215results about "Hose connections" patented technology

This utility model belongs to the field of multi-port valve technology and discloses a multi-port valve ball, including a ball valve body. The top of the ball valve body is provided with a handle. The outlet end of the ball valve body is fixedly provided with a connecting pipe through a flange. The other end of the connecting pipe also includes a multi-pipe assembly. The multi-pipe assembly includes a curved pipe connected to the connecting pipe. The lower outlet end of the curved pipe is spirally provided with an interface end. The top of the interface end is connected to a vertical pipe. The outside of the vertical pipe is connected to multiple pipes. The vertical pipe in the multi-pipe assembly, in conjunction with the multi-pipe structure design, can set the interfaces of multiple pipes in the same direction to facilitate quick connection of pipes and avoid the impact of large space occupation by pipe connections. At the same time, the addition of a corresponding flexible hose structure allows for quick disassembly of the vertical pipe, facilitating the replacement of the multi-pipe structure by the operator.

The invention discloses a nonmetal composite hydrogen conveying hose with a multi-form hydrogen blocking layer, and belongs to the technical field of hydrogen conveying hoses, the nonmetal composite hydrogen conveying hose comprises an external pipe, the bottom end of the external pipe is connected with a butt-joint pipe, the bottom end of the butt-joint pipe is connected with a composite hose, the bottom end of the butt-joint pipe is connected with a first sleeve in a penetrating mode, and the top end of the butt-joint pipe is connected with a second sleeve in a penetrating mode; the first sleeve is sleeved on the outer wall of the composite hose, the second sleeve is sleeved on the outer wall of the external pipe, a cavity is arranged in the butt-joint pipe, and a sealing measuring assembly is slidably connected in the cavity of the butt-joint pipe. A complete hydrogen conveying structure is integrally formed by a composite hose, a butt joint pipe and an external pipe, the butt joint pipe is fixedly connected with the composite hose and the external pipe in a sleeving mode through a first sleeve and a second sleeve, an inner cavity provides an installation and sliding space for a test sealing assembly, and the composite hose is of a multi-layer composite structure of a hydrogen conveying pipe, a first hydrogen blocking layer and a second hydrogen blocking layer. And a multi-form hydrogen blocking system with double hydrogen blocking layers and a hydrogen transporting base layer is formed.

The utility model discloses a high sealing type hydraulic hose connector which comprises a hose body, the side surface of the hose body is movably connected with a connector assembly, the connector assembly comprises a connecting supporting pipe, an outer fixing pipe and a nut, and the side surface of the hose body is movably connected with a first sealing ring. And a sealing ring is arranged on the side inner wall of the first sealing ring. Through the multi-sealing structural design of the first sealing ring and the sealing ring, the connector assembly can effectively deal with high-pressure and high-frequency vibration complex working conditions, the sealing performance of the connector assembly is greatly improved, the risk of hydraulic oil leakage is remarkably reduced, the sealing ring is made of a wear-resistant material, and due to the special design of the opening of the outer fixing pipe, the sealing performance of the connector assembly is improved. The connector assembly is more convenient to connect with the hose body, the nut is tighter after being tightened, the nut, the outer fixing pipe, the connecting supporting pipe and the hose body are easy and convenient to connect and operate, mounting and dismounting by workers are facilitated, and the working efficiency is improved.

The present invention relates to an arrangement for a cooling system in a battery storage device, comprising: at least two connection ports for coolant lines; a connecting hose with at least two hose ends comprising at least one radially inwardly projecting gas-tight sealing lip and at least one support lip adjacent to the sealing lip in the axial direction, wherein the connecting hose is designed to fluidically connect the connection ports to each other, wherein the support lip has at least one axially through opening.

Disclosed herein is a hose connector assembly including a hose having a wall defining a lumen and having a first end, and a grommet molded to the hose at the first end and having an annular wall surrounding the hose and spaced therefrom by an annular gap. An insertion surface extends axially along the annular wall from an inner end to an outer end, and a return surface extends from the inner end to a bottom surface of the annular wall.

