1249results about "Adjustable joints" patented technology

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.

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

A faucet extender has a universal joint and a water outlet device. The universal joint has a connecting base and a water outlet base. The connecting base has a lower connecting hole. The water outlet base has an installing part and a spherical joint. The installing part has an installing space, an installing hole and a through-hole. The installing hole and the through-hole connect two ends of the installing space. A flow channel is through the spherical joint and connects the through-hole. An end of the spherical joint is rotatably mounted in the connecting base and protrudes from the lower connecting hole. Another end of the spherical joint is mounted on the installing part. The water outlet device is mounted in the installing hole. In addition to the original downward water outlet direction of the faucet, the water outlet direction can be adjusted via rotating the water outlet base.

An adapter assembly relates to the technical field of adapter hoses. The adapter assembly includes a main pipeline and an adapter pipeline. The main pipeline configured to circulate gas or liquid. The adapter pipeline is provided with a near end and a far end opposite to the near end of the adapter pipeline. The near end of the adapter pipeline and the main pipeline are integrally formed. The far end of the adapter pipeline is configured to be connected to a liquid channel or a gas channel. After the adoption of the above technical solutions, an adapter pipeline is arranged on the main pipeline, and the other end of the adapter pipeline sleeves a liquid channel or gas channel. So that the main pipeline is not easily washed away by the water pressure or gas pressure, which can be applicable to gas channels or liquid channels in different shapes.

The invention relates to a corrugated hose (200) for use in semiconductor technology equipment, and to a semiconductor technology equipment comprising a corresponding corrugated hose (200). The corrugated hose (200) comprises a flexibly deformable bellows (210) made of rigid, gas-tight material with a wave-like alternating diameter, forming the outer surface of the corrugated hose (200), and an inner hose (220) made of flexible material, forming the flow channel for a liquid, wherein the bellows (210) and the hose (220) are connected to each other at the two ends of the corrugated hose (200) in such a way that a continuous gas volume (240) is formed between the bellows (210) and the hose (220), and the corrugated hose (200) is designed to reduce temperature differences between the bellows (210) and the hose (220). The system for semiconductor technology comprises a temperature control system (100) with at least one fluid line (101), wherein a corrugated hose (200) according to the invention is arranged in at least one fluid line (101).

The invention relates to the field of petroleum and natural gas exploration and development, in particular to a combined sealing structure and a telescopic pipe column system for oil field production, which comprise a combined sealing ring, and the combined sealing ring comprises a V-PAC sealing ring and a pre-cooling expansion sealing ring which are arranged in parallel; the outer circumferential face of the V-PAC sealing ring and the outer circumferential face of the pre-cooling expansion sealing ring are both coated with hydrogel. A cavity is formed in the precooling expansion sealing ring, and the cavity is filled with gallium-based liquid metal; the inner pipe is used for transmitting media, and the outer pipe plays a role in protection and supporting. The inner pipe is sleeved with the outer pipe, sliding fit is formed, stretching is achieved through sliding, and the effect of compensating for the length change of the pipe column is achieved. The inner pipe and the outer pipe are connected into a whole through the connected flanges and the connecting rods, and meanwhile the connecting rods play a sliding guiding and limiting role. The sealing ring combination is arranged between the inner pipe and the outer pipe, so that the sealing performance of the telescopic pipe column system is ensured.

An aircraft assembly is disclosed including a wing structure, and a pipe assembly rotatably coupled to the wing structure by a fixture arrangement. The pipe assembly extends along a longitudinal direction, the fixture arrangement configured to restrict movement of at least a portion of the pipe assembly in the longitudinal direction relative to the wing structure and allow rotation of the pipe assembly relative to the wing structure.

