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305 results about "Cylindrical tube" patented technology
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Stirring and pulping equipment for jam processing and stirring method thereof
ActiveCN121422811ADispersed particle filtrationTransportation and packagingInternal heat transferMechanical engineering
The invention relates to the field of food production equipment, in particular to stirring and pulping equipment for jam processing and a stirring method thereof.The stirring and pulping equipment comprises a pulping barrel and a shaft pipe, the shaft pipe is arranged in the pulping barrel, end covers supporting the shaft pipe to rotate are fixed to the two ends of the pulping barrel, and a crushing cutter is arranged in the middle section of the shaft pipe; and an air inlet assembly communicates with an opening in the outer end of the shaft pipe, a driving piece for supporting the shaft pipe to drive the crushing cutters to rotate is fixed to the outer side of the end cover, and the shaft pipe is of a hollow circular pipe structure. The mounting cover, the side pipe and the cutter body of the crushing cutter form an air passage, air is directly sprayed into materials through air holes densely distributed in the cutter body, a heat transfer path is shorter, jam can be directly contacted, processing heat can be rapidly taken away, and a booster fan structure can be formed without an additional driving part; integrated arrangement of pulping and cooling on the cutter body is achieved, energy consumption is reduced, and the equipment structure is simplified.
Owner:QUZHOU KOULEXIN FOOD CO LTD
Machining method of integrated conical and straight composite shell ring
The invention is suitable for the technical field of tapered-straight composite shell ring processing, and provides a processing method of an integrated tapered-straight composite shell ring, which comprises the following steps: S1, cutting and blanking a steel plate according to the size of the tapered-straight composite shell ring, and cutting out a plate material; s2, preparation work before machining is conducted on the plate material, wherein the preparation work at least comprises groove machining, two-side edge pre-bending and generatrix, symmetric center line and step line drawing; s3, according to the drawn step line, pressing forming is conducted on the plate through a top pressing type plate bending machine, and a formed workpiece is of a composite structure of a semi-cylindrical pipe section and a semi-conical pipe section; s4, the formed workpiece is shaped; and S5, the two shaped workpieces are folded and welded, and the conical and straight composite shell ring is formed. Therefore, not only is the specific process problem of the integrated cone-straight composite shell ring in the bending forming process solved, but also the core advantages of no annular weld joint, high continuity and high performance pursued by the integrated design are achieved by guaranteeing the manufacturing precision and consistency of the integrated cone-straight composite shell ring.
Owner:SHANDONG PROVINCE SANTONGZHONG STEEL STRUCTURE MFG CO
Safety detection equipment for microorganisms in beef
ActiveCN223837426UBioreactor/fermenter combinationsBiological substance pretreatmentsMicroorganismAnimal science
The utility model relates to the technical field of food safety detection, in particular to safety detection equipment for microorganisms in beef, which comprises an operation table, a placement table fixedly mounted on the operation table, a support arm fixedly mounted on the operation table, and a detection instrument fixedly mounted on the support arm. A U-shaped moving frame is slidably installed on the operating table through a sliding assembly, a cylindrical pipe is fixedly installed on the side face of the moving frame, the two ends of the cylindrical pipe are sealed, a plurality of liquid outlet pipes are fixedly connected to the cylindrical pipe, and a liquid inlet pipe is fixedly connected to the cylindrical pipe. A strip-shaped rod is mounted on the side, away from the cylindrical pipe, of the moving frame through a mounting assembly, a rubber scraping strip is fixedly mounted on the lower surface of the strip-shaped rod, and the lower side of the rubber scraping strip is in sliding contact with the containing table. The surface of the placing table is disinfected, so that residual microorganisms on the placing table are prevented from influencing the detection of the next beef, and the accuracy of a detection result is ensured.
