first tab (13) and a second tab (15) with free ends. The tabs (13, 15) have receivers (23, 25) to receive the engagement projections (7, 9). The tabs permit flexure of each tab relative to the other. Each tab has a radially inwardly extending spacer member (27, 28, 29, 30) at the free end of the tab. As the fitting end is received by the cap, the free end of each tab is displaced radially outwardly to space apart an inner circumferential surface of the tabs from the outer circumferential surface of the fitting end, thereby providing clearance for receipt of the engagement projections (7, 9) by the receivers (23, 25).

A floating joint and retainer connection structure includes a hollow fixed retainer having one closed side formed with a through opening and radially extended sliding slot pairs; an adaptor joint having a pipe connecting and a joining section connected to the retainer and a male coupler, respectively; a first sliding member having an opening fitted on the pipe connecting section, a first slide movably engaged with the sliding slots, and a front guiding recess; a second sliding member having a bore fitted on the pipe connecting section and shaped for slidably engaging with the guiding recess; and a retaining ring fitted on the pipe connecting section and attached to the second sliding member to limit the first and second sliding members from moving axially. With the first and second sliding members, the adaptor joint can translate to correct a radial fit tolerance and be conveniently assembled to the fixed retainer.

The present disclosure relates to an air conditioner pipe including: a corrugated stainless steel pipe; straight pipe portions formed on both ends of the corrugated stainless steel pipe to fit connection members thereto; a knitted mesh for inserting the corrugated stainless steel pipe thereinto; and a fixing ring member for fixing each end of the knitted mesh to the corresponding straight pipe portion, wherein each straight pipe portion is formed of a straight pipe member having a higher thickness than the corrugated stainless steel pipe and is welded to the corresponding end portion of the corrugated stainless steel pipe, so that the straight pipe portion is reinforced.

A hose assembly for use with a tankless water heater. The hose assembly includes a flexible hose, a first connector assembly, and a second connector assembly. The first connector assembly is fluidly coupled with the flexible hose and includes a first fitting. The first fitting is rotatably coupled with the first connector assembly such that the first fitting is independently rotatable relative to the flexible hose. The second connector assembly is fluidly coupled with the flexible hose opposite to the first connector assembly.

A cable mount for a fluid conduit, comprising a lower main body (7) with a bore therethrough and a shaped opening formed thereinto, an upper body (6) for engagement relative to the main body and comprising a cable bore therethrough and a receiving opening oriented towards the shaped opening in the main body and a collet (8) with a collet bore defined by a segmented body and having at least one tapered radial surface to abut a surface of the receiving opening in the upper body and a shaped lower portion with at least one radial surface corresponding to the shaped opening in the main body to resist rotation of the collet as the upper body is tightened onto the lower body, wherein the collet bore has a predefined dimension when the upper body is fully engaged with the main body.

A tubing assembly is provided that can comprise a plurality of tubes or lumens that can be disposed within a head of a peristaltic pump. The tubing assembly can provide a flow rate or volume capacity that is generally equal to or greater than that achieved with a comparable prior art tube while operating at higher pressures than that possible using the prior art tube. Further, in accordance with some embodiments, the tubing assembly can achieve a longer working life than a comparable prior art tube, and the load on the pump motor can be reduced such that the pump life is increased and / or a larger pump motor is not required to achieve such advantageous results.

First and second pipe elements are joined end to end by a coupling. The first and second pipe elements have a circumferential groove at an end, and each of the grooves has a floor. A plurality of segments, each having oppositely disposed ends, and a respective connection member positioned at each end, form the coupling. A first end of each segment is connected to a second end of another of the segments such that said segments surround a central space for receiving the second pipe element.

Provided is a connection assembly for connecting to inner and outer hoses. The connection assembly includes a first connector assembly, a second connector assembly, a first hose connector assembly coupled to the connector assembly and configured to be coupled to the inner and outer hoses, the first hose connector assembly including a first tube connector configured to be coupled to the inner hose and a first collar configured to be coupled to the outer hose, and a second hose connector assembly coupled to the second connector assembly and configured to be coupled to the inner and outer hoses, the second hose connector assembly including a second tube connector configured to be coupled to the inner hose and a second collar configured to be coupled to the outer hose, wherein the second tube connector has a cross-sectional area that is smaller than a cross-sectional area of the first tube connector.