The invention particularly relates to a flexible telescopic vacuum pipeline based on pneumatic driving, and solves the problems of high working complexity, low efficiency, inaccuracy and uncontrollability in the mounting and dismounting process of the existing vacuum pipeline. The vacuum pipeline comprises a fixed flange, an inner corrugated pipe, an outer corrugated pipe, a lap joint flange, an air hole and an air pipe, one end of the inner corrugated pipe and one end of the outer corrugated pipe are respectively and fixedly connected with the inner end of the fixed flange, the other end of the inner corrugated pipe and the other end of the outer corrugated pipe are respectively and fixedly connected with the inner end of the loose flange, and an annular sealing cavity is formed among the inner corrugated pipe, the outer corrugated pipe, the fixed flange and the loose flange; the inner corrugated pipe and inner cavities of the fixed flange, the lap joint flange, the external high-pressure pipe and the external low-pressure pipe form a vacuum cavity; an air hole is formed in the inner end of the fixing flange, one end of the air pipe is connected with the air hole, the other end of the air pipe is connected with external air source equipment, and the air pipe is used for inflating the annular sealing cavity to extend the vacuum pipeline or exhausting air to shorten the vacuum pipeline.

This disclosure relates to a hose assembly (1) including a fluid passage (11), a male coupler (12) and a blocker (13). The fluid passage (11) has an outlet (1112a). The male coupler (12) is rotatably sleeved on the fluid passage (11) at the outlet (1112a). The blocker (13) is protruded from the fluid passage (11) at the outlet (1112a) to restrict detachment of the male coupler (12) from the outlet (1112a) of the fluid passage (11).

A rotatable joint for use in a liquid cooling system comprises a main body and at least one housing portion. The main body has a main body passageway defined therethrough. The at least one housing portion is rotatably coupled to the main body and has a housing portion passageway defined therethrough that is fluidly coupled to the main body passageway. The main body is rotatable between a first position and a second position relative to the at least one housing portion. The main body passageway is fluidly coupled to the housing portion passageway when the main body is in either of the first position and the second position.

The pressure relief pipe comprises a first pressure relief pipe body and a second pressure relief pipe body, the end face of the outlet end of the first pressure relief pipe body is an inclined face, and the included angle between the end face of the outlet end of the first pressure relief pipe body and the axis of the first pressure relief pipe body is 45 degrees. The end face of the inlet end of the second pressure relief pipe is an inclined face, the included angle between the end face of the inlet end of the second pressure relief pipe and the axis of the second pressure relief pipe is 45 degrees, the outlet end of the first pressure relief pipe and the inlet end of the second pressure relief pipe are connected in a rotating fit mode, and a rotating positioning structure is arranged between the outlet end of the first pressure relief pipe and the inlet end of the second pressure relief pipe. The safety valve group comprises a ball valve, a check valve and a safety valve, a medium outlet of the ball valve is connected with a medium inlet of the check valve, one medium outlet of the check valve is connected with a medium inlet of the safety valve, and a pressure relief opening of the safety valve is connected with the pressure relief pipe. The pressure relief pipe can be converted between a straight pipe and a 90-degree right-angle bent pipe, and is suitable for installation and use of a safety valve group under the two conditions that an inlet of the water heater is horizontally and vertically downward.

The application provides a cooperative bidirectional contact seal structure suitable for an oil path interface, which comprises an axial fastener (1), a static part with an oil path (2), a rotating part with an oil path (3), a radial protection sleeve (5), an axial protection sleeve (6), a radial seal ring (7) and an axial seal ring (8). The rotating part with an oil path (3) is inserted into the static part with an oil path (2) and is connected through the axial fastener (1). The rotating part with an oil path (3) is processed with seal ring grooves in the radial and axial directions. The radial seal ring groove is sequentially assembled with the radial protection sleeve (5) and the radial seal ring (7), and the axial seal ring groove is sequentially assembled with the axial protection sleeve (6) and the axial seal ring (8). The static part with an oil path (2) forms radial and axial contact seals in the radial and axial directions, so that the probability of leakage of the oil pipe interface is reduced.

By providing a cooling air passage in the rotary joint housing, the amount of heat generated by the rotary joint can be suppressed, enabling an increase in the rotational speed of the air chuck, as well as miniaturization and weight reduction of the rotary joint. [Solution] A rotary joint device for supplying air to an air circulation pipe 4 connected to an air chuck 2 of a machine tool, comprising a housing 22 made of a tubular body having an air supply port connected to an air source, and a sleeve 26 fixed to the air circulation pipe 4 and fitted to the inner diameter of the housing 22 via a bearing 24. An air passage 36 is formed in the pipe wall of the housing 22 by a plurality of elongated holes extending axially and grooves connecting the ends of the elongated holes. One end of the air passage 36 is connected to an air supply port for driving the air chuck, and the other end of the air passage 36 is connected to the gap between the housing 22 and the sleeve 26.