Owner:GANSU AGRI UNIV
Constant-resistance energy-absorbing anchor cable and application method thereof
The invention discloses a constant-resistance energy-absorbing anchor cable and an application method thereof. The constant-resistance energy-absorbing anchor cable comprises an anchor cable body, a tray, a shrinkage sleeve, a yielding pipe and a lock. One end of the anchor cable is anchored in the rock mass, and the other end of the anchor cable penetrates through the yielding pipe and is fixed with the lock; the tray abuts against the rock wall. And the inner end of the shrinkage sleeve penetrates through the tray and is arranged in the rock mass. The yielding pipe comprises a cylindrical pipe section, and the yielding pipe shrinks and deforms in the shrinkage sleeve in the radial direction. A spiral structure is arranged on the outer wall of the cylindrical pipe section, the spiral direction of the spiral structure is opposite to that of the anchor cable, and the spiral structure and the anchor cable form a bidirectional torque balance structure. The rear end of the cylindrical pipe section abuts against the lock. The spiral structure is arranged on the yielding pipe, the yielding pipe generates torsion opposite to the anchor cable in the extrusion deformation process in the shrinkage sleeve, the opposite twisting directions of the yielding pipe and the anchor cable can counteract rotation torque, and stable extrusion deformation of the yielding pipe in the shrinkage sleeve is achieved.
Owner:CHINA UNIV OF MINING & TECH (BEIJING) +1
Sewage pretreatment device
The utility model discloses a sewage pretreatment device, which belongs to the technical field of sewage treatment and comprises a barrel, a feeding pipe and a charging barrel are respectively mounted at the top of the barrel, the charging barrel is positioned in the center of the top of the barrel, a cylinder is rotatably connected to the bottom of the barrel and penetrates into the barrel, and the feeding pipe is communicated with the charging barrel. A plurality of groups of stirring blades I are uniformly mounted on the outer part of the cylinder positioned in the barrel body, and through the interaction of the linkage assembly, the transmission rod, the stirring blades II, the round pipe, the stirring blades I and other assemblies, the stirring blades I uniformly stir the medicament and the sewage at the bottom of the barrel body; a stirring blade II can stir the medicament in the charging barrel to keep uniformity, so that the medicament can be better fused after being in contact with sewage in the later stage, and meanwhile, a linkage assembly is arranged to enable a circular pipe and a disc to rotate reversely, so that the falling direction of the medicament and the sewage is opposite to the stirring direction of the stirring blade I; therefore, the medicament and the sewage are mixed more sufficiently, and the purification efficiency is improved.
Owner:JINAN GUANGBO ENVIRONMENTAL PROTECTION TECHCO
A holding device for a milling machine tool
ActiveCN224274194URealize clamping and guiding workplay a guiding rolePositioning apparatusMetal-working holdersClassical mechanicsStructural engineering
This utility model discloses a top-holding device for a milling machine tool, relating to the field of milling machine tool technology. It includes a support column, one end of which is equipped with an adjustable clamping assembly. A guide frame moves within an adjustment groove to adjust the height of the ejector cylinder. The guide frame guides the use of the reinforcing column. Two limiting plates limit the use of two trapezoidal top pins. Two telescopic springs buffer the movement of the two trapezoidal top pins within the ejector cylinder. A first trapezoidal cylindrical tube and a second trapezoidal cylindrical tube contact the two trapezoidal top pins, enabling the two top pins to move up and down with the ejector cylinder while being limited and clamped to their outer wall. A connecting cylinder uses a limiting seat to limit and support a limiting ring. A fixed seat uses a fixing block to fix the adjustable clamping frame. The adjustable clamping frame clamps and guides the components within the limiting ring.
Owner:HEFEI JIANGLUN PRECISION MASCH CO LTD
Welding type stud with cylindrical head
The utility model belongs to the technical field of expansion studs, and particularly relates to a welding type cylindrical head stud which comprises a screw, a nut is rotationally connected to the circumferential face of the screw, a gasket is rotationally connected to the circumferential face of the screw, and an expansion device is arranged on the outer surface of the screw. The expansion device comprises a round pipe, the round pipe is arranged on the outer circumferential face of the screw, a sliding groove is formed in the inner wall of the round pipe, and the inner wall of the sliding groove is fixedly connected with one end of a spring. Through the arrangement of the expansion device, the connecting plate is opened to complete expansion of the bolt, the stud is applied to wider fields, the bolt can be conveniently fixed to a wall through the application of the conical column, meanwhile, the use performance of the stud is improved, subsequent use of the stud is facilitated, and the stud is convenient to use. The problems that a connecting plate cannot be opened to complete expansion of a screw, so that the screw cannot be fixed in an internal hole of a wall, and the screw is prone to loosening are solved.
