47results about How to "Quick suction" patented technology

The utility model relates to the technical field of kitchen ventilation, and provides a kitchen ventilation and air exchange device with an oil removal function, which comprises a ventilation pipe, a cleaning cover is arranged outside one end of the ventilation pipe, telescopic rods are screwed at four corners in the cleaning cover, a movable frame is arranged in the cleaning cover, and the movable frame is connected with the telescopic rods through bolts. The telescopic end of the telescopic rod is screwed and fixed with the movable frame; according to the kitchen ventilation and air exchange device with the oil removal function, the ventilation pipe is sleeved with the cleaning cover, the movable frame moves to be close to the oil contamination position, the oil contamination is scraped away through the scraping plate, the oil contamination is wiped through the cleaning cotton after being scraped away, meanwhile, the cleaning cotton can rapidly absorb moisture, drying treatment can be conducted through the heating pipe after cleaning, and meanwhile the cleaning cover is arranged on the ventilation pipe in a sleeving mode. In addition, the heating pipe can heat sticky oil dirt before cleaning, the sticky oil dirt can be melted, the scraping plate can better scrape the oil dirt conveniently, the oil dirt can be washed through the spraying frame, the viscosity of the oil dirt can be reduced easily, and the cleaning effect can be improved.

The utility model relates to the technical field of plastic steel profile processing, and discloses a deburring tool for plastic steel profiles, which comprises a support frame, a polishing roller horizontally and rotatably connected above the inner side of the support frame, a polishing plate and a dust suction pipe, and the dust suction pipe horizontally penetrates through the middle of the polishing roller and is fixedly connected with the polishing roller. A driving motor is controlled to work, a grinding roller can be driven to rotate through a dust suction pipe, a plastic steel profile on the surface of an electric conveying belt can be effectively ground and deburred through a grinding plate on the outer side of the grinding roller, the grinding plate is arranged between two sets of mounting grooves, and a suction pipe is communicated with the dust suction pipe; dust generated when the polishing plate polishes the plastic steel profile can be rapidly sucked through dust suction holes evenly formed in the inner wall of the bottom end of the mounting groove, and the situation that the dust floats in air and influences the working environment is avoided.

The utility model relates to the technical field of medical instruments, in particular to a nasal cavity suction tube which comprises an extension tube, one end of the extension tube is in threaded connection with a fixed tube, one end, far away from the extension tube, of the fixed tube is in threaded connection with a bent tube, and first suction holes which are circularly distributed at equal intervals are formed in the circumferential outer wall of the bent tube; an anti-backflow assembly is arranged in the extension pipe, a spiral blade is fixedly connected to the circumferential inner wall of the fixed pipe, and a suction head is fixedly connected to the end, away from the fixed pipe, of the bent pipe. According to the nasal cavity aspirator, due to the fact that the bent pipe extends into the nasal cavity of a patient, the nasal cavity aspirator can be better attached to the nasal cavity of the patient, foreign matter in the nasal cavity of the patient can be rapidly sucked out, and one end of the bent pipe is provided with four sets of first suction holes and one set of second suction holes so that multi-hole suction can be conducted on the patient; the situation that a group of suction holes are blocked when being adsorbed to the surface of a soft and easily-deformed mucous membrane is avoided, and the circulation of the whole suction tube is ensured.

The invention discloses a urinary surgery nursing leakage-proof urinary catheterization device which comprises a urinary catheter, a leakage-proof assembly is arranged at the top of the urinary catheter, a fixing assembly is arranged on the outer side of the leakage-proof assembly, a connecting assembly is arranged at the top of the leakage-proof assembly, the leakage-proof assembly comprises an inner tube, the inner tube is fixedly installed at the top of the urinary catheter, and a sealing assembly is arranged at the bottom of the inner tube. The bottom of the catheter is communicated with the outside, the expansion tube is made of elastic silica gel, and the sealing cover is made of silica gel. According to the urinary surgery nursing leakage-proof urethral catheterization device, a leakage-proof assembly of the device is attached to the outer portion of a urethral orifice through a sealing cover to provide certain sealing performance, an expansion pipe is made of elastic silica gel, a screw can be driven to rotate by rotating a rotary knob, a piston plate is pressed downwards to squeeze air in an inflator into the expansion pipe, the air is expanded outwards, and a urethral orifice gap is filled; the sealing performance of the connecting position of the catheter and the urethra is greatly improved, and urine is effectively prevented from leaking out of the communicating position of the catheter and the urethra.

The utility model discloses a single-sided printed circuit board printing and drying device which comprises a box body, a door plate is rotatably arranged on the side face of the box body, a first sliding groove is formed in the box body, an I-shaped block is arranged in the first sliding groove in a sliding mode, a ventilation hole is formed in the box body, the ventilation hole is communicated with the first sliding groove, and the I-shaped block is arranged in the first sliding groove in a sliding mode. The I-shaped block is connected with the inner wall of the first sliding groove through a third spring, the first fixing rod is fixedly connected to the inner side of the door plate, the end of the first fixing rod is fixedly connected with a first circular truncated cone block, and the first circular truncated cone block abuts against one end of the I-shaped block. According to the utility model, when the circuit board is dried to be 70% cooked, the door plate is opened, the I-shaped block loses the abutting action of the first circular truncated cone block, and slides in the first sliding groove under the elastic force action of the third spring, so that the I-shaped block does not shield the ventilation hole any more, and hot air in the box body is rapidly sucked; and hot air in the box body is prevented from scalding workers.

