14results about How to "Speed up the sinking" patented technology

The invention relates to the technical field of water treatment, and discloses ship oil-containing ballast water and tank washing water waste residue separation equipment and a separation process thereof.The ship oil-containing ballast water and tank washing water waste residue separation equipment comprises a separation pipe, the separation pipe can rotate around the axis of the separation pipe, and an arc-shaped partition plate is arranged in the separation pipe and divides an inner cavity of the separation pipe into a demulsification cavity and a gravity separation cavity; the demulsification cavity is located above the gravity separation cavity, and the separation pipe is arranged in the longitudinal direction of the ship. According to the ship oil-containing ballast water and tank washing water waste residue separation equipment and the separation process thereof, the separation bin with the circular-arc-shaped section is used, the floating speed of oil drops and the sinking speed of waste residues are increased, the treatment efficiency is improved, meanwhile, the gravity center position of the separation pipe is kept unchanged due to the circular-arc-shaped shape, the separation pipe tends to be kept at the same position, and the separation efficiency is improved. The influence of ship rolling is small, the impact generated by transverse movement of water flow can also be reduced through the arc-shaped cross section, and the influence of ship shaking on the gravity separation efficiency is further reduced.

The utility model relates to a large typhoon-resistant deep sea aquaculture net cage which comprises a net cage floating body structure located under the water surface, and the net cage floating body structure is provided with at least one annular submerging and floating pipe. The upper-layer low-resistance net hanging structure is located above the net cage floating body structure, the upper-layer low-resistance net hanging structure is provided with a plurality of vertical rods which are integrally and annularly distributed at intervals, each vertical rod is provided with an upper end and a lower end, and the lower ends of the vertical rods are connected to the net cage floating body structure; the netting is integrally arranged in an internal space formed by the upper-layer net hanging structure and the net cage floating body structure, and the upper part of the netting is connected to the upper ends of the vertical rods of the upper-layer net hanging structure. According to the net cage floating body structure, at least one submerging and floating pipe forms a bearing structure to serve as a main body structure, the main body structure has the net cage submerging and floating functions at the same time, the main body structure is located at the bottom of the periphery of the net cage, and a plurality of vertical rods with enough strength are upwards used for hanging nettings. The impact pressure of stormy waves on the whole net cage is reduced, and seawater inside and outside the net cage efficiently exchanges.

The invention relates to the technical field of medical oxygen inhalation treatment instruments, in particular to a hyperbaric oxygen chamber infant oxygen inhalation device which comprises a chamber and a chamber cover covering the chamber. A waste gas collecting pipe is arranged at the bottom in the cabin, the waste gas collecting pipe is annular, a plurality of collecting holes are formed in the waste gas collecting pipe, and gas separation membranes are arranged on the collecting holes; a gas one-way valve is further arranged on the cabin, and the gas one-way valve can allow external air to enter the cabin; the cabin is further communicated with an oxygen inlet pipe, and the oxygen inlet pipe is arranged at the position, close to the cabin cover, of the cabin. The oxygen and carbon dioxide gas exchange circulation efficiency in the cabin can be improved, it is guaranteed that the oxygen content is sufficient, the health of the respiratory system of a newborn is guaranteed, meanwhile, static electricity accumulation in the cabin can be reduced, and the safety and reliability of oxygen uptake treatment are improved; the device can also upload the physical sign data of the infant to a cloud medical health data platform, and the oxygen supply amount is optimized and adjusted through artificial intelligence analysis.

A kind of water bottom electromagnetic detection equipment platform and its launching and recovery method, including upper top plate, middle layer plate and lower bottom plate from top to bottom in turn, the three layers of plate fixed connection constitute square fixed plate, limit space is arranged between upper top plate and lower bottom plate, electromagnetic detection equipment is installed in the limit space, the electromagnetic detection equipment contains several sensors and measurement arm I, measurement arm II, measurement arm III, measurement arm IV respectively extend outward along the diagonal direction of the four corners of the square fixed plate, can significantly improve the recovery reliability, operation flexibility and task success rate of water bottom electromagnetic detection equipment in complex shallow water environment. The platform is connected by releasing structure and platform using buoyancy cylinder, the recovery of the platform is realized, transducer release, timing release, electromagnetic signal release three independent release modes are integrated on the same platform, the recovery success rate and task reliability of seabed electromagnetic detection equipment in complex environment are significantly improved.

