75 results about "Circular face" patented technology

A filtering device of an urban water supply and drainage pipeline is arranged in the water supply and drainage pipeline, a flange is arranged at an end opening of the water supply and drainage pipeline, an annular groove is formed in the outer side circular face of the flange, and an inner sleeve is arranged in the water supply and drainage pipeline; the outer circular face of the inner sleeve is sleeved with a conical filter cartridge, a plurality of filter holes are formed in the conical filter cartridge, the conical filter cartridge is provided with a bottom face and a conical tip end, the axis direction from the bottom face to the conical tip end is opposite to the water flow direction of the water supply and drainage pipeline, the conical filter cartridge is in sliding connection with the inner sleeve, and the bottom face of the conical filter cartridge is elastically connected with the inner sleeve through an elastic piece. Conveying water in the water supply and drainage pipeline can be filtered through the conical filtering cylinder, the filtering area can be greatly increased, the conical filtering cylinder can move or swing in the water supply and drainage pipeline within a small range according to the flow speed of the conveying water flow, particles or impurities in filtering holes of the conical filtering cylinder can be vibrated to fall off, and the filtering effect is good. And the phenomenon that large particles or impurities in conveyed water directly block the filtering holes can be reduced.

The machining method comprises the following procedures that OP10, a workpiece is fixed to a first tool clamp, the workpiece is in a circular ring shape and is provided with an outer circular face, an inner circular face, a first side end face and a second side end face, the first side end face and the second side end face are located between the outer circular face and the inner circular face and are oppositely arranged, and the outer circular face serves as a clamping face; the first side end face serves as a positioning face, the workpiece is clamped, the second side end face is subjected to rough turning and finish turning, and the inner circle face is subjected to rough turning and finish turning; and OP20, the workpiece is fixed to a second tool clamp, the machined inner circle face serves as an expanding face, the machined second side end face serves as a positioning face, the workpiece is expanded, rough turning and finish turning are conducted on the first side end face, rough turning and finish turning are conducted on the outer circle face, and rough turning and finish turning are conducted on the spigot face. The problems that an annular workpiece is prone to deformation and manual clamping is not in place are solved, and the technical requirements for the parallelism of the two end faces of a product, the coaxiality of the inner circle and the outer circle, the perpendicularity of the end faces and an inner hole / outer circle and the like are met.

The invention relates to the technical field of oil and gas exploitation downhole tools, in particular to a multi-stage speed reduction gas anchor capable of being horizontally separated. The problems that an existing gas anchor is low in separation efficiency under the working conditions of a horizontal well and a high gas-liquid ratio, and gas locking of a liquid discharging pump is easily caused are solved. An annular separation cavity is formed between the outer pipe body and the inner insertion pipe. The outer pipe body is provided with an exhaust hole used for exhausting separated gas and a reverse flow guide hole used for guiding in a gas-liquid mixture to be separated. At least one set of speed reduction separation device is arranged in the annular separation cavity and comprises a plurality of half cone bodies which are sequentially arranged in the fluid direction, the large circular face end of each half cone body is fixed to the inner wall of the outer pipe body, and the small circular face end of each half cone body is cut to form a first semicircular arc and a second semicircular arc which are different in axial distance so as to form an asymmetric fluid channel. Efficient gas-liquid separation is achieved through forced fluid deceleration and disturbance, dependence on gravity is avoided, pump gas locking can be effectively prevented, and the pump efficiency is improved.

The utility model discloses an ultra-thin S-waveband isolator assembly, which comprises a cavity, a circular groove is arranged in the cavity, ports communicated with the groove are arranged on three side edges of the cavity, the circular surface of the circular groove is divided into three arc-shaped end surfaces by the three ports, and the arc-shaped end surfaces are communicated with the circular groove. Three crescent samarium-cobalt magnetic fields are arranged in the circular groove, and the outer arc-shaped end face of each crescent samarium-cobalt magnetic field is correspondingly attached to the three arc-shaped end faces in the circular groove. A first triangular gyromagnetic ferrite is installed among the three crescent samarium-cobalt magnetic fields, and a gold-plated inner conductor, a second triangular gyromagnetic ferrite, a nickel sheet and a cover plate are sequentially installed on the first triangular gyromagnetic ferrite from bottom to top. The utility model has the advantages of simple structure, small volume, wide bandwidth, low loss, good heat dissipation performance, high power, high normal temperature and high and low temperature reliability, easy assembly and the like.