The utility model discloses a pipeline compensator convenient to install, and relates to the technical field of pipeline compensators, the pipeline compensator comprises a pipeline compensator main body, and the upper end and the lower end of the pipeline compensator main body are fixedly provided with fixing discs. An annular pull rod is pulled to drive two sets of movable insertion rods to move upwards, so that a limiting ring fixed to the annular pull rod is driven to move upwards, a first spring is further extruded, then a connecting pipe is held by hand, the position of a positioning block is adjusted, the positioning block is located above a clamping groove, a positioning disc is inserted into a fixing disc, the connecting pipe is rotated clockwise by 90 degrees, and the first spring is fixed. According to the fixing assembly, the positioning block is located above the trapezoidal block, the clamping block is located over the clamping groove, the annular pull rod is loosened, the elastic force of the first spring is utilized to drive the limiting ring, the movable insertion rod and the clamping block to move downwards into the clamping groove, and then the pipeline compensator body can be installed through the connecting pipe; and the disassembly and assembly efficiency of the butt joint of the connecting pipe and the pipeline compensator main body by workers is greatly improved.

The hose joint includes: a nipple having conductivity and provided along an insertion space of the hose body; a sleeve deformable in a radial direction and provided so as to surround an outer circumference of the insertion space of the hose body formed along an outer peripheral surface of the nipple; a plurality of separated holders provided outside of the sleeve to cover an outer face of the sleeve in a circumferential direction and be separable in the radial direction; and a tightening member provided to extend across the plurality of separated holders so as to move the individual separated holders closer together in the radial direction and cause diameter reduction of the sleeve. The nipple having the conductivity has a grounding clip having conductivity, the grounding clip is locked to an outer circumference of the nipple, each of the separated holders having a holder extension part.

To enable reduction of effort required to confirm whether or not a flexible pipe has been properly connected.SOLUTION: Sealing material 22 for flexible pipe comprises a seal acting part 160, a cylindrical body part 162, and a penetration preventing part 164. The seal acting part 160 engages with a valley part 312 of a flexible pipe 300 as the seal acting part is stored together with the flexible pipe 300. As a result, the seal acting part 160 seals a gap between outer peripheral surfaces 310 and 312 of the flexible pipe 300 and a portion in which the flexible pipe 300 is stored. The cylindrical body part 162 is directly or indirectly connected to the seal acting part 160. The body part 162 has an inner diameter that allows insertion of the flexible pipe 300. The penetration preventing part 164 is directly or indirectly connected to the body portion 162. The penetration preventing part 164 prevents the flexible pipe 300 from passing through the body part 162. A groove 180 is provided in an outer perimeter of the body part 162.SELECTED DRAWING: Figure 4

Provided is a hose including a first connector assembly including a regulator assembly, a second connector assembly, and a hose assembly coupled to the first and second connector assemblies. The hose assembly includes an inner hose member having first and second ends, an outer hose member having first and second ends, a first hose connector assembly coupled to the first ends of the inner hose member and outer hose member and the first connector assembly, and a second hose connector assembly coupled to the second ends of the inner hose member and outer hose member and the second connector assembly.

The invention relates to the technical field of quick butt joint of pipelines, in particular to a quick butt joint device and method for assembly type mechanical connection pipelines, the quick butt joint device comprises two bottom plates arranged on one side of a round pipe, and a torsion transition mechanism is arranged above the bottom plates and comprises a first hoop; the tops of the three first hoops are all in movable contact with second hoops, and supporting seats are fixedly connected to the inner walls of the bottoms of the first hoops. In the butt joint process of the hose and the round pipe, high-concentration torsion generated after the hose is kept aligned is dispersed to other positions of the hose, so that the concentration of the torsion at the butt joint position is reduced, deformation of a flange on the hose in the butt joint process can be reduced, and the butt joint quality of the hose is improved. The torsion concentrated on the flange on the hose is gradually dispersed into a larger area of the whole hose, slow transition of the torsion at the joint of the flange on the hose is achieved, the stability and accuracy of butt joint are improved, and the butt joint efficiency is further improved.

The invention relates to a super wear-resistant fracturing hose assembly and a preparation method thereof. The super wear-resistant fracturing hose assembly comprises a hose and a joint, the hose comprises a hose body super-wear-resistant layer, an inner rubber layer and a steel wire framework layer. The connector comprises a super-wear-resistant inner core body formed by compounding a metal inner core body and a core body super-wear-resistant layer, a first sleeve arranged on the outer side of the super-wear-resistant inner core body in a sleeving mode, and a second sleeve arranged on the outer side of the first sleeve in a sleeving mode. The inner side of the second sleeve is connected with the outer side of the first sleeve in a buckling and pressing mode, the inner side of the first sleeve is connected with the outer side of the steel wire framework layer in a buckling and pressing mode, and the inner side of the steel wire framework layer is connected with the super-abrasion-resistant inner core body in a buckling and pressing mode on the anti-pulling-off section of the super-abrasion-resistant inner core body and connected with the inner rubber layer in a sealing mode on the sealing section of the super-abrasion-resistant inner core body. The inner rubber layer is in sealing connection with the super-wear-resistant inner core body at the sealing section of the super-wear-resistant inner core body; the core body super-wear-resistant layer and the pipe body super-wear-resistant layer are in high-temperature welding connection through a welding rod; the wear resistance of the hose connector part can be improved.