Owner:HEBEI NINGCHUANG FASTENER MANUFACTURING CO LTD
Incense burner
This utility model discloses an incense burner with a cylindrical tube. The bottom of the cylindrical tube has a threaded base plate, and the top has a threaded incense insert. Several ventilation holes are arranged around the cylindrical tube. The incense insert has a through-hole, pressable incense tube that passes through a cavity inside the incense insert. The incense tube has a ring of several incense beads that press against the conical surface at the top of the cavity. A fixed handle is located at the top of the incense tube, and a hanging ring is located at the top of the handle. There are three incense beads that can slide through the wall of the incense tube. The advantages of this utility model are: the incense is lit at the bottom and inserted into the cylindrical tube; the ventilation holes allow for air circulation and fragrance dispersal; the ash falls into the cylindrical tube; and the ash can be poured out by opening the threaded base plate. When used indoors, the ash is automatically collected to prevent scattering; when used outdoors, the cylindrical tube covers the incense to prevent it from being blown out by the wind.
Owner:SHANGHAI YINGXU TRADING CO LTD
A device and method for reinforcing a tunnel starting well portal soil body by injecting a microbial slurry
The application belongs to the technical field of tunnel soil body reinforcement, and particularly discloses a device and method for reinforcing soil body of a tunnel starting well portal by injecting microbial slurry, which comprises a storage component, a transmission component and an injection component, the storage component comprises two constant-temperature boxes, and the two constant-temperature boxes are respectively used for placing bacterial liquid and cementing liquid; the transmission component comprises a multi-connection micro high-pressure pump, and two independent liquid channels are arranged in the pump; the injection component comprises a grouting guide pipe and a rotating grouting head, the grouting guide pipe comprises two hollow semi-cylindrical pipes, and the longitudinal straight faces of the two hollow semi-cylindrical pipes are attached together to form a cylinder with two independent longitudinal cavities; the two independent longitudinal cavities are respectively connected with the two constant-temperature boxes through different liquid channels; a plurality of spray holes are longitudinally and uniformly arranged on the arc faces of the hollow semi-cylindrical pipes; and the rotating grouting head is used for driving the grouting guide pipe to rotate. The application can reduce the internal loose problem of the soil body reinforced by the microorganism, and improve the reinforcement effect of the soil body of the tunnel starting well portal.
Owner:HUAZHONG UNIV OF SCI & TECH
Leakage-proof vacuum buffer tank
The utility model relates to the field of leakage-proof replacement of vacuum buffer tanks, and discloses a leakage-proof vacuum buffer tank which comprises a vacuum buffer tank, two groups of supporting blocks are fixedly connected to the bottom of the vacuum buffer tank, a cover is rotatably connected to one end of the vacuum buffer tank, a cylindrical pipe is fixedly connected to one side of the cover, and a leakage-proof ring is arranged at one end of the vacuum buffer tank. The dismounting structure enables an operator to easily pull the first movable block to drive the rotating base, the spherical groove, the connecting shaft and the teasing needle which are connected with the first movable block to carry out accurate positioning by means of the elastic characteristic of the spring wire when facing an aged leakage-proof ring, and the teasing needle can be effectively inserted into the leakage-proof ring and a vacuum buffer tank or a fitting gap due to the conical design of the teasing needle. The leakage-proof ring is gradually pried by utilizing the lever principle to be separated from the original sealing position, the whole dismounting process is simple and convenient to operate, complex external tools are not needed, the dismounting efficiency is greatly improved, the shutdown maintenance time of equipment is shortened, and the production interruption loss caused by replacing the leakage-proof ring is reduced.