A cathode roller two-end winding double-layer copper wire reinforced conductive structure comprises a cathode roller core, a roller, an inner side copper wire layer and an outer side copper wire layer. The roller is sleeved outside the cathode roller core; the roller comprises an outer roller body, an inner side plate and an outer side plate, and two annular grooves are formed in the outer sides of the two ends of the outer roller body in the width direction. The inner side plate is fixedly packaged on the inner side of the end part of the outer cylinder body, the outer side plate is arranged on the outer side of the inner side plate in an attached manner and is fixedly connected with the end part of the outer cylinder body, and meanwhile, the outer circular surface of the outer side plate extends to the outer side of the outer circular surface of the outer cylinder body; the inner side copper wire layer is connected in the annular groove in an attached mode, and the end of the inner side copper wire layer is electrically connected with the outer side plate. The outer side copper wire layer is connected to the outer circular face of the outer cylinder in an attached mode, and the end of the outer side copper wire layer is electrically connected with the inner side copper wire layer and the outer side plate at the same time. According to the conductive structure, the two layers of copper wires are wound at the two ends of the cathode roller, so that the conductivity can be remarkably improved, the stability of the structure can be effectively enhanced, the copper foil quality can be effectively ensured, and the production efficiency can be improved.

The invention relates to a valve closing member (12) for cooperation with a valve seat (14), comprising a body (16) with a front circular face (16.5) forming a central protrusion (16.2) along a longitudinal axis of the body, a seal (18) forming a ring fitted on the front circular face (16.5) and surrounding the central protrusion (16.2), and a retainer (20) forming a ring surrounding the seal (18) and attached to the body (16) for retaining the seal (18) on the body (16), wherein the seal (18) shows a radially inner surface (18.2) contacting a radially outer surface (16.4) of the central protrusion (16.2), both the radially inner surface (18.2) and the radially outer surface (16.4) being cylindrical, the radially outer surface (16.4) showing at least one circular groove (16.3) into which the seal is radially pressed by the retainer (20).

The invention discloses a feeding and conveying device for tea ingredient, and relates to the technical field of tea processing equipment.The feeding and conveying device is technically characterized by comprising a vacuum feeding machine body and a material suction pipe fixedly installed on the vacuum feeding machine body, and a petal damage prevention structure is arranged on the material suction pipe and comprises a plurality of air inlet arc grooves formed in the inner circular face of the material suction pipe; by arranging the petal damage prevention structure, a uniform and stable annular air curtain is formed on the inner wall of the suction pipe, petals are suspended in the center of the pipe, collision friction between the petals and the pipe wall is reduced, and the shape integrity of the petals is effectively protected; flexible switching of the airflow direction is achieved through a micro electric telescopic rod, a linkage rod and an air direction guiding assembly, and the conveying requirements of petals with different humidity are met; meanwhile, the ion fan generates airflow with electrons to neutralize petal static electricity; and in combination with the barrel-shaped filter screen and the wind direction guiding assembly, the filter screen can be automatically blown up and down in two directions after operation, efficient self-cleaning is achieved, and the service life of equipment is prolonged.

The invention relates to the technical field of horizontal machine tools, in particular to a horizontal machine tool knife rest multi-axis positioning device and method. The horizontal machine tool knife rest multi-axis positioning method comprises the steps that a rotary seat is horizontally placed, a first positioning assembly is assembled on the rotary seat, and a first mandrel is in a vertical state; the tool rest spindle is placed on a rotary seat, and a connecting screw is screwed to a first locking degree; a second positioning assembly is assembled on the tool rest spindle, and a second mandrel is in a horizontal state; the first mandrel is lifted, the position of the tool rest spindle is adjusted, a notch in the upper end of the first mandrel is matched with the second mandrel in an inserted mode, and the first mandrel is orthogonal to the second mandrel; screwing the connecting screw to a second locking degree; the position of the tool rest spindle is adjusted, the end face of the second receiving disc abuts against the outer circle face of the notch, and the actual distance between the rotation center axis of the rotation base and the tool center of the tool rest spindle meets the designed distance; and screwing the connecting screw to a third locking degree, wherein the third locking degree is complete screwing. And precise positioning of the tool rest assembly is achieved.

