3402results about "Adjustable joints" patented technology

A wand includes a hinge configured to pivotally connect first and second wand segments in an extended configuration and a storage configuration. A first locking mechanism locks the wand in extended configuration. A second locking mechanism includes a rod, a sliding lever, a plunger, and a plunger cavity. The plunger is configured to be received in the plunger cavity to lock the wand in the storage configuration. When in the extended configuration, depressing a single actuator pivots the locking arm, causes the hook / pawl to be removed from the locking cavity, and unlocks the wand. When in the storage configuration, depressing the single actuator causes the rod to move in a first direction, causes the sliding rod to move a second direction, and urges the plunger out of the plunger cavity.

The present disclosure relates generally to a coupling assembly made up of a male fluid coupler and a female fluid coupler for a fluid line. The male and female fluid couplers are closed to flow in the uncoupled state and are open to flow when coupled. The male fluid coupler can include an alignment compensation arrangement that can adjust for any initial misalignment between the male and female fluid couplers. The alignment compensation arrangement can function as a universal connection joint to allow the male fluid coupler to universally pivot and move radially.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The invention provides a coal mine underground roadway surrounding rock reinforcement grouting system, and relates to the technical field of coal mining. Comprising a stirring barrel, a grouting pump, a moving frame, a grouting pipe mechanism, a steering mechanism, a grouting pipe length adjusting mechanism, a plugging mechanism and a power mechanism, and an input opening of the grouting pump communicates with the stirring barrel; the grouting pump and the stirring barrel are both arranged on the moving frame; the grouting pipe mechanism communicates with an output port of the grouting pump, and the grouting pipe mechanism is used for grouting the drill hole; the steering mechanism is connected with the grouting pipe mechanism and used for adjusting the angle of the grouting pipe mechanism so that the grouting pipe mechanism can be aligned with the drilled hole. The grouting pipe length adjusting mechanism is connected with the steering mechanism and the grouting pipe mechanism, and the grouting pipe length adjusting mechanism is used for adjusting the length of the grouting pipe mechanism; the periphery of the grouting pipe mechanism is sleeved with the plugging mechanism, and the plugging mechanism is used for plugging a drill hole when grouting is conducted on the interior of the drill hole through the grouting pipe mechanism; and the power mechanism is connected with the grouting pipe length adjusting mechanism.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

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.

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 connecting device includes a floating connector, a case, and an elastic sheet. The floating connector has a channel configured to let a liquid pass through it. The elastic sheet includes a first extending structure, a second extending structure, and a curved structure. The first extending structure is affixed to the case. The second extending structure is connected to the floating connector. The head end and the tail end of the curved structure are respectively connected to the first extending structure and the second extending structure.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

The present disclosure relates to a low-spill coupling assembly including a female coupling device and a male coupling device.

A pipe connection structure includes a first pipe joint, a second pipe joint and a limiting structure; the second pipe joint and the first pipe joint are connected through insertion, an outer surface of the second pipe joint is provided with a first fitting structure, an end of the limiting structure is connected to the first pipe joint, and another end is provided with a second fitting structure; in a direction of the insertion, the second fitting structure and the first fitting structure are fitted to block each other, and the second fitting structure and the first fitting structure are fitted with a clearance.

A coupling member for a blind mate fluid coupling includes a housing and a valve body that is self-centering and alignable relative to the housing. The valve body may include at least two radial shoulder portions that are configured to engage at least two corresponding radial abutments of the housing to improve self-centering when in a decoupled state. An engagement member, such as a socket, may be provided in the housing to engage a radial shoulder of the valve body with a concave interface to enhance the misalignment compensating and / or self-centering functionality. The engagement member may be free to float radially relative to the housing to further enhance such effects. A compensator that urges an engagement member against a shoulder of the valve body may be provided to compensate for misalignment and / or provide self-centering in both a decoupled and mated state.