A rotary union for connecting a stationary body to a rotating body. The rotary union has a rotatable wear plate connectable to the rotating body and a seal ring disposed in the wear plate. A spring biased piston engages the seal ring against the wear plate with a compression spring between an end flange and the piston. The end flange and piston are at least partially disposed within a shroud, wherein the shroud has at least one aperture extending therethrough. An alignment ring is formed on the piston and is viewable through the aperture in the shroud to confirm proper distance between the end flange and the piston and proper force applied to the piston. A seal wear indicator is connected to the piston and moves between an exposed position where the seal ring is not worn and a non-exposed position where the seal ring is worn.

The utility model relates to a rotatable corrosion-resistant sealing pipeline joint structure which comprises a communicating pipeline, joint seats are arranged on the two sides of the communicating pipeline, connectors are arranged in the joint seats, one end of each connector is connected with the communicating pipeline, and an installation area is formed between the other end of each connector and the corresponding joint seat. A bearing matched with the installation area is arranged in the installation area, a detachable protection sleeve is arranged at the end, facing the bearing, of the connector base, a shielding part extending towards the center is arranged on the side, facing the bearing, of the protection sleeve, the shielding part abuts against the outer wall of the connector, and the shielding part is provided with an extending part extending in the axial direction. The extension part abuts against the outer wall of the connector. The rotary joint has the following advantages and effects that the stability of the rotary joint in long-term use can be ensured.

A connector module can be installed in a cabinet having a mating connector, the connector module includes a rotating assembly, a connecting member, a first connector, and a rotating portion. The rotating assembly includes a rotating portion and a connecting nozzle. The rotating portion includes a first channel. The connecting nozzle is connected to the rotating portion and communicates with the first channel. The connecting member is rotatably connected to the rotating portion. The first connector is connected to the connecting member. One end of the first connector connected to the rotating portion and communicating with the first channel, and another end of the first connector configured to connect to an external pipeline. The rotating portion configured to rotate the connecting nozzle from a first position to a second position. The present disclosure further provides a chassis and a cabinet assembly.

Lifting and sliding structure to compensate for the water pressure force acting on the shower head, comprising: a rod (1); a retainer (2) arranged on the rod (1); a sliding block (3) which is guided on the rod (1) and arranged above the retainer (2); a telescopic water conduit structure (4) arranged between the retainer (2) and the sliding block (3); a sliding tube (5) guided on the rod (1) and arranged above the sliding block (3); and a support device (6) arranged on the rod (1), wherein the support device (6) comprises a fixed cylinder (7) attached to the retainer (2), a piston (8) guided in a sealing-sliding manner on the inner wall of the fixed cylinder (7), a sealing cover (9) attached to the upper opening of the fixed cylinder (7) and a movement tube (10) arranged between the piston (8) and the sliding block (3) and passing through the sealing cover (9) in a sealing-sliding manner, wherein the piston (8) divides the interior of the fixed cylinder (7) into an upper chamber (11) and a lower chamber (12); wherein a three-way water channel (13) is formed in the sliding block (3), the three ends of which are each connected to the outlet of the telescopic water conduit structure (4), to the inlet of the sliding tube (5) and to the upper end section of the movement tube (10); and wherein a flow opening (14) is provided on the side wall of the lower end section of the motion tube (10), through which the interior of the motion tube (10) is fluidically connected to the upper chamber (11).