The utility model relates to a composite sealing valve seat with an elastic automatic compensation function. The composite sealing valve seat comprises a base, a sealing seat and a sealing ring, the sealing device is characterized in that the sealing ring has an inverted trapezoidal section structure and is mounted on a cylindrical surface between a first step and a second step on the outer circular surface of the base; an elastic compensation device composed of a cylindrical spring and a pressing ring is arranged in a second spring cavity on the left side of the sealing ring, when the sealing ring is abraded in the frequent moving process, the cylindrical spring pushes the pressing ring, the inclined face of the pressing ring is made to tightly wedge the sealing ring, the sealing ring is expanded in the radial direction, and abrasion of the outer circle face of the sealing ring is automatically compensated. Reliable sealing between the valve seat and the valve body channel is achieved, and the sealing performance between the valve seat and the valve body is improved.

The utility model relates to the technical field of communication optical cables, in particular to a skeleton type optical fiber cable, which comprises a skeleton with a reinforcing core in the center, and open accommodating grooves are uniformly distributed on the circumference of the skeleton. The plurality of optical fiber core bodies are arranged in the accommodating grooves in a one-to-one correspondence manner; wherein a first protrusion or a second protrusion is formed between every two adjacent containing grooves, the first protrusions and the second protrusions are distributed in a staggered mode, the peripheral faces of the first protrusions and the peripheral faces of the second protrusions are located on the same circular face, and a plurality of thin-wall bodies extending outwards are fixed to the first protrusions at intervals in the axial direction. A limiting clamping groove is formed in the second protrusion, and the outer end of the thin-wall body is movably clamped in the limiting clamping groove after the thin-wall body is bent. According to the utility model, the problems of signal attenuation and even communication interruption caused by the fact that the optical fiber ribbon is separated, bent or fractured after the outer protective layer of the skeleton groove structure of the existing optical cable is damaged can be effectively solved.

A pressure blowout tool for a grease injection valve relates to the technical field of grease injection valve release devices and comprises a shell, a sealing assembly and an ejector rod used for ejecting a sealing steel ball of the grease injection valve to release pressure. The sealing assembly comprises a connecting nut used for being in threaded connection with the grease injection valve and a sealing plug used for sealing the grease injection opening, and the connecting nut covers the sealing plug. The sealing plug is in a circular truncated cone shape and is provided with a through hole penetrating through the large circular face and the small circular face. The ejector rod is arranged in the shell and can stretch out along the through hole, and the diameter of the ejector rod is smaller than the hole diameter of the through hole. The circular-truncated-cone-shaped sealing plug is in butt joint with the inverted-cone-shaped grease injection opening through the connecting nut for sealing, then the ejector rod extends out to eject the steel ball to complete pressure relief, sealing adhesive tape is prevented from being wound on metric threads, efficiency is improved, and use cost is reduced.

The invention belongs to the technical field of biomass combustion boilers, and particularly relates to a high heat absorption rate type biomass combustion boiler which is internally provided with a main box body, a combustion cavity is formed in the main box body, a positioning rack is fixedly arranged in the combustion cavity, and a plurality of groups of guide holes which are uniformly distributed are formed in the positioning rack and penetrate through the positioning rack; two groups of power racks in bilateral symmetry are fixedly arranged on the left and right end faces of the main box body, threaded lead screws are rotationally arranged on the front end faces of the power racks, threaded sliding blocks capable of moving front and back are arranged on the outer circular faces of the threaded lead screws, and scrapers are fixedly arranged on the end faces of the sides, close to the symmetric center, of the threaded sliding blocks and located in the combustion cavity; at the moment, the gas preheats the gas in the water storage cavity in advance, and the water temperature is further raised in advance, so that the efficiency of heat penetrating through the main box body is improved, the heating time of the water in the water storage cavity is shortened, and the heat can be quickly transferred; and at the moment, the heat discharged from the high-temperature gas can be fully absorbed.

The utility model discloses a shaft structure of a wind driven generator, which comprises a motor shaft and discs, the discs comprise a first disc and a second disc, the first disc and the second disc are respectively sleeved at one end of the motor shaft in parallel, the first disc is positioned at a position far away from the end part of the motor shaft, and the second disc is positioned at a position close to the end part of the motor shaft. A common reinforcing rib is arranged between the first disc and the second disc, and the reinforcing rib penetrates through the space between the two discs; a second flange connected with a hub is arranged on the inner circle face of the first disc, and a first flange connected with a generator rotor is arranged on the outer circle face of the first disc. And bearing mounting surfaces are respectively arranged on the inner circular surfaces at two ends of the motor shaft. By means of the double-disc single-reinforcing-rib structure, the two discs share the same set of reinforcing ribs, the whole structure is compact, rigidity is high, the weight is light, and economical efficiency is high.

