3399results about "Branching pipes" patented technology

The push-to-connect fitting includes a connector body, a sealing member, a grab ring, a cartridge, a retainer sleeve, a plurality of latches, and an interference portion. The sealing member is configured to form a sealing engagement with a fluid conduit. The grab ring includes a plurality of teeth configured for coupling to the fluid conduit. The retainer sleeve is received over at least part of the cartridge and is received over at least part of the connector body. The plurality of latches are located on the retainer sleeve and are configured to secure the retainer sleeve to the connector body to facilitate retention of the sealing member, the grab ring, and the cartridge. The interference portion is configured to engage the retainer sleeve to substantially prevent rotation of the retainer sleeve relative to the connector body.

The invention discloses a rail transit U-shaped beam wall-mounted pipeline type ballastless track maintenance system which comprises a plurality of telescopic supporting units arranged at intervals in the length direction of a ballastless track, a plurality of maintenance spraying pipes arranged side by side are installed between the telescopic supporting units, the maintenance spraying pipes are located above the ballastless track, and the telescopic supporting units are connected with the maintenance spraying pipes. The two ends of each maintenance spraying pipe communicate with the water inlet pipe system and the communicating pipe system correspondingly, the inlet end of the water inlet pipe system communicates with the water storage tank through the pressure water pump, and the telescopic supporting units stretch across the two sides of the U-shaped beam. The ballastless track can be effectively subjected to spraying maintenance operation, the purpose of maintaining different areas in the transverse direction of the ballastless track is achieved, spraying maintenance sufficiency is ensured, evaporation of local moisture of the ballastless track is made up, the situation of excessive water supplementing is avoided, and the purpose of overall moving can be achieved. The device is suitable for the technical field of watering maintenance of the ballastless track on the U-shaped beam.

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 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.

A fluid connection for a hydromotive machine or fluid-control valve having a first duct and a second duct. The first duct includes a mid-portion between a first end of the first duct and a second end of the first duct that has a non-circular cross-section. A second end of the first duct is wholly within the second end of the second duct. A first end of the second duct is wholly outside of the first duct.

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.

Embodiments of a manifold of a hydraulic fracturing system include a junction having an inlet flow bore. The junction can include an integrated flow junction and valve check assembly having a body including a central portion and one or more side portions. The central portion can be positioned between a pair of manifold sections of the manifold and attached thereto. The one or more side portions extend radially from the central portion and include an inlet bore through which a pressurized fluid is received and supplied to the manifold. One or more check valves is positioned along the inlet bore so as to be integrated within the body of the junction.

The present invention provides a quick connector for a hydrogen tube bundle vehicle, comprising: a male end, which includes a male gun seat, a gas distribution valve and a pilot valve; a female end, which includes a female gun seat, a gun head sleeve, an outlet valve core and a main valve core, the gun head sleeve is fixedly connected to the female gun seat through a gun body, and the gun body is provided with a gas replacement channel; wherein, in a first state, the pilot valve is closed to make the male end self-sealed, and the outlet valve core and the main valve core are closed to make the female end self-sealed, and in a second state, the gun head sleeve is aligned with the male gun seat and fits together, and the gas replacement channel can be connected to the internal channel of the female end through the main valve core to perform gas replacement, and the outlet valve core can be fit together with the end face of the pilot valve, the pilot valve, the outlet valve core and the main valve core are all opened to connect the internal channels of the male end and the female end, so that the quick connector can be opened under pressure, and the first state and the second state can be switched, so that the pressurized connection and pressurized disconnection of the male end and the female end can be completed.

The invention discloses a battery device and a power utilization device, and the battery device comprises a box body which is internally provided with a containing cavity and comprises a first plate; the heat exchange assembly comprises a first heat exchange part and a second heat exchange part which communicate with each other, the first heat exchange part is arranged outside the box body, and the second heat exchange part is arranged on the face, facing the containing cavity, of the first plate; the connecting block is arranged on the first heat exchange part; the heat exchange connector penetrates through the connecting block in the first direction and then is connected with the open hole in the first heat exchange part in a sealed mode, and the heat exchange connector is located outside the connecting block and welded to the connecting block. According to the scheme, the sealing performance of connection between the heat exchange connector and the first heat exchange part can be guaranteed, the sealing performance of the heat exchange connector and the connecting block can be guaranteed, and the sealing performance of the heat exchange connector during connection is effectively improved. Due to the fact that the heat exchange connector is connected with the first heat exchange part and the connecting block in a sealed mode, the sealing reliability can be improved.