The utility model belongs to the technical field of ink-jet printing, and particularly relates to high-speed and high-precision ink-jet printing equipment for two-dimensional code labels, which comprises a printing table. A printing machine is mounted at the top of the printing table; an unwinding roller is mounted at the end part of the printing table; two guide rollers are installed at the end, away from the unwinding roller, of the printing table. A drying box is fixedly connected to the middle of the printing machine. Two air boxes are fixedly connected to the end part of the drying box; a fan is mounted in the middle of the air bellow; two drainage plates are fixedly connected to the middle of the drying box; the two drainage plates are oppositely arranged in a staggered manner; the drainage plate is arranged in an L shape; a heating wire is mounted in the middle of the drying box; the heating wire is arranged in an arch shape; the heating wire is arranged between the two drainage plates; through the structure, ink drops on the surface of the printed label can be rapidly shrunk and shaped, the situation that the black and white module boundary of the two-dimensional code is fuzzy due to burrs formed after the ink drops to the surface of the label and diffuses to the periphery is reduced, and the two-dimensional code pattern is kept complete.

The invention discloses a power distribution power cabinet, and relates to the technical field of power cabinets, the power distribution power cabinet comprises a heat dissipation channel and a cabinet body shell, the outer wall of the heat dissipation channel is fixedly connected with the inner wall of the cabinet body shell, and a heat dissipation assembly arranged in the heat dissipation channel, slidably connected with the inner wall of the heat dissipation channel and used for dissipating heat in the cabinet body shell. The power cabinet comprises a cabinet body shell, a heat dissipation assembly arranged on the cabinet body shell, an up-down reciprocating assembly arranged on the cabinet body shell, linked with the heat dissipation assembly and used for driving the heat dissipation assembly to move up and down, a grid scraping assembly arranged on the cabinet body shell and used for dedusting a grid for heat dissipation, and an installation assembly arranged on the cabinet body shell and used for wiring installation of the power cabinet. And the electric shock prevention assembly is arranged in the cabinet body shell and is used for preventing a worker from electric shock, and the problem that the position of an existing heat dissipation device is fixed relative to the electric power cabinet, so that the heat dissipation range of a fan is very limited, and the heat dissipation range is reduced is solved.

This invention discloses an oil draining device and method for a lubricating oil radiator. The oil draining device includes a fixed support, an oil storage tank, a drain pipe, and a vacuum pump. The fixed support secures the lubricating oil radiator so that the drain port faces vertically downwards. The oil storage tank collects the drained oil and has a drain pipe at the bottom. The Venturi-type drain pipe connects the radiator to the oil inlet of the oil storage tank, accelerating oil flow. The vacuum pump is connected to the oil storage tank through a negative pressure pipeline, creating a stable negative pressure environment to provide power for oil suction. This invention, by using a fixed support to ensure the drain port faces vertically downwards and utilizing gravity to assist in oil draining, and by using the Venturi-type drain pipe to accelerate oil flow, combined with the negative pressure environment created by the vacuum pump in the oil storage tank, can significantly improve the efficiency of conventional oil draining. Furthermore, even if the vacuum pump fails, the Venturi-type drain pipe can still ensure smooth oil draining, thus meeting the oil draining needs of aviation maintenance.

The utility model discloses a cleaning device for a small-diameter anti-floating anchor rod pile hole. The cleaning device comprises a material suction end, a negative pressure tank and a vacuum pump provided with a motor which are connected in sequence, the material suction end comprises a first pipe body and a second pipe body which are connected, the length of the first pipe body is larger than the depth of an anti-floating anchor rod pile hole, the diameter of the outer wall of the first pipe body is smaller than the inner diameter of the anti-floating anchor rod pile hole, and the end, placed in the anti-floating anchor rod pile hole, of the first pipe body is in a linear shape with a gap of 8-10 mm. The negative pressure tank is provided with a feeding port and a vacuum port, and the feeding port and the vacuum port are connected with the second pipe body and the vacuum pump respectively. According to the anti-floating anchor rod, the material suction end head is arranged in a multi-section mode, the material suction end head can be conveniently placed at the bottom of an anti-floating anchor rod pile hole, and slurry can be rapidly pumped out on the premise that suction force is guaranteed. On the whole, the device is flexible to operate, has multiple purposes, and can be used for accurately cleaning dead angles and limited space parts.