A sliding structure of a vehicle steering intermediate shaft and a preparation method therefor, which belong to the technical field of vehicle steering systems. The sliding structure is characterized by comprising an outer tube and a sliding shaft arranged in the outer tube, wherein the outer tube is formed by integrally molding or fixedly connecting a connecting tube and a sliding tube; an outer circular face of the sliding shaft is provided with an outer sliding structure, an inner wall of the sliding tube is provided with an inner sliding structure, and the sliding shaft and the outer tube are in meshing transmission connection by means of the outer sliding structure and the inner sliding structure; and a friction coating is provided on the surface of the outer sliding structure, a shaft sleeve is provided on part or all of the surface of the inner sliding structure, and the shaft sleeve and the friction coating form a sliding friction pair. The present invention can significantly reduce frictional force, has a small sliding force, small angular backlash, high motion precision and high wear resistance, meets the requirements of long service life, and can be widely applied in various vehicle steering systems, thereby improving the steering flexibility and stability.

The utility model discloses a screw fixing clamp structure for a connector, which relates to the technical field of connectors, and comprises a substrate and a fixing seat fixedly connected to the upper surface of the substrate, the outer surface of the right side of the substrate is fixedly connected with a clamping piece, one end of the clamping piece is fixedly connected with a rack, the rack penetrates through the interior of the fixing seat, and the fixing seat is fixedly connected with the clamping piece. The upper surface of the fixing base extends into the fixing base and is in threaded connection with a screw, and a connecting mechanism is arranged outside the clamping piece. Compared with an existing common screw fixing clamp structure for a connector, the screw fixing clamp structure for the connector can be connected to the outer circular face of the wiring end of a connector joint and can be externally connected with a rope body to penetrate through a screw hole, and the upper end of the rope body is connected to the inner top of an outer shell of the connector. In addition, a proper plate length can be adjusted according to the height of the top installation position in the shell, the wire body at the joint of the connector can be hoisted through the design, and the situation that the stability of the connector is affected due to the fact that the connector falls due to the gravity effect of the wire body is prevented.

The utility model discloses a silica gel folding box which is formed by folding an integrally formed planar silica gel plate and is cuboid-shaped, the silica gel plate is provided with six rectangular surfaces corresponding to the cuboid-shaped folding box in an unfolded state, and the six rectangular surfaces comprise a box bottom surface, a box front surface, a box rear surface, a box top surface, a box left side surface and a box right side surface. A 1 / 4 circular surface is formed outside each of the four corners of the box bottom surface; a fourth crease groove which is arranged in the radial direction is further formed in the middle of each 1 / 4 circular surface, and on each 1 / 4 circular surface, a buckle hole is formed in one side of the fourth crease groove, and a buckle part corresponding to the buckle is formed on the back face of the other side of the fourth crease groove in a protruding mode. The packaging box is simple in structure, can be folded and unfolded repeatedly, does not need to produce a box cover independently, is lower in mold cost, is small in size in a plane state when unfolded, is convenient to carry and store, is convenient for internal cleaning and drying, has very high practicability, and can be reused, so that on one hand, the cost of a user is saved, and on the other hand, the environmental protection property is reflected.

The utility model discloses a testing device for wiring terminal production, which relates to the technical field of power connection terminals and comprises a base, a positioning piece, a stabilizing piece and a driving piece are mounted on the surface of the base, the positioning piece comprises a U-shaped plate and a moving plate which are movably mounted on the surface of the base, and clamping pieces are mounted at one end, positioned on the moving plate, of the U-shaped plate. The clamping piece comprises a connecting rod fixed to one end of the U-shaped plate and one end of the movable plate, the other end of the connecting rod is fixedly connected with a clamping plate, the inner side of the clamping plate is arranged on a conical face, the inner side of the clamping plate is arranged on a circular face, the diameter of the conical face is larger than that of the circular face, and rubber balls are installed on the inner side of the conical face and the inner side of the circular face. According to the testing device for wiring terminal production provided by the utility model, through the arrangement of the positioning piece and the clamping piece, the purpose of stably positioning wires and wiring terminals of different specifications can be achieved, meanwhile, the uniformity of clamping force can be greatly improved, and the clamping force is ensured to be stably distributed in a clamping area and has enough uniformity.