This application discloses a heat exchange device and a battery device. The heat exchange device includes a connection structure with a medium channel. At least a portion of the medium channel is configured for inserting an external connector, allowing the axial position of the external connector relative to the medium channel to be variable. The connection structure provided in this application, with at least a portion of the medium channel configured for inserting an external connector and allowing the axial position of the external connector relative to the medium channel to be variable, allows the external connector to be directly fitted into the medium channel, reducing the number of components and the installation space required. By directly inserting the external connector into the medium channel and allowing the axial position of the external connector relative to the medium channel to be variable, assembly tolerances caused by manufacturing and installation tolerances of the components are absorbed, achieving a direct connection between the two.

The invention relates to the technical field of fluid conveying, and discloses a high-sealing-performance rotary joint and a preparation technology thereof.The rotary joint comprises a rotary joint body I and a rotary joint body II which is rotatably arranged, and a leakage early warning structure is arranged on the rotary joint body I; the structure comprises an early warning channel, a liquid accumulation groove used for collecting a trace amount of leaked fluid and an observation window installed outside. A two-way labyrinth type sealing structure is arranged on the outer side of the thrust ball bearing, so that the environmental adaptability is improved; according to the manufacturing technology, after assembly is completed through a low-temperature stress-free method, in-situ final machining is conducted on the device under the dynamic standard, specifically, a thrust ball bearing of the device serves as the dynamic standard to drive the rotating joint body II to rotate, and final micromachining is conducted on the dynamic sealing face. According to the invention, the assembly accumulative error is fundamentally eliminated, the dynamic sealing surface with ultrahigh geometric accuracy is obtained, the sealing performance and the operation safety of the rotary joint are obviously improved, and the service life of the rotary joint is obviously prolonged.

The utility model provides a flexible device for connecting stainless steel pipelines, which comprises a flexible connecting component and clamping and pressing joints mounted at the left end and the right end of the flexible connecting component, and the clamping and pressing joints are used for being connected with the pipelines; the flexible connecting assembly comprises a limiting pipe assembly and a telescopic pipe assembly, and the telescopic pipe assembly is installed in the limiting pipe assembly in a sliding mode. The end, located in the limiting pipe assembly, of the telescopic pipe assembly is fixedly connected with a limiting block, and the end, away from the clamping and pressing connector, of the limiting pipe assembly is fixedly connected with a sealing assembly. After the sealing assembly is matched with the limiting block, the telescopic pipe assembly can be limited; according to the utility model, the problems that the pipeline in the prior art is deformed and moved under the influence of factors such as installation connection stress, temperature difference deformation stress and compression state, so that a connector for connecting the pipeline is damaged, and leakage is caused can be solved.

The utility model provides an automatic alignment gas delivery joint which comprises a male joint and a female joint, the male joint is provided with a fixing seat, an elastic piece, a connecting rod and a connecting head, the fixing seat is connected with the connecting rod through the elastic piece, the connecting rod is fixedly connected with the connecting head, and a lower gas path channel is arranged in the connecting rod and the connecting head. The coupling head is matched with a guide conical surface and a sealing conical surface which are arranged on the female joint; and the guide conical surface is communicated with the upper gas path channel through the sealing conical surface. The sealing piece is of a circular ring sealing structure, and a sealing conical face is arranged at a center sealing opening of the sealing piece. The gas transportation connector has the advantages that the gas transportation connector can be directly used in a butt joint mode, the coupling head of the male connector can be automatically aligned to be in butt joint with the female connector through matching of the guiding conical face and the sealing conical face, and therefore the technical problem that in the prior art, a connector needs to be fixed for use is solved. And meanwhile, a user can carry out butt joint more conveniently, and the device is suitable for popularization and application.

The invention relates to an installation structure of an air supply pipeline for construction and decoration of a clean laboratory, and relates to the technical field of civil engineering installation, the installation structure comprises a hanging bracket assembly and an air pressure activation type sealing flange connector assembly, the hanging bracket assembly comprises an installation frame and an annular built-in frame, and extrusion type limiting mechanisms which are symmetrically distributed are arranged on the inner wall of the annular built-in frame; the extrusion type limiting mechanism comprises an extrusion plate, a threaded rod, a fixing block and a non-return mechanism. The air pressure activation type sealing flange connector assembly comprises a non-porous flange head, a rubber sealing ring, a pressure sensor and an elastic air bag. The contact pressure between the rubber sealing ring and the flange heads is monitored in real time through the pressure sensor, when the pressure is insufficient (indicating the risk of leakage), the elastic air bag between the two flange heads is activated immediately, the air bag expands to fill a flange gap to achieve secondary sealing, the rubber sealing ring is further extruded to improve the fitting degree, and the problem of rubber aging leakage is solved; and linkage leakage prevention of preliminary sealing and dynamic complementary sealing is achieved.