Provided is an adjustable quick alignment device for an oil filling crane pipe, which includes a sealing mechanism 1, a multi-jaw chuck mechanism 2, and a driving mechanism 3. 【Solution means】The sealing mechanism includes an oil delivery pipe, a screw sleeve, an inner sealing spacer ring, an outer sealing O-ring, a cover plate, and a stopper disk. A multi-jaw chuck mechanism is mounted on the stopper disk. When the driving mechanism rotates, the stopper disk and the screw sleeve are rotated. The rotation of the stopper disk causes the gripping jaws of the multi-jaw chuck mechanism to expand and contract, realizing the grasping and unloading of the inlet flange. The screw sleeve moves along the axial direction of the oil delivery pipe. The cover plate presses the outer sealing O-ring to press the inlet flange to form a primary seal, presses the inner wall of the inner sealing spacer ring, expands at the conical trumpet opening of the oil delivery pipe, and presses the inner wall of the inlet flange to form a secondary seal.

A rotation sleeve grip structure for garden hoses or other tubings is provided. A hose assembly can include a hose tubing and a rotation sleeve installed over an outer surface of the hose tubing, where the rotation sleeve is constrained between first and second open ends of the hose tubing and comprises a hollow cylindrical shell configured to enclose a portion of the hose tubing along a longitudinal length. The rotation sleeve is rotatable through 360 degrees about a circumference of the outer surface of the hose tubing. An inner sleeve can be affixed to the outer surface of the hose tubing, and may be disposed between the hose tubing and the rotation sleeve. One or more circumferential rib protrusions and corresponding circumferential channels for receiving the rib protrusions can be provided between the inner sleeve and the rotation sleeve.

A connector is used to connect a gases supply to a user. The user can be fitted with an interface, such as a cannula, while the gases supply can include a conduit. The connector interfaces between the conduit and the interface. The connector has a female assembly and a male assembly that connect together, such as by push fit. The male assembly includes an inner portion sized and configured to mate with a first female connector and an outer portion sized and configured to alternatively mate with a second female connector.

A clamp including a body having a top portion hinged to a bottom portion, each of the top portion and the bottom portion including a rounded inner surface for receiving an elongated element, a ratchet on the top portion having a plurality of teeth, an opening in the bottom portion for removably receiving the ratchet, and a retaining assembly for adjustably engaging a portion of the plurality of teeth in the opening, the retaining assembly being releasable without tools.

Disclosed are chromatography systems employing a releasable coupling 100 for holding a fluid tubing to a spigot, the coupling comprising: a cylindrical inner component 110 for accepting a fluid tubing 30, said inner component including a resiliently deflectable portion 118 arranged to urge an outer surface of the tubing toward a spigot; and a cylindrical collar 130 having and internal through-aperture 132 for slideably accepting the inner component, the aperture and resilient portion having complementary surface formations which in a first position of the collar mounted to the inner component provide for said resilient deflection in use, and which in a second different position do not cause said deflection, the coupling being characterized in that the collar comprises a collar flange 134 extending outwardly away from the aperture of a size allowing manual manipulation of the collar between the first and second positions. Chromatography systems employing said couplings is disclosed also.

The utility model relates to the field of rubber hoses, and discloses a rubber hose with a quick coupler, which comprises a connecting pipe, the upper surface of the connecting pipe is fixedly connected with a connecting plate, the right end of the connecting plate is provided with a locking component, and the right surface of the connecting pipe is provided with a fixing component; the fixing assembly comprises a guide plate, the guide plate is connected to the right surface of the connecting pipe in a surface rotating mode, the right surface of the guide plate is rotationally connected with a fixing plate, the fixing plate is fixedly connected to the right end of the lower surface of the connecting plate, and a first arc-shaped groove is formed in the right surface of the guide plate. A second arc-shaped groove is formed in the front side, close to the first arc-shaped groove, of the right surface of the guide plate. According to the pipeline connecting device, the first clamping plate and the second clamping plate can be driven to move through the first arc-shaped groove and the second arc-shaped groove by rotating the guide plate, the inner wall and the outer wall of a pipeline are clamped at the same time, the pipeline is prevented from being damaged, the connecting stability is improved, pipelines with different diameters can be connected, and the applicability is improved.