To propose a fitting for a secondary pipeline of a double pipe system which can be produced in a simple and low-cost manner and in which it is possible to check the connecting points of the primary and secondary pipelines during assembly.SOLUTION: A fitting includes: two half-shells 2 composed of plastic, wherein each of the half-shells has an integrated heating wire, wherein each heating wire is arranged in the region of a connecting piece 4 and the heating wire has a plurality of meandering windings, wherein each heating wire is arranged in a groove provided for the heating wire in the half-shell; and connecting elements 7 which connect the two half-shells. The fitting has spacer elements arranged on the inner circumference of the half-shells for concentric arrangement of the fitting with respect to a primary pipeline.SELECTED DRAWING: Figure 1

This utility model relates to the field of concrete processing technology, specifically a multi-angle rotary concrete placing device for improving the uniformity of concrete pouring. It mainly includes a sliding support block, an adjusting positioning plate at the top of the sliding support block, an adjusting slider at the top of the adjusting positioning plate, a transmission pipe inside the adjusting slider, a connecting hose on one side of the transmission pipe, a rotating bracket at the bottom of the connecting hose, and a supporting moving plate at the bottom of the rotating bracket. This multi-angle rotary concrete placing device for improving the uniformity of concrete pouring, through convenient installation of the transmission pipe and connecting hose, allows for lateral and longitudinal translation adjustment of the connecting hose position under the combined action of the adjusting positioning plate and the supporting moving plate. The rotating bracket allows for swing adjustment, increasing the control range of concrete placement and ensuring more uniform adjustment, thus improving the quality of concrete forming.

The present disclosure relates to a bellows joint fitting, a method for treating a process exhaust effluent, and a treatment apparatus. The bellows joint fitting has an upstream end for receiving a process exhaust effluent and a downstream end for discharging the process exhaust effluent. The bellows joint fitting includes one or more fluid inlets for introducing a dilution fluid to be discharged with the process exhaust effluent via the downstream end.

The application belongs to the technical field of pipeline connecting structure, and discloses an antistatic flexible connecting structure and a pipe network connecting assembly, which comprises a flexible connecting bellows used for connecting two pipeline bodies, and the composition of the flexible connecting bellows is as follows in terms of weight percentage: polyolefin elastomer 40%-60%, carbon black 15%-25%, vinyl elastomer 5%-15%, antistatic additive 1%-5%, heat stabilizer 0.5%-2%, ethylene-vinyl alcohol copolymer 5%-10%, lubricant 0.5%-2%, and the balance is polyisobutylene. In the application, the components synergistically act to make the flexible connecting bellows have good flexibility, mechanical property, elasticity, fatigue resistance and sealing property, have antistatic characteristics, have good processing and molding effects, can prevent thermal aging degradation, and guarantee core performance.

A connect fitting includes a first connector, a second connector, and at least one groove. The first connector is a hollow structure and has a first connecting end and a first free end. The second connector is a hollow structure and has a second connecting end and a second free end. The first connecting end and the second connecting end are detachably engaged with each other to allow communication between the first connector and the second connector. At least one groove is recessed in at least one of an inner wall of the first free end and an inner wall of the second connecting end. When a hydraulic pipe is connected to the first free end or the second free end, the groove can release compressive stress exerted on the hydraulic pipe to prevent the hydraulic pipe from deformation, cracking, or damage.

The utility model relates to the technical field of exhaust duct, concretely to an industrial fan exhaust duct, including the bellows, the both ends of bellows all are established with thread groove, the both ends of bellows all are threadedly connected with the butt joint pipe, the one end of butt joint pipe is provided with the screw tooth, the screw tooth with thread groove forms the thread connection, the circumferential outer wall of butt joint pipe is provided with universal adjusting assembly, the one end of butt joint pipe away from bellows is fixedly connected with the flange disc. In the utility model, the high frequency vibration produced in the operation of fan can be effectively absorbed through the elastic deformation of bellows, the vibration amplitude and noise of pipeline system are reduced, the synergies of bellows and universal adjusting assembly can compensate the axial, transverse and angular thermal displacement of pipeline caused by high temperature flue gas and other medium, prevent the deformation and rupture of pipeline, and the back -to -back linkage structure of universal adjusting assembly can adapt to the multi -angle installation demand in the complex layout of exhaust duct, reduce the stress concentration of installation.

This utility model provides a fire-fighting connection device for household faucets, relating to the field of faucet technology. The utility model includes a connecting pipe and an installation assembly. A faucet is provided on one side of the connecting pipe, and a sealing and reinforcing device is provided on the side of the connecting pipe near the faucet via the installation assembly. The sealing and reinforcing device includes a placement plate, a first fixing plate fixedly connected to one side of the placement plate, a connecting bracket fixedly connected to one side of the placement plate, a first bolt threadedly connected to one side of the connecting bracket, and a second fixing plate rotatably connected to one side of the first bolt. By using the sealing and reinforcing device, this utility model can improve the connection strength and sealing performance between the connecting pipe and the faucet or fire-fighting pipeline, preventing leakage at the connection point during subsequent fire-fighting water supply, thus improving the effectiveness of the fire-fighting connection device.