Owner:JIANGSU ZHONGWEIKANG PHARM RES & DEV CO LTD
Method and device for manufacturing spiral magnetized rod
The invention relates to a method for producing a helical magnetized rod (12), comprising the following steps: injecting a mixture () containing magnetic particles and at least one binder-forming polymer into a cylindrical tube (); -heating the mixture to a heating temperature between the glass transition temperature of the binder and the Curie temperature of the magnetic particles; aligning the magnetic particles such that the direction of magnetic orientation thereof extends in a plane orthogonal to the longitudinal axis () of the tube and continuously varies with the distance of the plane from one end of the tube; and-cooling the mixture to a cooling temperature below the glass transition temperature of the binder.
Owner:SAFRAN SA
Timepiece movement comprising a generator
This invention relates to a watch movement including a generator. The electromechanical watch movement (2) includes pointer-type time display devices (25, 26) and is provided with: at least one electromechanical motor for driving at least one indicator of the pointer-type time display; and a generator (20) including a rotor (20A) and associated with a balance wheel (22) coaxial with the time display device. The watch movement includes a first wheel (40) provided with a shaft (36) coaxial with the indicator, which in a primary embodiment is guided to rotate by a fixed cylindrical tube (30). At least one gear shaft (26) of the time display device is rotatably mounted around the fixed cylindrical tube (30). The first wheel (40) meshes with the rotor of the generator and is fixedly connected to the balance wheel on a side opposite the pointer-type time display, such that the balance wheel can rotate the rotor of the generator via the first wheel.
Owner:ETA SA MFG HORLOGERE SUISSE
A new type of silicon core pickling basket
This utility model relates to the field of pickling basket technology and discloses a novel silicon core pickling basket, including a pickling basket with a hinged top plate that can be flipped. Mounting plates are vertically mounted on both sides of one end of the top surface of the pickling basket to facilitate its installation. Multiple sets of first cylindrical tubes are horizontally fixed to the top of the inner two sides of the pickling basket. One end of each set of first cylindrical tubes horizontally passes through the outer surface of the pickling basket and is horizontally located at the outer end of the outer surface. In this utility model, the pickling basket is first installed on a lifting assembly using mounting plates and mounting holes. The top plate is flipped using hinges, and the silicon core to be cleaned is placed inside the pickling basket between two sets of cleaning rollers. The lifting device then lowers the entire pickling basket into the pickling tank. Pickling solution from the pickling tank enters the pickling basket through each set of water channels. The output of a drive motor drives the top cleaning rollers to rotate.
Owner:NING XIA NING LAI XIN CAI LIAO KE JI YOU XIAN GONG SI
Shaping device of motor stator
The utility model relates to a shaping device for a motor stator, and belongs to the technical field of motor stators, the shaping device comprises a mounting rack and a round pipe vertically and detachably mounted on the mounting rack, a shaping frame is slidably mounted at the end of the mounting rack, a gear disc is further rotatably mounted at the top of the mounting rack, a servo motor is fixedly mounted on the side wall of the mounting rack, and the servo motor is fixedly mounted on the side wall of the mounting rack. And the power end of the servo motor is fixedly connected with a driving wheel. According to the shaping device of the motor stator, the circular-arc-shaped shaping frames are arranged on the mounting frame in a sliding and outward extending mode, and the multiple shaping frames are synchronously expanded towards the outer side, so that a loose winding at the end of the motor stator is evenly extruded in a circular and outward expanding mode, and therefore the motor stator can be rapidly shaped; and meanwhile, a circular pipe is fixedly mounted on a mounting frame, and a gear disc and a bottom ring are slidably mounted at one end of the circular pipe, so that the mounting frame can be fixed on the motor stator, the shaping frame can be conveniently assembled on the motor stator, and the use convenience of the device is improved.