To provide a water leakage prevention structure and a water leakage prevention method of a water pipe bridge capable of suppressing malfunction due to breakage of an expansion cover.SOLUTION: In a water leakage prevention structure of a Suikan-kyo Bridge in which a water leakage prevention device 10 for preventing water leakage due to detachment of a pipe body 1 is attached to a pipe joint JT in which end portions of the pipe body 1 forming a pipeline of a bathroom 90 are connected to each other, the water leakage prevention device 10 includes a flexible pipe 14 as a metal expansion cover surrounding the pipe joint JT, and an external fitting member 11,12 joined to both end portions of the flexible pipe 14 in a pipe axis direction and externally fitted to the pipe body 1 in a watertight manner. water pipe bridge, the water leakage preventing device 10 is arranged in an area X sandwiched by a pair of supports 70 in the same abutment 91.SELECTED DRAWING: Figure 2

The utility model relates to the technical field of pipe joint provides a rotary aviation pipe joint, including the body, the inside of body is provided with adjusting assembly, adjusting assembly includes the sliding sleeve, the outer surface fixed mounting of body has two slide rods, two the slide rod all slidingly arranged in the inside of body, the inside fixed mounting of body has the fixed plate, the inside rotatory mounting of fixed plate has the threaded rod, the inside setting of threaded rod is hollow, through manual rotation knob, drives the threaded rod rotation in the inside of body, because the sliding sleeve screw thread installs in the outer surface of threaded rod and the sliding sleeve is limited by the slide rod, and then can along the body slide, the connecting pipe fixedly installed in the inside of sliding sleeve can move synchronously when sliding sleeve moves, and the connecting pipe and threaded rod slidingly connect, and then can realize the length adjustment of device.

The utility model relates to the technical field of rotary joint equipment, and provides an impingement type water pipe rotary joint which comprises a sewer pipe and an impingement water pipe body, and a connector body is arranged on the inner wall, close to the bottom, of the sewer pipe. A worker rotationally connects a sewer pipe internal connector body with a threaded groove in the surface of an impact water pipe body, then a handle is rotated to drive a rotating wheel to synchronously rotate through a rotating shaft, the rotating wheel rotates to enable a threaded rod to rotate through a nut disc, and the threaded rod rotates to promote a fixing block close to the nut disc to move towards the other fixing block; the fixed block moves and drives the surface of the soft leather sheath to clamp the impact water pipe body, so that the problems that the service life of each connector capable of changing the direction is extremely short under the impact of the impact water pipe, the connector is not damaged by washing, that is, a slippery wire on the inner wall is corroded by microorganisms in water flow, and the service life is short are solved; therefore, the problem that the worker needs to check and replace the joint ceaselessly is solved.

The utility model discloses a filtering type rotary joint which comprises a rotary sealing sleeve and a combined storage hole, the combined storage hole is formed in the center of the interior of the rotary sealing sleeve, a connecting through hole is formed in the center of the top end of the rotary sealing sleeve, and the connecting through hole is communicated with the combined storage hole. A first sealing ring is mounted at the top end of the interior of the combined storage hole in a bonded mode, and a second sealing ring is mounted on the bottom face of a frame of the rotary sealing sleeve in a bonded mode. According to the filter type rotary joint, when a filter core column needs to be replaced, after a rotary connecting pipe is separated from an external pipeline, the rotary connecting pipe is pressed forcibly, the rotary connecting pipe and an adjusting circular ring can slide in a rotary sealing sleeve, the adjusting circular ring pushes a supporting spring to contract and operate, and the filter core column is separated from the external pipeline according to the limitation of a limiting supporting frame; and therefore, replacement operation can be quickly carried out.