This can help prevent medical tubing from becoming blocked when it is being installed. [Solution] A tube connector for connecting a medical tube to a medical device, comprising a female member into which the medical tube is inserted, a male member 22 that screws into the female member, and an O-ring housed in the female member and deforming as the male member 22 screws into the female member, thereby fixing the medical tube 11, wherein the male member 22 has a pressing portion 42 that presses the O-ring as it screws, and the pressing portion 42 has a plurality of pressers 51 arranged at predetermined intervals in the circumferential direction.

The present invention provides a hose fitting crimping machine that can perform nipple position inspection in a short time, and a method for manufacturing a hose with fittings. [Solution] A hose fitting crimping machine 1 is provided in which a nipple 14 is placed inside a hose 11, an annular fitting 13 is placed around the portion of the hose 11 in which the nipple 14 is placed, and the fitting 13 is crimped and fixed, and a nipple position detection unit 61 is provided to detect the position of the nipple 14 after the fitting 13 has been crimped and fixed.

Disclosed clamp rings for fastening a pipe, the clamp ring comprising a strap, a lever and a clip. The strap is attached to the lever, and the lever is attached to the clip, the clip being arranged to grip the strap, and, with the lever gripping the strap, the lever being arranged to push the opposite ends of the strap towards each other. The clamp ring is made in a single piece, the strap, the lever and the clip being connected to each other by breakaway connectors that break when the strap, the lever and the clip are moved relative to each other.

The application discloses a multi-scene applicable fire hose quick connection interface device, which comprises a cylinder, at least two variable-diameter mechanisms and a locking structure. The cylinder is provided with a first accommodating cavity for accommodating the two variable-diameter mechanisms. The variable-diameter mechanism comprises a plurality of arc-shaped wrapping pieces and a caliber adjusting assembly. The plurality of arc-shaped wrapping pieces are distributed at intervals around the axis of the cylinder to form a wrapping ring, and the wrapping ring is used for wrapping an external component. The plurality of arc-shaped wrapping pieces are respectively connected with the caliber adjusting assembly in linkage. The caliber adjusting assembly is provided with a driving part which extends out of the cylinder from the first accommodating cavity. When a user operates the driving part, the caliber adjusting assembly drives the plurality of arc-shaped wrapping pieces to reciprocate along the radial direction of the cylinder, so that the caliber of the wrapping ring is expanded or reduced, and the external component is wrapped after being inserted. The locking structure is used for locking the external component in the wrapping ring to prevent loosening. By adjusting the caliber of the wrapping ring, the fire-fighting equipment with various calibers can be adapted, so that the actual disaster relief demand is met.

Method for sealing the end of a thermoplastic composite pipe and pipe obtained. The present invention relates to a method for sealing one end of a thermoplastic composite pipe, comprising the steps of: - supplying a thermoplastic composite pipe comprising a tubular inner sheath and a reinforcing composite structure comprising a high-performance semi-crystalline thermoplastic Psc1 polymer having a melting temperature Tf1, - deposition by dynamic gas spraying, onto a portion of the reinforcing composite structure located at one end of the thermoplastic composite pipe, of a powder of a high-performance amorphous thermoplastic Pam polymer, thereby forming a junction layer; - deposition by dynamic gas spraying, onto at least a portion of said junction layer, of a powder of a high-performance semi-crystalline thermoplastic Psc2 polymer, thereby forming a sealing layer.The resulting thermoplastic composite pipe and a flexible conduit comprising it. Figure for the abbreviation: 2,

The utility model relates to bellows connection technical field more specifically, relate to a kind of bellows joint, including connecting pipe, the inner wall of the clamping plate that can be attached with bellows and the compression assembly that can be attached with the outer wall of bellows, the clamping plate and the compression assembly are set on the connecting pipe, the clamping plate and the compression assembly are detachably fixed on the outer wall of the connecting pipe, clamping plate and pressing plate are attached with the inner wall and the outer wall of bellows closely respectively, increase the contact area of bellows joint and bellows, make bellows stress equilibrium, strengthen the stability of installation, prevent bellows joint from colliding with bellows and cause bellows damage in the use process.