The utility model provides a radioactive sampling manipulator for a nuclear waste barrel, and belongs to the technical field of radioactive detection sampling. The radioactive sampling manipulator for the nuclear waste barrel comprises a mechanical arm, a connecting base installed at the front end of the mechanical arm and a sampling head arranged on the connecting base and used for fixing sampling paper, and the sampling head comprises a base plate, a paper supporting part fixedly arranged on the front side face of the base plate and clamping plates arranged on the two sides of the paper supporting part. The two clamping plates are matched with the two sides of the paper support part through relative movement to clamp the two ends of the sampling paper, and the paper support part is provided with a round face located at the front end and first planes arranged at the two ends of the round face. The sampling device has the advantages of high sampling automation degree, high efficiency and high sampling paper utilization rate in radioactive detection of the nuclear waste barrel.

The application belongs to the technical field of additive manufacturing, and particularly relates to an aircraft cylinder segment and an additive manufacturing method thereof, which comprises a cylinder body, the cylinder body is formed by the cooperation of one or both of an end face and an outer circular face, the end face or the outer circular face comprises a framework and a sandwich layer, the sandwich layer wraps the framework, and the framework and the sandwich layer are integrally manufactured by an additive manufacturing device. The aircraft cylinder segment and the additive manufacturing method thereof can fully maintain the overall strength and integral forming of the cylinder segment by arranging the framework, the sandwich layer can not only realize the light weight of the cylinder segment, but also can inject inert gas in the space of the sandwich layer, on the one hand, the inert characteristics of the inert gas can realize the heat insulation effect, and on the other hand, the inert gas can also realize the effect of shock absorption and noise reduction, so that the problem of the influence of vibration or noise on the internal electronic components of the aircraft can be prevented.

The utility model relates to the technical field of chip developing devices, in particular to a planar spraying developing cavity device which comprises a machine table and an upper cover connected to the machine table in a lifting mode, a spraying plate is arranged in the upper cover in a lifting mode, and a plurality of spraying heads are evenly distributed on the circular face of the spraying plate. The area of the spraying plate in the vertical direction is not smaller than the working face of the machine table, and a bottom sealing structure is rotationally arranged on the lower side of the upper cover. Compared with the prior art, the spraying device has the advantages that the nozzles are evenly distributed on the side, facing the wafer, of the spraying plate, can cover the wafer on the vertical projection plane, move to the proper position in a lifting mode and spray developing liquid or rinsing liquid or gas for blowing and wiping, compared with a spraying mode at the present stage, uniform spraying liquid can be formed more quickly, and the spraying efficiency is improved. The production efficiency is improved, and the wafer below can be in a rotating or standing state; and the liquid spraying coverage surface is complete and continuous, so that the occurrence of opening residual glue caused by incomplete liquid spreading due to hydrophobicity of a glue material with relatively poor hydrophilicity is avoided.

Systems, methods, and devices include a bone repair system with a modular configuration of components. A bone repair device includes a head which tapers from a circular face to a first connector stem. The bone repair device also includes a plurality of interchangeable middle portions. A middle portion includes a first receiving area at a first end and a second connector stem at a second end. The first receiving area is operable to engage the first connector stem of the head portion. The bone repair device further includes a stem portion including a second receiving area at a first end and a tapered implantation stem at a second end. The second receiving area is operable to engage the second connector stem of the middle portion. Furthermore, the stem portion, the middle portion, and the head portion are selectively coupled to form a modular arrangement.

The prefabricated building component convenient to disassemble comprises a prefabricated wall body, a locking mechanism and a push-out mechanism, a circular groove is formed in the middle of the wall face of the prefabricated wall body, grooves are formed in the two sides of the prefabricated wall body, and two clamping plates are arranged in the two grooves in a sliding mode respectively. Rubber pads are fixed to the two sides in the groove, the clamping-in plates are connected with the push-out mechanism, the push-out assembly can push out the two clamping-in plates towards the two sides, the push-out mechanism comprises a cylindrical block, a sliding rod and a connecting rod, the cylindrical block and the circular groove are coaxially arranged, and a center shaft of the cylindrical block is rotationally installed on the inner wall of the circular face of the circular groove; two sliding holes communicating with the grooves are formed in the inner side wall of the circular groove, the whole sliding rod is arranged in the sliding holes in a sliding mode, one end of the sliding rod is fixed to the clamping-in plate, one end of the connecting rod is rotationally installed at the other end of the sliding rod, and the problem that current installation and disassembly are troublesome is solved.