Owner:SHIJIAZHUANG YONGSHENG ELECTRIC CO LTD
Temperature measuring probe
ActiveCN224122068UFull pottingInhibit sheddingThermometer detailsThermometers using electric/magnetic elementsEpoxyMechanical engineering
The utility model relates to a temperature measuring probe, which comprises an insulating cylindrical tube, a heat conducting aluminum cover and a thermistor, the heat conducting aluminum cover is sleeved at the top end of the insulating cylindrical tube and seals the upper port of the insulating cylindrical tube, and the thermistor is arranged in the insulating cylindrical tube and is attached to or abutted against the cover surface of the heat conducting aluminum cover. Two cables of the thermistor are led out from the lower port of the insulating cylindrical tube to the outer side, the upper part of the insulating cylindrical tube is provided with a plurality of filler grooves communicated with a tube cavity of the insulating cylindrical tube, and epoxy resin is encapsulated in the plurality of filler grooves and the tube cavity; according to the temperature measuring probe, the filling groove is additionally formed in the insulating cylindrical tube, epoxy resin is filled in a tube cavity more fully, the meshing force between the insulating cylindrical tube and the heat conduction aluminum cover can be improved, connection is firmer, the hardened epoxy resin can be used for hanging the whole epoxy resin through the part filled in the filling groove, and the whole epoxy resin is not damaged. The problem that epoxy resin falls down along the smooth pipe wall of the insulating cylindrical pipe in the heating process is solved.
Owner:GUANGDONG HUILEIDE ELECTRIC CO LTD
A filter bed sediment sampling device
ActiveCN224317356UWithdrawing sample devicesSustainable biological treatmentFiltrationStructural engineering
This utility model relates to the field of sampling technology, specifically to a filter bed sediment sampling device, comprising: a cylindrical extraction tube and a mounting cover. The mounting cover is rotatably connected to the upper section of the cylindrical extraction tube. The inner ring of the mounting cover is threaded, and the outer arc surface of the cylindrical extraction tube is also provided with a threaded groove. A cylindrical stop block is fixedly connected inside the cylindrical extraction tube. The upper surface of the cylindrical stop block is connected to the mounting cover, and a cylindrical tube is inserted through the upper surface of the mounting cover. A cylindrical lifting rod is slidably connected to the inner ring of the cylindrical stop block. The outer side of the mounting block is wrapped with a rubber layer. A nozzle is installed at the lower section of the cylindrical extraction tube. This device adopts a puncture sampling method, which can ensure to a certain extent that the samples will not be mixed. Layered sampling can obtain sediment samples from different layers separately, providing a more detailed understanding of the vertical distribution of sediment in the filter bed, which helps to accurately assess the filtration effect and pollution level of each part of the filter bed.
Owner:FOSHAN XIJIANG WATER SUPPLY CO LTD
Core-pulling maintenance device of large and medium-sized motor
The utility model provides a core-pulling maintenance device of a large and medium-sized motor, which is applied to a motor rotor and comprises a lower semi-cylindrical tube, an upper semi-cylindrical tube, a reinforcing plate, a connecting plate and a cross beam suspension arm, and the lower semi-cylindrical tube and the upper semi-cylindrical tube form a fixing shaft which is of a hollow structure and is used for fixing the rotor; one end of the reinforcing plate is welded on the upper semi-cylindrical pipe, and the other end is welded with a connecting plate; a reinforcing plate is welded to one end of the connecting plate, a beam suspension arm is welded to the other end of the connecting plate, and the reinforcing plate is perpendicular to the beam suspension arm.
Owner:HENGLI PETROCHEMICAL (DALIAN) REFINING & CHEM CO LTD
Driver socket for installation of a ground reinforcement bolt
A driver socket for installation of a ground reinforcement bolt is provided. The driver socket includes a cylindrical tube having a longitudinal axis, wherein a leading end of the driver socket is configured to be arranged in connection to the bolt and a trailing end of the driver socket is configured to be arranged in connection to a driving device. The driver socket includes a through hole having. The through hole has a varying cross-sectional area along its axial length. The through hole has comprising a first diameter in a mid-section thereof that is smaller than a second diameter in a leading section thereof. The through hole has a transition located between the mid-section and the leading section. The transition has a frustoconical shape. An installation system including a ground reinforcement bolt and the driver socket is also provided.