The invention discloses a power plant automatic gas pipeline and a pressure control method thereof, the power plant automatic gas pipeline comprises a main pipeline, one end of the main pipeline is provided with a conveying pipeline and a pressure relief pipe, and the inside of the main pipeline can be conveyed to the inside of the conveying pipeline or the pressure relief pipe; a pressure relief valve shell is arranged at the top of the main pipeline, a pressure relief pipe is arranged on the pressure relief valve shell, and the pressure relief valve shell and the pressure relief pipe are at least used for dividing pressure of high-pressure steam in the main pipeline and conveying the high-pressure steam into the conveying pipeline or the pressure relief pipe; a stop valve is arranged on the main pipeline and is at least used for changing the flow of steam in the main pipeline; a valve element is arranged in the pressure relief valve shell in a sliding mode and at least used for controlling opening and closing of the pressure relief pipe. According to the pressure relief valve shell, when the steam pressure in the main pipeline rises, steam can enter the pressure relief pipe through the valve element and is discharged from the connecting pipe and the branch pipe, and the good protection effect on the main pipeline is achieved.

The invention relates to the technical field of valve detection, in particular to a valve with a leakage detection function, which comprises a valve body, the two sides of the valve body are respectively connected with the end parts of an input pipe and an output pipe, a valve core is rotatably sealed in the valve body, a through hole is formed in the middle of the valve core in a penetrating manner, and a detection hole is formed in the bottom of the through hole in a penetrating manner; the bottom of the valve body is in threaded connection with the input end of the pressure gauge through a detection pipe, a second valve element is rotationally sealed in the detection pipe, a second detection hole of the second valve element is perpendicular to the detection hole, and the valve body is in threaded connection with the input end of the pressure gauge through the detection pipe. And the accuracy of detecting the pressure in the pipeline structure by the pressure gauge is also improved.

The utility model discloses a threading machine processing cooling liquid shunting structure which comprises a valve body and pipe bodies, reserved grooves are formed in the valve body at equal intervals, baffle grooves are formed in one ends of the interiors of the reserved grooves, baffles used for blocking the baffle grooves are arranged in the baffle grooves in a sleeved mode, and the pipe bodies are fixed to the top of the valve body at equal intervals through threaded grooves. According to the utility model, the cooling medium is shunted through the plurality of reserved grooves, the reserved grooves are blocked through the baffle plate capable of moving up and down, so that the purpose of controlling the cooling medium is achieved, and the flow of the cooling medium can be controlled by controlling the upward moving height of the baffle plate.

The invention discloses a water-leakage-proof pipeline butt joint device, and relates to the related field of drip irrigation pipeline butt joint, the water-leakage-proof pipeline butt joint device comprises a drip irrigation main pipe, butt joints are arranged on the two sides of the drip irrigation main pipe, drip irrigation branch pipes are connected to the outer sides of the butt joints, and butt joints are connected between the butt joints and the branch pipes; sealing sleeves are symmetrically arranged on the two sides of the butt joint device and connected with the sealing grooves in a concave-convex fit mode. Sealing bags are arranged on the inner walls of the left side and the right side of the butt joint device, and the sealing bags are tightly attached to the outer sides of the butt joint head and the branch pipe. When pipeline connection is carried out, the sealing bag is extruded to adaptively fill a tiny gap and an irregular surface at a pipeline joint to form tight fit, the sealing effect is ensured, the sealing sleeve tightly wraps the pipeline joint, the sealing reliability is further enhanced, the leakage risk is reduced, meanwhile, due to the arrangement of the locking block and the inserting groove, the sealing effect is improved, and the sealing effect is improved. And the butt joint stability of the pipelines can be further improved.

The invention relates to the technical field of pipeline connection, in particular to a three-way pipe fitting which comprises a pipeline body and a first flow dividing assembly. The pipeline body comprises a first pipeline and a second pipeline which are perpendicular to each other, one end of the first pipeline is a water inlet end, the other end of the first pipeline is communicated with the second pipeline, one end of the second pipeline is a first water outlet end, and the other end of the second pipeline is a second water outlet end. The first flow dividing assembly is installed in the flow dividing cavity and comprises a connecting rod and a flow dividing plate. The connecting rod is parallel to the pipe length direction of the first pipeline, the connecting rod is connected into the pipeline body, the two splitter plates are connected to the connecting rod, the two splitter plates are obliquely arranged, the splitter plates are symmetrically arranged along the connecting rod, and the splitter plates are rotationally connected to the connecting rod. The three-way pipe fitting has the effect of effectively controlling the medium flow in the three-way pipe fitting.