The utility model discloses a water-blocking water tank net bag, and relates to the technical field of water tank net bags. The device comprises a net bag main body and an arc-shaped plugging plate, a plugging device is arranged at the bottom of the net bag main body, and a transmission device is arranged in the plugging device; the plugging device comprises a fixing disc, the fixing disc is arranged at the bottom of the inner wall of the net bag body, and the fixing disc penetrates through the net bag body and extends out of the net bag body. Through the mutual cooperation effect of the fixing disc, the fixing rod, the rotating groove, the driving bevel gear, the fixing block, the U-shaped pushing column and the like, when a user rotates a transmission rod, the U-shaped pushing column rotates under the effect of a transmission device, the six arc-shaped plugging plates can be spliced to form a plugging circular face, and the plugging efficiency is improved. And therefore, when a user needs to plug the notch, plugging can be carried out, the requirements of the user can be met, and the user can operate conveniently.

The invention discloses an endoscope which comprises a handle, a side mirror mechanism and a driving mechanism. A penetrating channel is formed in the handle, the side mirror mechanism is partially installed in the penetrating channel in a sliding mode, the cross section of the side mirror mechanism is a circular face, the side mirror mechanism comprises at least two side mirror assemblies, the cross section of each side mirror assembly is a fan-shaped face, and the adjacent side mirror assemblies are connected in a sliding mode through a sliding structure. The fan-shaped faces of the side mirror assemblies are spliced to form the circular face of the side mirror mechanism, the diameter of the side mirror mechanism composed of the side mirror assemblies is the same as that of a traditional endoscope, discomfort of a patient cannot be increased, and the smoothness of endoscope insertion operation cannot be affected. The driving mechanism is connected with the side mirror assemblies, the driving mechanism drives at least one side mirror assembly to move relative to the other side mirror assemblies along the sliding structure, so that different side mirror assemblies move to different observation planes, the different side mirror assemblies carry out imaging synchronously, and medical staff can know the collapse and blocking conditions of the different observation planes at the same time.

The utility model relates to the technical field of wind power towers, in particular to a wind power tower door frame die. The utility model provides a wind power tower door frame die which comprises an upper die and a lower die, and the lower die comprises a lower die base and a bearing assembly. By adjusting the positions of the upper die and the lower die, the arc-shaped protruding body of the upper die and the first arc-shaped groove body of the lower die are located on the same longitudinal central axis. And under the cooperation of the upper die and the lower die, the door frame base material is stamped into a preset shape. In the stamping process, the door frame base metal moves from the two sides of the first arc-shaped groove body to the middle of the first arc-shaped groove body, and the lower surface of the base metal and the outer circular face of the rotating shaft move relatively. As the rotating shaft rolls relative to the door frame base material, the dynamic friction between the rotating shaft and the door frame base material is rolling friction. Compared with the mode that the door frame base material directly slides on the surface of the lower die, the friction force borne by the door frame base material in the moving process can be reduced by arranging the bearing assembly, and then damage to the door frame base material is reduced.

The utility model relates to the field of hanging baskets, in particular to a special hanging basket for a crane, which comprises a first body, a second body is arranged in the first body, limiting plates are symmetrically and fixedly connected to the opening side of the first body, limiting grooves are formed in the limiting plates, a first baffle is arranged between the limiting plates, and two groups of adjusting grooves are symmetrically formed below the first baffle. An adjusting mechanism is arranged in the adjusting groove and comprises a limiting frame rotationally connected to the side wall of the adjusting groove, one end of the limiting frame is fixedly connected with a limiting column, a J-shaped groove and a tooth-shaped groove are formed in the circular face of the limiting frame, and a J-shaped rod is further rotationally connected to the side wall of the adjusting groove. The first baffle is pulled upwards to a proper position, the first baffle achieves self-locking under the gravity of the first baffle, the opening side of the first body is not shielded by the first baffle any more, a hoisted object can be filled into the hanging basket from the opening side of the first body, operation is convenient, the process of lifting the hoisted object is omitted, labor force is effectively reduced, and the hoisting efficiency is improved. And the working efficiency is improved.