Owner:SANDVIK MINING & CONSTRUCTION AUSTRALIA (PRODUCTION SUPPLY) PTY LTD
Anti-collision structure and water area photovoltaic support
The utility model relates to the technical field of photovoltaic supports, and discloses an anti-collision structure and a water area photovoltaic support, comprising a cylindrical pipe pile, the outer wall of the cylindrical pipe pile is connected with a rotating assembly, one side of the rotating assembly is connected with a splitter plate, and the other side of the rotating assembly is connected with a guide plate. The guide plate and the splitter plate rotate on the outer side of the cylindrical pipe pile through the rotating assembly. According to the anti-collision structure and the water area photovoltaic support, when water flow impacts the guide plate and the splitter plate, the splitter plate can be driven to rotate to the position facing the coming direction of the water flow due to the fact that the contact area of the guide plate and the water flow is larger; at the moment, the splitter plate can cut and guide the impact force of the water flow, so that the water flow is split from the two sides of the circular pipe pile, and the water flow is prevented from directly impacting the outer wall of the pipe pile; by means of the design, impact damage of water flow to the pipe pile can be reduced, the supporting stability of the cylindrical pipe pile to the photovoltaic assembly can be improved, and therefore the overall using effect is optimized.
Owner:TIANJIN YIYOUQING TECHNOLOGY DEVELOPMENT CO LTD
Hydraulic actuator
A hydraulic actuator includes a cylindrical tube, a sleeve, a restricting member, first and second sealing members, and a positioning member. The tube expands and contracts with pressure of a fluid. The sleeve covers an outer circumferential surface of the tube, and is widened in radial directions by expansion of the tube while limiting elongation of the tube in an axial direction S. The restricting member is provided radially inward of the sleeve, from one side to the other side in the axial direction S, and resists compression along the axial direction but is deformable in an intersecting direction X intersecting the axial direction. The sealing members seal respective ends of the tube at the one side and other side in the axial direction S. The positioning member is provided at a circumferential direction portion of at least one of the sealing members. The positioning member positions the restricting member to follow the axial direction.
Owner:BRIDGESTONE CORP
One-way odor backflow prevention blow-off pipe
The utility model discloses a one-way odor backflow prevention blow-off pipe, which relates to the technical field of blow-off pipes and comprises a blow-off pipe body, and a U-shaped frame is fixedly arranged at the bottom of the blow-off pipe body. The cylindrical pipe is rotationally connected to the bottom of the U-shaped frame, and the outer wall of the cylindrical pipe is fixedly connected with a sealing plate attached to a port of the bottom end of the blow-off pipe body; the gravity block is fixedly connected to the side, away from the sealing plate, of the cylindrical pipe, a second magnet is fixedly connected to the side, close to the U-shaped frame, of the blow-off pipe body, and a first magnet is fixedly connected to the side, right opposite to the gravity block, of the bottom of the U-shaped frame. The cylindrical pipe is rotatably mounted on the U-shaped frame at the bottom of the blow-off pipe main body to connect the sealing plate, and the sealing tightness of the sealing plate and the end opening of the bottom end of the blow-off pipe main body is guaranteed by matching with the arrangement of the gravity block on the outer wall of the U-shaped frame and the arrangement of the first magnet and the second magnet which are arranged between the gravity block and the U-shaped frame, therefore, the effect of preventing odor from flowing back is improved.
Owner:JUGE NANOTECHNOLOGY (JIANGSU) CO LTD
Boiler air heater based on octahedral array structure
The invention relates to the technical field of boiler equipment, in particular to a boiler air heater based on an octahedral array structure. According to the technical scheme, the boiler air heater based on the octahedral array structure comprises heat exchange pipeline units, the boiler air heater is formed by arranging the multiple heat exchange pipeline units in parallel in the steam flowing direction, each heat exchange pipeline unit comprises a regular octahedral pipeline and a cylindrical pipe, and multiple sets of regular octahedral pipelines are arranged on one side of each cylindrical pipe; the heat exchange unit formed by connecting a plurality of regular octahedron pipelines in series is adopted, each regular octahedron is of a structure with a complex space flow channel formed by connecting a plurality of edge pipes, when steam flows through each octahedron unit, the steam is subjected to multiple times of flow division and re-convergence processes, and therefore the heat transfer coefficient of the steam in the pipes is effectively increased, and the heat exchange efficiency of the steam is improved. And meanwhile, the non-straight structure on the outer surface of the octahedral pipeline also enhances the flow disturbance of the air side, the convection heat exchange efficiency outside the pipeline is improved, and the heat exchange capacity and the heat energy utilization efficiency of the air heater are remarkably improved.