The invention discloses a high-precision porous balance flow meter and a processing technology thereof, and belongs to the technical field of flow meters and processing technologies thereof, the high-precision porous balance flow meter comprises a first pipeline and a second pipeline, and the first pipeline and the second pipeline are connected through a mounting pipe; the clamping and pushing mechanism comprises a bottom plate arranged on the first pipeline and the second pipeline, a frame fixedly connected with a motor is arranged on the bottom plate, an output shaft of the motor penetrates through the frame and extends to a reciprocating lead screw, and first sliding blocks are arranged at the two ends of the reciprocating lead screw in a spiral transmission mode. The top ends of the first sliding blocks are correspondingly and fixedly connected to the first pipeline and the second pipeline through bending rods. According to the invention, the technical problem that when the installation pipe is assembled with other pipelines, the model number is different or the diameter size difference is large frequently, so that when fluid passes through the pipeline and the installation pipe, the signal fluctuation is large due to the non-uniform fluid speed, and the numerical value of the measured flow in the pipeline is not accurate can be solved.

An expansion joint includes: an outer tube including first and second ends and extending therebetween, the outer tube including first and second flanges, the first being located at the first end, the second being located at the second end and connectable to a downstream pipe; an inner tube including third and fourth ends and extending therebetween, the inner tube being located inside the outer and including third and middle flanges, the third flange being located at the third end and connectable to the upstream pipe, the middle flange being located at a middle portion between the third and fourth ends; and a closure including an outer peripheral portion connected to the first flange, an inner peripheral portion connected to the middle flange, and an elastic portion connecting the outer and inner peripheral portions. The first end is spaced from the third and located between the third and fourth ends.

An coaxial keg connector comprising a main body (1) made of plastic and having a first inlet port (3) and a second inlet port (3) receiving a stem (2). A coaxial outlet (10) comprises an outer outlet port (11) in communication with the first inlet port (3) and an inner outlet port (12) in communication with the second inlet port. The stem (2) comprises a tubular body with a main axis (31) with an inlet and a connector for attachment to the keg at one end. The second end of the stem opposite to the first end has an outlet in fluid communication with the inner outlet port (12) and comprises a ball joint (61) rotatably mounted in and sealed with respect to the main body (1) so as to be rotatable (12) about the main axis (31) of the tubular body and rotatable (67, 68) to a limited extent about axes perpendicular to the main axis.

Methods, systems, devices, and products for use in a pole support system. Apparatus include a hinge joint comprising: a base having an insertion end with a longitudinal slot and with a fulcrum protrusion on an inner surface; a cup having a receiving end selectively receiving the insertion end of the base; a securing assembly configured to selectively release the cup from the base, the securing assembly comprising a rotatable shaft that translates along the longitudinal slot between at least i) a lower relative position corresponding to an engaged state in which the insertion end is received by the receiving end, and ii) an upper relative position corresponding to a released state in which the insertion end is free of the receiving end; the shaft having a cam projection positioned to contact against the fulcrum protrusion and displace the shaft toward the upper relative position when the shaft is rotated.

The utility model relates to the technical field of faucets, in particular to a telescopic faucet pipe body and a telescopic faucet thereof. The faucet comprises a telescopic faucet pipe body, the pipe body comprises a pipe body with a cavity, a hose is arranged in the cavity of the pipe body, a piston is arranged at one end of the hose, the surface of the piston is in sliding connection with the inner wall of the pipe body, the other end of the hose can extend out of the pipe body and is provided with a water outlet connector, and a spring blocking piece is arranged at the hose extending end of the pipe body. A return spring is arranged between the spring blocking piece and the piston, and the hose is inserted into the return spring in a penetrating mode. And the adjustable telescopic pipe structure is arranged, so that the water outlet spray head can be flexibly adjusted according to pools of different sizes, and the problem that the use range is limited due to the fixed shape of a traditional faucet is solved.

An aircraft pipework assembly is disclosed including an aircraft structure; pipework; a fixture arrangement between the pipework and the aircraft structure; a tie rod connecting the pipework to the aircraft structure; a first tie rod bearing which connects the tie rod to the pipework; and a second tie rod bearing which connects the tie rod to the aircraft structure. The fixture arrangement includes a spherical bearing, the spherical bearing comprising a ball mounted to the pipework, and a housing coupled to the aircraft structure. The ball includes a convex spherical bearing surface; and the housing comprises a concave spherical bearing surface which mates with the convex spherical bearing surface of the ball. The fixture arrangement is configured to enable the pipework to translate relative to the ball in an axial direction aligned with a longitudinal axis of the pipework.