The utility model discloses an I-shaped pile which comprises a pile body, V-shaped empty grooves are formed in the two sides of the pile body, a protruding block and a groove are arranged at the ends of the V-shaped empty grooves in the two sides respectively, the side face, away from the V-shaped empty grooves, of the protruding block is a first arc face, and the side face, connected with the V-shaped empty grooves, of the groove is a second arc face. The first arc surface and the second arc surface are matched with each other, contact surfaces are arranged on one side of the protruding block and one side of the groove, a deviation rectifying chamfer is arranged on one side of the bottom end of the pile body, and when the pile body is inserted into soil, the deviation rectifying chamfer on one side of the bottom end of the pile body and the soil are extruded to prevent the bottom end of the pile body from inclining. And the convex blocks and the grooves are always kept to be attached, so that a gap is reduced, soil in a cavity formed by the two V-shaped empty grooves between the two pile bodies is prevented from being eroded by water flow to be lost, and the overall protection effect of the bank protection wall is improved.

The utility model relates to the technical field of automatic sorting, in particular to an automatic conveying, sorting and conveying system for medicine logistics storage, which comprises a gravity sensing device, a sorting and conveying device, a sorting and conveying device and a control device, the baffle plate is a cuboid of which the bottom is provided with a cylindrical roller; the baffle support is of a fixing structure with a hollow cylinder in the middle and trapezoid bodies arranged on the circular faces of the two sides, and the hollow cylinder is arranged on the outer wall of the cylindrical roller of the baffle in a sleeving mode; wherein a cuboid sliding block is mounted on the lower surface of the baffle, and a spherical groove is formed in the top surface of the sliding block; the outer surface of the hydraulic device is a cylindrical shell with the top provided with a spherical structure, and the hydraulic device is connected with the sliding block through the spherical groove. The gravity sensing device senses passing of the medicine, the baffle is controlled to ascend and descend, so that other medicine is prevented from entering the sorting channel, safety guarantee is provided for medicine sorting operation, and the probability of sorting errors is reduced.

The invention discloses a fire extinguishing bomb unmanned aerial vehicle throwing pod and a throwing device. According to the fire extinguishing bomb unmanned aerial vehicle throwing pod, a first cylinder and a second cylinder are connected in series through a pull rod to form a combined pod structure; the periphery of the pod structure is provided with a plurality of fire extinguishing bomb accommodating cabins which are opened up and down, and the middle parts of the accommodating cabins are provided with sliding rail structures for supporting fire extinguishing bombs and throwing the fire extinguishing bombs; according to the mechanism, the power switch can be turned on through remote control to supply power, the gas production cartridge bag is ignited, high-pressure airflow generated by the gas production cartridge bag rushes into the fire extinguishing bomb containing cabin through the gas guide pipe, the high-pressure airflow pushes the fire extinguishing bomb to break the blocking ring to be thrown out in a circular face mode, and the tail fire stay wire starts the delay igniter while the fire extinguishing bomb is thrown out; the fire extinguishing bomb can be detonated when freely falling to the preset height, and the thrown fire extinguishing agent covers flames to achieve the fire extinguishing effect. The device is simple in structure, convenient to operate and suitable for fire extinguishing occasions during large-area fire disasters.

The utility model discloses a robot used for small pipe diameter internal detection, which comprises a front pipe section, a rear pipe section and a corrugated pipe, the front pipe section and the rear pipe section are arranged in a linear mode, a distance is arranged between the front pipe section and the rear pipe section, the corrugated pipe is arranged between the front pipe section and the rear pipe section, one end of the corrugated pipe is connected with the front pipe section, and the other end of the corrugated pipe is connected with the rear pipe section. The front end of the front pipe section is in a circular truncated cone shape, a lighting lamp holder is arranged in the center of a small circular face of the front end of the front pipe section, and four to six cameras are arranged on the surface of an inclined face of the front end of the front pipe section at equal intervals. According to the device, the knocking head can move upwards, the knocking head can collide with the inner wall of the pipeline to make a sound, and a detector can judge the position of the device according to the sound made by a certain position of the pipeline, so that the device can be conveniently controlled to move forwards or backwards; and magnetic stickers are arranged on the surfaces of the front wheel and the rear wheel, so that the whole device can move up and down in a vertical pipeline.