The invention relates to a combined sinking deepwater double-wall steel cofferdam and a construction method thereof. The technology that a steel casing assists in overall lowering of the steel cofferdam is adopted. A sand blowing riverbed temporary steel coaming anti-scouring technology is adopted; a high-side water injection unbalance loading weight correction technology is adopted; and a cofferdam bottom sand blowing sinking technology is adopted. The construction method comprises the following main construction steps: (1) erecting and assembling a steel cofferdam assembling platform; the deepwater double-wall steel cofferdam has the advantages that the overall lowering speed of the deepwater double-wall steel cofferdam is increased, it is guaranteed that the temporary anti-scouring steel coaming is rapidly dismantled and recycled, and the deviation correction effect of the cofferdam is achieved.

The utility model discloses an underwater sediment sampling device which comprises a sampling barrel, an electric telescopic rod is arranged at the upper end of the sampling barrel, a piston block is arranged at the output end of the electric telescopic rod, a sealing ring is arranged on the outer diameter face of the piston block, the sealing ring and the inner diameter of the sampling barrel are arranged in a sealing mode, and a plurality of water inlet holes are evenly formed in the upper end of the sampling barrel. A plurality of feeding pipes are arranged on the periphery, close to the lower end, of the sampling barrel, a discharging pipe is arranged at the bottom of the sampling barrel, and closing and opening of the discharging pipe are controlled through a discharging valve. The electric telescopic rod drives the piston block to ascend, the piston block extrudes water in the sampling barrel and discharges the water through the water inlet hole, and the lower part of the piston block is close to a vacuum state at the moment, so that sediments at the water bottom enter the sampling barrel through the feeding pipe, and when the piston block ascends to the upper end in the sampling barrel, the feeding pipe is closed through the electromagnetic valve; sediments in the sampling barrel are prevented from flowing out.

The invention discloses an air bag pipe pile and a using method, and relates to the field of civil engineering, the air bag pipe pile comprises a main pile body and a movable pile body, the main pile body is arranged to press a soil body, at the moment, the main pile body and the movable pile body are integrated, no protrusion exists, the whole is smoothly embedded into the soil body, and after the main pile body and the movable pile body are embedded in place, the air bag pipe pile is formed. Pressurizing is started, so that the outer air bag and the inner air bag expand to squeeze the soil tightly, and the side wall friction resistance is enhanced. The main pile body comprises an outer air bag arranged on the surface of the main pile body. A force is applied to the outside by inflating the outer bladder. The movable pile body is in sliding connection with the main pile body, the movable pile body is connected with the inner air bag, expansion of the inner air bag drives the movable pile body to move, the first air bag of the pile head is pressurized, and the first air bag is pressed into the soil body towards the side wall to form built-in fixation. The main pile body is embedded into a soil body, and after the main pile body reaches a designated position, pressurization is started, so that the outer air bag and the inner air bag are continuously expanded, pressure is applied to the outer side, and the side wall friction resistance is enhanced.

The utility model discloses a marine environment self-heaving buoy which comprises a buoy body and a sinking supporting leg fixedly connected to the bottom end of the buoy body, a heaving mechanism is arranged in the buoy body, auxiliary heaving mechanisms are arranged on the two sides of the heaving mechanism, the heaving mechanism comprises a first sealing rubber ring, and a through groove is formed in the outer wall of the buoy body. Mounting grooves are formed in the upper end and the lower end of the inner wall of the through groove, first sealing rubber rings are fixedly connected to the inner walls of the mounting grooves, supporting rings are fixedly connected to the outer walls of the inner sides of the first sealing rubber rings, the outer walls of the supporting rings are fixedly connected to the inner walls of the mounting grooves, and water inlets are formed in the outer walls of the first sealing rubber rings and the outer walls of the supporting rings; the output end of the motor is fixedly connected with a rotating plate, the inner wall of the buoy is provided with a rotating groove, the outer wall of the rotating plate is rotatably connected to the inner wall of the rotating groove, and the bottom end of the rotating plate is fixedly connected with a water bag. The floating buoy can rise and sink automatically, the use range of the buoy is widened, and the use performance of the buoy is improved.