A floating joint and retainer connection device includes a fixed retainer internally defines a receiving space; an adaptor joint having an end extending through the receiving space to an outer side of the fixed retainer and an axially limiting section formed near another end; a fixing element fitted on the adaptor joint and located outside the fixed retainer for limiting the adaptor joint from moving axially while allowing the adaptor joint to displace radially relative to the fixed retainer; a rolling assembly disposed adjoining the fixed retainer; and a spring located in the receiving space and fitted on the adaptor joint with two ends pressed against the axially limiting section and the fixed retainer or the rolling assembly. When the rolling assembly rolls to displace radially relative to the fixed retainer, a radial frictional force produced by a normal force applied by the spring to the fixed retainer is reduced.

To provide a sealing material which is compressed to seal between a seal surface of a socket and an outer peripheral surface of a spigot, and which satisfies both requirements from a stress aspect during compression and requirements from a watertightness aspect.SOLUTION: A sealing material comprises: a heel part 13 that is fitted into a fitting groove 21 of a socket 2, and a valve part 10 that is compressed by being sandwiched between a sealing surface 23 of a socket 2 and an outer peripheral surface of a spigot 3. The valve portion 10 has a first convex part 11 formed on an outer peripheral side, and a second convex part 12 formed on an inner peripheral side. A first radius R1 of a first circle 11c including the arc-shaped outline of the first convex part 11 is smaller than a second radius R2 of a second circle 12c including the arc-shaped outline of the second convex part 12. The center C1 of the first circle is located inside the sealing surface 23 of the socket 2 in a pipe diameter direction, and is included in the circumference of the second circle 12c. The center-to-center distance between the center C1 of the first circle and the center C2 of the second circle in the pipe axial direction is smaller than the difference between the second radius R2 and the first radius R1.SELECTED DRAWING: Figure 2

A connection apparatus suitable for mounting on a structural element and connection to a port of a system or component in which the connection apparatus comprises a connector, a flange and a compressible biasing element is provided. The connector forms a longitudinally extending conduit having an axis (A) extending along the centre of the conduit, a port end adapted to be engaged with the port of a system or component, and a second end. The connector comprises a shoulder extending around the perimeter of the connector, and the shoulder extends around the perimeter of the connector in a direction substantially perpendicular to the portion of the conduit axis (as) around which the shoulder extends. The biasing element is adapted to at least partially extend around a portion of the connector adjacent to the shoulder.

A floating joint and retainer connection device with pressure relief structure includes a hollow fixed retainer; an adaptor joint having an engaging end and a fitting end extended through the fixed retainer to an outer side thereof, and a buffering section located between the engaging and fitting ends; a slidable washer and a fixing element fitted on an outer surface of the fitting end to limit the adaptor joint from moving axially relative to the fixed retainer; an elastic element located between the fixed retainer and the slidable washer; a slidable spacer having an axially protruded section formed on one side; and a spring fitted around the buffering section with two ends pressed against another side of the abutting spacer and a shoulder portion on the adaptor joint. With the above pressure relief structure, the adaptor joint can stay at any radially displaced position relative to the fixed retainer.

The present invention relates to a fluidic connection device, comprising a flange, and a nozzle through which passes a distal internal channel, and which is configured so as to be fluidically coupled to a complementary connection device. The nozzle, mounted in the flange with the possibility of tilting relative to the flange, comprises a rear end, and a front end. The invention also includes a rod comprising an intermediate internal channel; a front end, mounted in sealed cooperation with the rear end of the nozzle with the possibility of tilting of the rod relative to the nozzle and relative to the flange, for fluidic communication between the distal internal channel of the nozzle and the intermediate internal channel of the rod; and a rear end for fluidic communication between a proximal internal conduit and the intermediate internal channel.

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.