Owner:NORTHWEST BRANCH OF CHINA DATANG CORP SCI & TECH RES INST +1
M-shaped inner ribbed tube
The utility model relates to an M-shaped inner rib pipe, which is characterized in that a U-shaped outer wall is spirally wound on the surface of a cylindrical pipeline, so that the ring stiffness of the pipe is improved, M-shaped inner rib pieces provide more supporting points for a first cavity on the U-shaped outer wall, so that the compressive strength outside the pipeline is improved, and the M-shaped inner rib pieces and the first cavity are used for providing a deformation space, so that the deformation of the pipeline is improved. The U-shaped outer wall is still stably connected to the pipe body when the U-shaped outer wall deforms, breakage caused by non-deformation of the pipeline is reduced, the pressure resistance of the pipeline can be enhanced through the M-shaped inner ribs, and therefore the stability of the pipeline is improved.
Owner:FUJIAN AOGONG PLASTIC ELECTRICAL APPLIANCE CO LTD
Heat exchanger
ActiveFR3149963B1Solar heating energySolar heat collectors with working fluidsElectrolysisCogeneration
The present invention relates to a smooth, cylindrical stainless steel tube-shaped heat exchanger (Figure 1) consisting of three tubes (5-6-7) for vaporizing water (seawater, pure water, freshwater, or wastewater) to produce steam (3) by a concentrated solar thermal energy process, using geothermal heat and other forms of heat with cogeneration, and by extension, for producing steam and producing hydrogen and oxygen by electrolysis. For its process applications, it takes the form of a cylindrical tube with a variable diameter (8-9) depending on the quantity of water (2) to be vaporized, and with a length (8) and width (9) defined and modulated based on the flow parameters of a heat transfer fluid (1-4) heated by concentrated solar energy in situ.The stainless steel cylindrical tube heat exchanger is characterized by its unique process interaction capacity, whereby heat transfer occurs by convection and conduction through the tube (6), i.e., heat transfer from a hot body, the oil-carrying fluid (7), to a cooler body (5), which is a water-carrying fluid (2). This can be achieved through simple installations in areas exposed to sunlight, such as subsoil or a medium- or high-enthalpy geothermal well.Once the stainless steel cylindrical tube heat exchanger is installed and configured, piping systems carry water (2) into the designated space and then to the heat transfer system according to the invention. There, the fluid temperature is raised above its boiling point, and the water is then returned to the surface via the same piping system to be vaporized by venting it (3) outside the heat exchanger. The stainless steel cylindrical tube heat exchanger, by its method of use, relates in its functions to methods of vaporizing water (seawater, freshwater, and wastewater) by evaporation.
Owner:ÖZTÜRK SAFFET
Non-lethal low-damage fragmentation control structure
This utility model discloses a non-lethal low-damage fragmentation control structure, including a cartridge case. The cartridge case is a cylindrical tube with a sealed bottom and a triggering component at the top. Inside the cartridge case, from the inside out, are arranged a detonating charge, a main charge, and a support cylinder. A fuse is located at the top of the detonating charge, corresponding to the triggering component. The support cylinder is located between the inner wall of the cartridge case and the outer wall of the main charge, and has a buffer cavity. The buffer cavity is evenly distributed in a ring around the main charge. Pre-fracture protrusions are arranged on the outer circumference of the cartridge case, extending in a straight line parallel to the cartridge case axis. This utility model reduces the number and volume of product fragments through optimized cartridge case design, eliminating the lethal effect of cartridge case fragments. At the same time, the double-shell structure design forms an explosion buffer zone, reducing the detonation energy of the detonating charge and the main charge, thereby eliminating the harm to personnel from explosion residue.