The present invention relates to a filtration device (10), particularly for filtering static ambient air, the filtration device having a blower housing (1) including at least one air inlet (11) and at least one air outlet (12), wherein at least one means (4) for generating an airflow is arranged in the blower housing (1), by means of which an airflow from the air inlet (11) to the air outlet (12) can be generated. The filtration device (10) includes at least one flexible air guide hose (2), wherein the air guide hose has a first open end (21) connected to the air outlet (12) of the blower housing (1) and a second closed end (22). In the air guiding hose (2), there is at least one opening (23) between the first end (21) and the second end (22), into which at least one filter element (3) is inserted, wherein the filter element (3) separates the unpurified side (RS) inside the air guiding hose (2) from the clean side (CS) present downstream of the filter element (3), wherein the air guiding hose (2) can be inflated in the operating state by means of a device (4) for generating airflow. Furthermore, the present invention relates to the use of the air guiding hose (2) itself, the tunnel, and the filter device (10) for filtering ambient air in a tunnel.

The utility model discloses a kind of outer braiding silica gel tube structures in the field of silica gel tube, with silica gel inner tube as foundation, outer side is successively coated with antistatic layer and braiding layer, antistatic layer can promptly guide away electrostatic that pipe body surface accumulates, avoid static harm;Braiding layer then enhances the overall compressive strength, effectively resist external pressure, prevent silica gel tube deformation.In the end of silica gel tube, metal sleeve ring is connected and covers pressure in braiding layer outer side, can prevent end appear warped edge, delamination etc. Phenomenon, guarantee the structural integrity of silica gel tube.Simultaneously, the outer thread body of metal sleeve ring outer side and the internal thread body of metal head clamping groove inner wall mutually cooperate, realize firm connection;Metal head is equipped with grounding end, can form static electricity release passage, further strengthen the antistatic performance of this silica gel tube.This structure is in antistatic, pressure resistance and structural stability aspect with ingenious stratified design and end connection structure, and it is applicable to the application scene of higher requirement to electrostatic protection and structural strength.

The present invention relates to a connecting device (1) for a motor vehicle for connecting two lines. The connecting device (1) comprises a first receptacle (4) for the detachable retention of an end section (2a) of the first line (2) and a second receptacle (5) for the detachable retention of an end section (3a) of the second line (3). The first receptacle (4) is coupled to the second receptacle (5) for the transport of a medium from the first line (2) to the second line (3) or vice versa. Furthermore, the first receptacle and the second receptacle are arranged relative to each other such that, in the retained state of the end sections (2a, 3a), the outlet direction (a1) of the first line (2) forms an angle (α) of less than 180° with the outlet direction (a2) of the second line (3).The receptacles (4, 5) each have a secondary locking mechanism (7) for securing one of the end sections, wherein the secondary locking mechanism (7) preferably provides additional security against unintentional loosening of the end section (2a, 3a) due to vibrations, shaking, or movement of the connecting device, in contrast to a primary holding mechanism (6) of the end sections. This enables a simple, space-saving, and secure connection of two lines in the motor vehicle.

The application discloses a pipeline connecting piece for a ball valve, which comprises a first connecting assembly and a second connecting assembly; the first connecting assembly is detachably connected to a first end of the ball valve and comprises a first connecting pipe body, a first compression nut and a first sealing ring; one end of the first connecting pipe body is connected to the first end of the ball valve, the other end is connected to a first pipeline and is compressed by the first compression nut, and the first sealing ring is arranged between the first pipeline and the first connecting pipe body; the second connecting assembly is detachably connected to a second end of the ball valve and comprises a second connecting pipe body, a second compression nut and a second sealing ring; one end of the second connecting pipe body is connected to the second end of the ball valve, the other end is connected to a second pipeline and is compressed by the second compression nut, and the second sealing ring is arranged between the second pipeline and the second connecting pipe body. The pipeline connecting piece can quickly complete the connection, installation and dismounting of the pipeline and the ball valve, has a simple structure and good sealing performance.

The application provides an intelligent docking system and method based on cooperation of multiple heterogeneous robots, and the application utilizes existing mature fire-fighting quick docking connectors, namely a second docking connector and a first docking connector, to realize human-simulated operation through a docking execution mechanism, realize quick docking, and has high product maturity, good sealing performance and low cost; the heterogeneous robots are provided with hard pipes and the first docking connector to dock with the docking mechanism arranged on the evacuation layer and protruding, so that quick response can be realized, and the mobility and efficiency of fire extinguishing can be significantly improved; through the set funnel guide mechanism, the heterogeneous robots only need to put the first docking connector into the funnel guide mechanism, so that the difficulty of high-altitude docking is reduced.