The present invention belongs to the technical field of underground engineering construction, and specifically relates to a reaction force and locking system for a mud-water balanced caisson station in a soft soil area, including a reaction force truss, a jack and a locking device; the reaction force truss includes a crossbeam and a column, and the two ends of the crossbeam are respectively fixed to the two columns; the bottoms of the two columns are fixed to the ground, and the opposite sides of the two columns are provided with locking devices for cooperating with the locking piers on the side walls of the caisson section to lock the caisson section. The reaction force and locking system for a mud-water balanced caisson station in a soft soil area provided by the present invention applies a sinking force to the caisson structure and adjusts the caisson posture by arranging a jack under the reaction force truss; by arranging locking devices on both sides of the caisson section, and locking the caisson section by cooperating with the locking piers on the side walls of the caisson section, so as to facilitate the assembly and pouring of the next section of the caisson structure or monitor the current caisson section, thereby improving the construction speed of the caisson and ensuring safety.

This invention relates to the field of ultrasonic detector technology, specifically to a rapidly sinking and moving ultrasonic depth detector. It includes a detector body and a remote control display connected to the detector body. A connecting cable several meters long connects to the remote control display on the upper surface of the detector body. Several elastic buffer rods are evenly distributed around the detector body, and counterweight boxes are connected to these rods. Each counterweight box has a drive mechanism on its outer side and a moving mechanism at its bottom. Two symmetrically arranged counterweight boxes each contain a water injection mechanism and a drainage mechanism, while the other two symmetrically arranged counterweight boxes each contain a power supply mechanism. This invention provides a faster sinking speed, improving work efficiency, and allows for movement underwater. Furthermore, it facilitates faster and more convenient upward lifting after detection.

The annular anchor comprises an annular cylinder and a lifting lug, the lifting lug is connected to the radial outer side of the annular cylinder and suitable for providing a connecting point for an anchor chain, the detaching and placing device comprises a suction cylinder, a suction cavity with an opening is defined in the suction cylinder, and the inner diameter of the suction cavity is larger than the outer diameter of the annular cylinder. An avoiding hole extending in the axial direction of the suction barrel is formed in the side wall of the suction barrel, the avoiding hole penetrates through the surface of one axial end of the suction barrel, and the lifting lug is suitable for being arranged in the avoiding hole in a penetrating mode; a through hole communicated with the suction cavity is formed in the top of the suction cylinder. According to the detaching and placing device, the sealing effect of the suction cavity can be improved, the change speed of the pressure intensity in the suction barrel is high, the lifting speed of the suction barrel is improved, the suction barrel can rapidly place the annular anchor into a seabed and rapidly pull the annular anchor out of the seabed, and the detaching and placing efficiency of the detaching and placing device is improved; and the reliability of the dismounting device is improved.

The invention discloses a sinking and floating auxiliary cleaning platform and method, and aims to overcome the defects that a quartz product is easy to collide with the edge of a pickling tank during pickling operation, and an acid solution is easy to fill into a glove during operation by a worker. A sinking and floating switching cavity is formed in the sinking and floating platform, a through-flow hole is formed in the bottom of the sinking and floating platform, a high-pressure inflation nozzle is arranged on the sinking and floating platform, the sinking and floating switching cavity is communicated with an exhaust pipe, a switching valve is installed on the exhaust pipe, and the through-flow hole and the high-pressure inflation nozzle are both communicated with the sinking and floating switching cavity. In the pickling process, the quartz product is placed on the sinking and floating platform, the quartz product automatically sinks and floats along with the sinking and floating platform, collision of the quartz product is reduced, acid liquor is prevented from entering gloves of staff, and the labor intensity and the safety risk of the staff are reduced.

A universal produced liquid sediment radical treatment device relates to the technical field of petroleum equipment and comprises an upper connector, an outer working barrel, a liquid suction pipe, an eccentric single-flow filtrate pipe, a multifunctional spiral blade, a pure liquid isolation pipe and a lower connector, the multifunctional spiral blade is surrounded by the outer wall of the liquid suction pipe, and an arc-shaped hole is formed in the inner side of the multifunctional spiral blade. The upper portion of the eccentric single-flow filtrate pipe is provided with an open pipe wall, the lower portion of the eccentric single-flow filtrate pipe is closed, the lower end of the eccentric single-flow filtrate pipe is welded to the top end of the pure liquid isolation pipe, the whole formed by the eccentric single-flow filtrate pipe and the pure liquid isolation pipe is sleeved with the outer working barrel, and the top end of the outer working barrel is welded to the upper connector. The lower joint is welded at the bottom; a liquid inlet hole is formed in the outer working barrel. The universal produced liquid sediment radical treatment device not only can effectively separate liquid, gas, sand and dirt, but also can separate fine-particle muddy substances, the separation rate can reach 99% or above, and meanwhile, the separated substances can be automatically collected.