The invention relates to a water cannon and a control method thereof, in particular to a metal hose water cannon and a control method thereof, and solves the technical problems that an existing water cannon is difficult to realize a good fluid flowing state and a compact water cannon structure at the same time, the number of bent pipes is large, the bending angle is large, energy loss is easily caused, and the performance of the water cannon is not favorably improved. The metal hose water cannon further comprises a first electric push rod, a first mechanical control unit, a second mechanical control unit, a third mechanical control unit, a horizontal rotating seat and a metal hose. The third mechanical control unit is used for enabling the horizontal revolving bed, the metal hose and the monitor head to rotate around the monitor base so as to adjust the horizontal revolving angle of the water monitor; the first mechanical control unit is used for cooperatively moving with the first electric push rod to adjust the center arc position and form of the metal hose; the second mechanical control unit is used for cooperatively moving with the first electric push rod to adjust the rotation angle of the monitor head. According to the method, the position and angle of the water cannon can be efficiently and stably controlled.

A gas supply system suitable for a radioactive site protective gas garment comprises an external gas source and a concentric pipe switching device. An external air source is connected with the quick connector A, the quick connector A is connected with the air inlet pipe, the air inlet pipe is connected with the concentric pipe switching device through the quick connector B, and the quick connector C is connected with the concentric pipe switching device and the double-layer concentric pipe. The double-layer concentric pipe is connected with the concentric pipe switching device and is connected with the protective gas clothes through a quick connector D; the problems that in the exhaust process of an existing protective gas garment, gas is directly exhausted to a radioactive site through matched use of a one-way valve and a filtering device, when related parts break down in the exhaust process, personnel cannot judge in time, and aerosol intake causes personal injury are solved.

A 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 connector assembly may be used with a converter hose. Related methods include attaching the converter hose to a shower head, faucet or spigot.

A breakaway valve for a cryogenic fluid tank includes a tank-side valve and a nozzle-side valve. The tank-side valve is connected to and forms a first vacuum-insulation layer with a first jacketed hose. The first jacket support includes first bellows configured to reduce heat transfer with the first vacuum-insulation layer and one or more first bellow supports that include first teeth inserted between and engaging the first bellows to provide structural support to the first bellows. The nozzle-side valve is connected to and forms a second vacuum-insulation layer with a second jacketed hose. The second jacket support includes second bellows configured to reduce heat transfer with the second vacuum-insulation layer and one or more second bellow supports that include second teeth inserted between and engaging the second bellows to provide structural support to the second bellows.

The utility model relates to the technical field of hose connectors, in particular to a buckling-free full-bore acid fracturing hose assembly which comprises a hose and a connector. The hose sequentially comprises a lining layer, a framework layer and an outer rubber layer from inside to outside. The connector comprises a sleeve and a wedge-shaped sleeve, the sleeve is installed at the end of the hose, the outer rubber layer wraps the outer side of the sleeve, the inner diameter of the sleeve is equal to the inner diameter of the lining layer, an anti-pulling-off hole is formed in the sleeve and is a conical hole, and the diameter of the axial outer end of the conical hole is larger than that of the axial inner end of the conical hole. The outer side of the wedge-shaped sleeve is conical, the wedge-shaped sleeve is inserted into the inner ring of the framework layer, and the outer ring of the framework layer is embedded into the anti-pull-off hole. According to the utility model, the influence of a non-drift-diameter joint on the flow is reduced, and the pulling risk of the hose and the joint is reduced.

The invention discloses a metal hose quick-plug connector, which relates to the technical field of pipeline connection, and comprises a male connector and a female connector, at least three clamping pins which are arranged in a circumferential array around the male connector are fixed outside the male connector, a clamping ring which is rotatably clamped with the clamping pins is fixed outside the female connector, and a sealing ring is arranged between the male connector and the female connector. The locking mechanism comprises a sleeve connected to the interior of the female connector in a sliding mode, a positioning pipe is fixed to the male connector, the steel ball clamps the sleeve under the action of the elastic force of the spring, and rotation of the sleeve and the female connector relative to the male connector can be limited within the preset working torque range; therefore, excessive abrasion of an internal sealing ring caused by frequent rotation of the male connector and the female connector is avoided, sealing stability of the quick-plug connector is guaranteed, meanwhile, when torsional force borne by the male connector and the female connector exceeds a preset range, the male connector and the female connector can release torsional stress through relative rotation, and the metal hose is effectively prevented from being damaged due to excessive torsion.