The present invention relates to a connection device between two microchannels or two millichannels of two fluid elements, comprising complementary means for holding the device, having at least one of the two fluid elements. The present invention also relates to a microfluidic or millifluidic chip, comprising a connection device between the microchannels or millichannels of the chip and the microchannels or millichannels of the fluid element. Finally, the present invention relates to a connection device between two microchannels or two millichannels of two fluid elements, comprising complementary means for holding the device, having at least one of the two fluid elements.

This utility model belongs to the technical field of pipe fittings. It discloses a pipe connector, including an upper collar and a lower collar for connecting to and interlocking with an external pipe. A snap-fit ​​structure is fitted onto the lower collar, and a pressure ring structure is fitted onto the lower collar and above the snap-fit ​​structure for adjusting the snap-fit ​​structure's contraction or extension under the constraint of the upper collar to facilitate connection and disassembly with the external pipe. This utility model has the advantages of enabling efficient and convenient connection and disassembly of flexible hoses and rigid plastic pipes, while also providing good stability and sealing of the pipe connection.

The invention relates to a conduit (1) for an air conditioning circuit, in particular for a motor vehicle, comprising: - a first pipe (2) having a longitudinal axis (X) and comprising a corrugated conduit (6) comprising a first metallic material and an outer sheath (7, 8) arranged coaxially around the corrugated conduit (6), - a second pipe (3) comprising a second metallic material different from the first metallic material, and - a metallic connector (4) connecting the second pipe (3) to the first pipe (2), characterized in that the connector (4) comprises a first tubular portion (10) comprising a material identical or similar to the first material and welded to the corrugated conduit (6), and a second tubular portion (11) comprising a material identical or similar to the second material and welded to the second pipe (3). (Short figure: 1)

A flexible plastic hose comprising a flexible hose wall formed of a helically wound ribbon and a helical outer support rib, and a plurality of conductors helically disposed within said support rib, wherein adjacent windings of the ribbon are attached to each other by means of a weld material such that an elongate tubular body is formed having a substantially smooth bore, wherein the support rib is positioned on top of the weld material and comprises a lower rib portion, comprising a plurality of grooves wherein the conductors are disposed, and an upper rib portion on top of the lower rib portion and the conductors, and wherein the weld material attaches the lower rib portion on the tubular body.

Methods and systems for a connection assembly that includes a connector pipe. The connector pipe includes a hollow main body for extending through an upper plate and a lower plate of a manifold, a truncated-cone exit end, the truncated-cone exit end including an outer surface that tapers outwardly from an exit of the truncated-cone exit end to a first surface that is traverse to the hollow main body, and the first surface includes a second outer surface that tapers outwardly from the first surface to the flange extending around the main body, and a recess is provided between the flange and the hollow main body. The connector pipe is configured to be inserted into a port of a processing equipment such that the truncated-cone exit end is compressible between the outer surface of the truncated-cone exit end and an inner wall of the port to form a sealing surface.

Clamping device comprising: a strip section (100) that is configured to surround a predetermined element (3); a nut section (200) and a washer section (300), each integrally formed at opposite ends of the strip section (100) and bent outwards and facing each other; and a bolt (400) which passes through and engages with the nut section (200) and the washer section (300) and is configured to decrease or increase the diameter of the band section (100) during rotation, characterized by the fact that an end section of the bolt (400) comprises an extended section (420) with a diameter that is smaller than the diameter of the thread of the bolt (400), wherein the washer section (300) has a washer hole (310) through which the extended section (420) passes, and wherein one end of the extended section (420) has a head section (430) with a diameter larger than the diameter of the washer hole (310) to prevent the bolt (400) from being removed from the washer hole (310), wherein the washer hole (310) is formed in an oval which extends in a longitudinal direction of the washer section (300).

The utility model belongs to the technical field of rubber pipe joints, and particularly relates to an ultrahigh-pressure rubber pipe joint assembly, which comprises a pipe joint and a flange, and is characterized in that connecting parts are arranged on two sides of the pipe joint, slope structures with wide outsides and narrow insides are arranged on the connecting parts, and slope grooves matched with the slope structures are arranged on one side of the flange; the pipe joint comprises a framework layer, an inner rubber layer arranged in the framework layer and an outer rubber layer arranged outside the framework layer. A slope structure with the wide outer portion and the narrow inner portion is arranged on the connecting portion of the pipe connector and matched with the slope groove in the flange. Due to the design that the slope surface structure is wide outside and narrow inside, the connecting part can be firmly embedded between the flanges when being pressed, so that the compression resistance of the pipe joint is obviously enhanced, and the pressure grade of the whole rubber pipe joint is effectively improved.