Disclosed in the present invention are a flow divider and a Coriolis flowmeter, wherein the flow divider is of a cylindrical structure, N branch flow guide ports are formed in the cylinder bottom of the flow divider, and N is a positive integer not less than 2. The branch flow guide ports are non-circular. The total area of the N branch flow guide ports is S1, and the flow divider satisfies the following conditions: if the N non-circular branch flow guide ports are replaced with N circular branch flow guide ports, and the maximum total area of the N circular branch flow guide ports is S2, S1>S2. Compared with the prior art, the present invention can increase the integral cross sectional area of the N branch flow guide ports of the flow divider, and under the condition of certain pressure, the flow of the flow divider is greatly increased, and the pressure loss is greatly reduced.

The utility model discloses a pressure tapping device for a pipeline, and relates to the technical field of tapping devices. The trepanning device comprises a first branch pipe and a second branch pipe, wherein one end of the first branch pipe is connected to the side wall of the trepanning pipeline; the supporting pipe is connected to the other end of the first branch pipe; the drill rod is in threaded connection with the interior of the supporting pipe; the first valve is connected to the side wall of the supporting pipe; one end of the second branch pipe is connected to the side wall of the supporting pipe; the clamping piece is connected with the other end of the second branch pipe; the filtering piece is detachably connected with the clamping piece; one end of the third branch pipe is connected with the filtering piece, and the other end is connected with the storage part. Chippings generated in the trepanning process flow to the filter part together with pressurized liquid, the pressurized liquid is filtered through the filter part, the pressure relief pipeline is prevented from being blocked, the chippings are prevented from remaining in the filter part, the liquid flows into the storage part and can be reused, and waste is avoided; and the filter part is detachably connected through the clamping part, so that the chips in the filter part are convenient to clean.

A pipe support clip for securing at least one pipe of a pipe system to a bracket comprising at least one bracket portion comprises a base portion having at least one retaining structure and a grip portion defining a grip passageway. The at least one retaining structure is adapted to engage the at least one bracket portion to support the grip passageway adjacent to a desired stub location. The grip passageway is sized and dimensioned to receive the pipe. The grip portion is configured to engage at least a portion of the pipe to inhibit movement of the pipe relative to the base portion.

The invention relates to the technical field of gas path pipe fittings, in particular to a gas path pipe fitting structure and a batch gallium nitride production system. The gas path pipe fitting structure comprises a main pipe body, a branch pipe, a partition plate, a first sliding piece, a second sliding piece and a driving rod. The branch pipes are communicated with the main pipe body. The branch pipe is divided into a first pipe cavity and a second pipe cavity by the partition plate. The driving rod is in sliding fit with the branch pipe. The first sliding piece is in sliding fit with the second pipe cavity and is in sliding sealing, the driving rod penetrates through the first sliding piece and is in sliding fit with the first sliding piece, and the second sliding piece is fixedly connected to the end of the driving rod. An air outlet is formed in the side wall of the second pipe cavity, and when the first sliding part is attached to the partition plate, the edge of the side, away from the main pipe body, of the air outlet is flush with the surface of the side, close to the main pipe body, of the first sliding part. The driving rod is driven by the first driver and can drive the second sliding piece into the main pipe body. The method can help to determine the health degree of the whole gas path, and is beneficial to improving the feed gas conveying accuracy.

The utility model discloses a hydraulic cylinder leakage detection device, and relates to the technical field of hydraulic cylinder detection and maintenance. The device comprises a detection assembly, the detection assembly is composed of a detection valve block, an oil inlet tee joint and an oil return tee joint, the detection assembly is connected with an oil inlet hole and an oil return hole of a hydraulic cylinder connecting valve block, one oil channel of the detection valve block is connected with a first port of the oil inlet tee joint, and a second port of the oil inlet tee joint is connected with an oil inlet pipe. The oil inlet pipe is connected with an oil outlet of the hydraulic station, a third port of the oil inlet tee joint is sealed, another oil duct of the detection valve block is connected with a first port of the oil return tee joint, a second port of the oil return tee joint is connected with an oil return pressure gauge and an oil return pipe, and the oil return pipe is connected with an oil inlet of the hydraulic station. And a third port of the oil return tee joint is connected with an exhaust valve. The hydraulic cylinder does not need to be dismantled, a single cylinder body can be subjected to a pressing test on site through a hydraulic station, the detection efficiency is high, and the detection process is simple.