Owner:GUANGXI JIANHUA MASCH CO LTD
Divided-flow type plume restraining device for deep-sea mining tail water discharge
The invention provides a divided-flow type deep-sea mining tail water discharge plume suppression device which comprises a suppression device shell, the suppression device shell comprises a three-way inlet pipeline and two outlet pipelines, one passage of the inlet pipeline serves as a device inlet, and the other two passages of the inlet pipeline are connected to the outlet pipelines respectively; the outlet pipeline is inclined towards the inner side; a bolt assembly used for being connected with a tail water discharging pipeline is installed on the inlet pipeline and serves as a passage opening of a device inlet. A fixed support is fixedly installed at an outlet of the outlet pipeline, a plurality of axial installation holes are formed in the fixed support, a flow guide cylindrical pipe is fixedly installed in each axial installation hole, and the multiple flow guide cylindrical pipes are installed in the outlet pipeline. According to the invention, the diffusion volume of the plume particles is 84.1% of that of the plume particles without the inhibition device, the diffusion area of the cross section is 89.4% of that of the plume particles without the inhibition device, and the diffusion of the plume can be effectively reduced.
Owner:DALIAN UNIV OF TECH
Active flat cable clamping device for take-up and flat cable equipment
Owner:WUXI RONGHAOCAI ELECTRICAL EQUIP CO LTD
Level with vial protection assembly
A level device may include a housing, a vial, a retention well and a multidirectional vial protection assembly. The housing may have a top face, a bottom face, a front face, a rear face, a first end and a second end. The vial may include a generally cylindrical tube with a bulge formed at a middle portion thereof. The vial may contain a liquid therein and an air bubble formed in the liquid such that the air bubble sits in the bulge when the vial is oriented such that one of the bottom face, front face, rear face, first end or second end is level or plumb. The retention well may be formed in the top face and extend through portions of the front and the rear faces toward the bottom face. The vial may be retained at opposing axial ends thereof in the retention well and may include an axis that extends substantially perpendicular to respective planes of the first end and the second end. The multidirectional vial protection assembly may be configured to extend over the top face proximate to the opposing axial ends of the vial to protect the vial in at least three directions.
Owner:APEX BRANDS INC
Helium-neon laser discharge tube and laser
PendingCN122073360AActive medium materialGas laser constructional detailsErbium lasersMechanical engineering
The invention relates to a helium-neon laser discharge tube and a laser. According to one embodiment, a helium-neon laser discharge tube comprises: a cylindrical tube body having a substantially constant diameter over the entire length; the first end part element comprises a cylindrical first part and an umbrella-shaped second part, and is mounted on the first end surface of the pipe body through the second part; the second end part element comprises a cylindrical third part and an umbrella-shaped fourth part, and is mounted on a second end surface, opposite to the first end surface, of the pipe body through the fourth part; the cathode component is arranged in the tube body and is adjacent to the second part of the first end part element, and the first part of the first end part element comprises two or more annular grooves in the axis direction of the first part.
Owner:BEIJING RAISE TECH CO LTD
Car-t cell culture dish
ActiveCN223766352UBioreactor/fermenter combinationsBiological substance pretreatmentsPetri dishT cell
The utility model relates to the technical field of cell culture dishes, in particular to a car-t cell culture dish which comprises a cylindrical tube body, two ends of the cylindrical tube body are in opening type design, and an external thread is arranged on the outer wall of one end of the cylindrical tube body; the cylindrical pipe body is connected with a sealing bottom cover, the sealing bottom cover is provided with an embedded face tightly attached to the inner wall of the cylindrical pipe body, and a screw joint groove matched with the outer threads is formed in the sealing bottom cover. A sealing top cover is connected to the cylindrical pipe body; by arranging the cylindrical tube body with openings at two ends, and the sealing top cover and the sealing bottom cover which are respectively matched with the cylindrical tube body, the combined type design of the culture dish is realized, so that the culture dish can be respectively disassembled during cleaning and disinfection, the existence of an included angle between the tube body and the tube wall is avoided, and compared with a traditional culture dish with a cover, the culture dish is more convenient to use. The culture dish is more convenient and quicker to clean and disinfect, and is beneficial to improving the cleaning efficiency.
Owner:THE FIRST AFFILIATED HOSPITAL OF GUANGDONG PHARMACEUTICAL UNIVERSITY