A piping system including a pipe and a pipe block coupled to an end of the pipe. The pipe includes: a flange positioned at the end and protruding in a radially outward direction along an outer circumference of the pipe; and a coupling portion having a nipple that is inserted into the pipe block. The pipe block includes: an insertion hole into which the pipe is coupled; and a lip protruding from a surface in which the insertion hole is formed in a circumferential direction along an outer circumference of the insertion hole. An inner diameter of the lip is equal to or greater than an outer diameter of the flange, and when the pipe is coupled to the pipe block, the flange is positioned inside the lip and the lip is deformed in a radially inward direction of the pipe to grip and fix the pipe.

The utility model belongs to the technical field of two-way pipes, in particular to a hot forging two-way pipe fitting, which comprises a two-way pipe main body, the bottom of the two-way pipe main body is communicated and fixed with a lower through pipe, and two ends of the two-way pipe main body and the bottom end of the lower through pipe are fixedly connected with first sealing rings. The movable ring is moved, the movable ring drives the connecting block to move through the flexible steel rope, the connecting block drives the clamping pin to slide on the fixing rod and compress the first spring, the mounting block on the second sealing ring is inserted into the cavity, and when one side of the first sealing ring makes contact with one side of the second sealing ring, force applied to the movable ring is released at the moment; when the pipeline is connected with the two-way pipe fitting, the first spring in a compressed state resets, the first spring drives the corresponding clamping pin to be clamped with the clamping groove, and therefore the pipeline and the two-way pipe fitting are connected, the moving ring is moved during disassembly and assembly, operation is simple and convenient in the disassembly and assembly process, and meanwhile through the arrangement of the first sealing ring and the second sealing ring, the sealing effect is good. And the stability and the sealing performance after connection are improved.

To reinforce a structure in which an open hole is penetrated with efficiency and effectively and avoid a harmful effect by drilling to the structure.SOLUTION: In a drilling method of a concrete structure 1 for forming an open hole in the concrete structure by a cutter of a drill, a reinforcement step of adhering a reinforcement sheet 10 with reinforcement fiber to an exterior surface area 5 to be reinforced on an outer peripheral side of a drilling corresponding part 1A at an exterior surface 1a of the structure 1 is performed before performing a drilling work step by the drill.SELECTED DRAWING: Figure 7

The utility model relates to a three-way connecting piece which is used for being matched with a connecting rod in a clamping mode, an elastic clamping piece is arranged on the connecting rod, the three-way connecting piece comprises a body, the body is provided with three connecting pipes, and at least one connecting pipe is provided with a clamping portion. The clamping part comprises a clamping opening formed in the connecting pipe in the circumferential direction, and the elastic clamping piece can slide in the clamping opening in the circumferential direction of the connecting pipe. The three-way connecting piece is provided with the clamping opening formed in the circumferential direction, so that the elastic clamping piece can slide in the clamping opening in the circumferential direction of the connecting pipe, when the three-way connecting piece is installed, if the elastic clamping piece of the connecting rod connected with the two three-way connecting pieces in an inserted mode has circumferential angle deviation, the connecting rod can be rotated, and the elastic clamping piece can slide in the clamping opening in the circumferential direction. And the elastic clamping pieces slide in the corresponding bayonets, so that the two elastic clamping pieces can be respectively clamped with the corresponding bayonets of the three-way connecting pieces at the two ends, and the three-way connecting pieces and the connecting rod are assembled.

The invention discloses a hydraulic dam and a using method thereof. The hydraulic dam comprises a cylinder barrel; the rear cover is mounted at the rear end of the cylinder barrel; the front sealing sleeve is mounted at the front end of the cylinder barrel; the piston is installed in the cylinder barrel in a sliding mode, and the interior of the cylinder barrel is divided into a first cavity and a second cavity by the piston; the first end of the piston rod is connected with the piston, and the second end of the piston rod extends out of the front sealing sleeve. And the rotary joint is rotationally mounted on the cylinder barrel and can be communicated with the first cavity and / or the second cavity, even if the oil cylinder swings, the joint can also do circumferential rotation, the oil pipe is fixed, and the oil pipe cannot be snapped and equipment cannot be damaged.

The invention relates to the field of transmission of silicon carbide material manufacturing equipment, in particular to a pipeline butt joint device which comprises a reaction box arranged on a displacement track and capable of moving in the length direction of the displacement track; the reaction box comprises a gas outlet channel and a plurality of gas inlet channels, and the gas outlet channel and the gas inlet channels are arranged on the two sides of the reaction box respectively; the housing is arranged above the displacement track, and a processing chamber is formed between the housing and the displacement track; the gas module comprises a gas supply assembly, a gas exhaust assembly and a driving assembly; the air supply assembly and the exhaust assembly are arranged on the two sides of the housing correspondingly. When the reaction box moves into the treatment chamber along the displacement track, the driving assembly drives a plurality of gas supply pipes of the gas supply assembly to penetrate through preformed holes of the housing and are detachably connected with the gas inlet channels respectively; the driving assembly drives the exhaust pipe of the exhaust assembly to penetrate through the reserved hole of the housing and is detachably connected with the air outlet channel.

The utility model discloses a hydraulic drive hard connection follow-up device for aerial oil supply, which comprises an oil passing shaft joint, a rotating sleeve joint and a mounting shaft, a mounting cavity is arranged in the middle of the rotating sleeve joint, one end of the oil passing shaft joint extends into the mounting cavity and is fixedly connected with the mounting shaft, and the other end of the oil passing shaft joint is fixedly connected with the mounting shaft. The oil passing shaft joint and the mounting shaft are rotationally connected with the mounting cavity respectively; the other end of the mounting shaft extends out of the mounting cavity and is coaxially mounted with the rotating center of the hydraulic drive; the other end of the oil passing shaft connector is provided with a bent connector and a straight connector which are connected with two hydraulic oil ways of the aircraft end respectively, and one side of the rotating sleeve connector is provided with a flaring combined guide pipe and a branch pipe which are connected with oil ports of the releasing end and the withdrawing end of the hydraulic drive respectively. The mounting shaft is coaxial with the rotating center of the hydraulic drive, and the mounting shaft is fixedly connected with the oil passing shaft joint, so that the oil passing shaft joint connected with an airplane does not displace, and the rotating sleeve joint connected with the hydraulic drive synchronously rotates around the axis of the oil passing shaft joint along with the hydraulic drive; the follow-up function of the hydraulic hard connection mechanism in a narrow space is achieved, and good practicability is achieved.

A cable gland has first and second parts, which are mutually engageable, and a seal assembly that is housed within and between the first and second parts. The seal assembly has at least one carrier on each side of a cable seal. Each carrier seats a respective body seal. Each cable seal has an opening through which a cable can pass. In use the cable seal forms a seal about the cable. Each body seal is arranged to form a respective seal against the inner surface of the first. The cable seals provide water ingress protection about the cable, while the body seals provide water ingress protection between the inside of the first part and the seal assembly. The parts and, when engaged, are configured to apply a longitudinal compression to the seal assembly. This results in the carriers squeezing the cable seal therebetween into sealing contact with and about an outer surface of the cable. This, in combination with the action of the body seals provides water ingress protection.

The sealing type connector for the storage tank comprises a storage tank body, a main connector assembly and an auxiliary connector assembly, the main connector assembly is fixedly arranged at a flange connecting pipe opening in the storage tank body, automatic sealing treatment after the auxiliary connector assembly is detached is achieved, and automatic locking operation is completed after the auxiliary connector assembly is automatically sealed; and the auxiliary connector assembly is connected with the main connector assembly in a communicating mode in an inserting mode, convenient and fast automatic locking operation after inserting arrangement is achieved, multi-layer sealing arrangement after inserting arrangement is achieved, and sealing reliability is guaranteed. After the sealed joint for the storage tank is disassembled and separated, automatic sealing treatment is achieved, automatic locking operation is achieved after automatic sealing, leakage of the storage tank caused by accidental opening is effectively prevented, in addition, a staggered clamping mode is adopted, the use requirement of multi-layer sealing treatment in actual use is met, and the sealing reliability of the joint is effectively guaranteed.