This invention relates to the field of sintering flue gas incinerator technology, specifically a cooling device for a sintering flue gas incinerator. The device includes an incineration assembly, with a flue gas conveying assembly installed at the upper end of the incineration assembly. A circular pipe is fixed inside the incineration assembly, and a diversion cooling mechanism is provided within the circular pipe. A conical filter screen is installed within the diversion cooling mechanism. A conveying pipe passes through the middle of the upper end of the circular pipe, and the upper end of the conveying pipe passes through the flue gas conveying assembly and is equipped with a dust extraction mechanism. A negative pressure pipe is installed on the dust extraction mechanism. This invention enables rapid flow of the liquid exchange medium to facilitate heat exchange with the incinerator, improving heat utilization efficiency. It also controls the flow direction of the flue gas, achieving cooling through heat exchange and spraying during the flow process. Furthermore, it concentrates and removes impurities from the flue gas, preventing blockages that could impede gas flow.

This invention provides a dual-lumen thrombus aspiration catheter assembly, belonging to the field of interventional medical device technology. The assembly includes an aspiration tube body with an aspiration cavity and a guide cavity arranged parallel along the axial direction. The proximal end of the aspiration cavity is used to connect to a negative pressure aspiration device, and the distal end has an aspiration port. A distal protection unit is slidably inserted within the guide cavity. The distal protection unit has a guide portion and an interception portion located distal to the guide portion. The interception portion has a compressed state and an expanded state. During operation, the compressed distal protection unit is transported to the distal end of the target location along with the aspiration tube body. After the interception portion of the distal protection unit detaches from the guide cavity, it expands and supports itself at a set position to intercept any thrombi that fall during the operation. The aspiration cavity of the aspiration tube body can move along the guide portion to adjust the position of the aspiration port. This invention primarily addresses the technical problems in existing technologies where adjusting the position of the aspiration catheter requires repeated establishment of guidewire pathways, and the distal protection requires additional instruments, leading to long operation times and high risks.

The utility model discloses a discharging device of a corn harvester, which is characterized in that the top of a vehicle body is movably connected with a rotating table, the top of the rotating table is in bolted connection with a mounting screw disc, one side of the mounting screw disc is fixedly connected with a lug II, and the upper part of the lug II is rotatably connected with a lug I; the first lug and the second lug are rotationally connected through a shaft rod, a conveying pipe is arranged at the top of the first lug, a first clamping block is fixedly connected to one side of the conveying pipe, a telescopic arm is rotationally connected to one side of the first clamping block, and the other end of the telescopic arm is rotationally connected to the inner side of the second lug through a second clamping block. A mounting screw disc can make part of the structure of the discharging device convenient to replace, a telescopic arm is matched with a lug piece and a clamping block, the height of a discharging port can be adjusted, the use scene is increased, and a telescopic supporting leg assembly can make the device more stable during discharging work.

The invention discloses a foldable introduction head cleaning system, comprising a cleaning device and a drying device. The cleaning device is composed of a supporting mechanism, a transmission mechanism, a suspension mechanism and an ultrasonic cleaning pool mechanism. The drying device is composed of a tray mechanism and an air suction mechanism. The supporting mechanism is composed of a base and a bearing. The transmission mechanism is composed of a servo motor, a lead screw, a lifting frame, a guide column, a lead screw positioning pin and a linear bearing. The suspension mechanism is composed of a suspension tray, a pull rod stop rod, a shift rod, a shift rod pull rod one, a shift rod pull rod two, a drop rod, a drop rod pull rod one, a drop rod pull rod two and a retaining spring. The ultrasonic cleaning pool mechanism is composed of an ultrasonic cleaning pool and an ultrasonic cleaning pool plug. The invention can effectively reduce the friction between the impurities in the inner cavity and the artificial lens, effectively clean the impurities attached to the surface of the foldable introduction head, significantly improve the surface cleanliness, avoid the artificial lens from being damaged, reduce the risk of infecting the human eye after entering the human eye, can achieve batch cleaning, and has broad application prospects.

The present invention discloses a polishing device for welding wire production, including a mobile box, a wire guide frame symmetrically arranged on the upper part of the mobile box, wire guide holes evenly opened in the wire guide frame, two fixed sliding rollers symmetrically arranged in the inner cavity of the mobile box, a driven polishing roller arranged between the two fixed sliding rollers, an active polishing roller arranged just below the driven polishing roller, an ear seat arranged above the driven polishing roller, a screw rod rotatably connected to the top of the ear seat, the welding wire forms a V-shaped portion under the guidance of the two fixed sliding rollers and a driven polishing roller, and a scraper assembly and a dust suction seat are respectively arranged on both sides of the half of the V-shaped portion close to the outlet end. The present invention can perform batch grinding and polishing to improve polishing efficiency; the scraper assembly can intercept the debris in the polishing process, and then the dust suction seat close to the interception area can quickly absorb the debris, effectively preventing the debris from adhering to the surface of the welding wire.

The utility model relates to the technical field of film production, in particular to two-side drying equipment for producing degradable plastic films, which mainly comprises a drying box, soaking rollers, an air inlet stopper, an air outlet stopper, an air slip ring, an air guide branch pipe, a hot air system, a rotary driver, a rotary base frame and a heating pipe. The rotary driver is used for driving the soaking rollers to rotate, the two soaking rollers are used for evenly transferring heat dissipated by the heating pipe to the two faces of a thin film strip, even heating is achieved, and the situation that a thin film is damaged due to local overheating is avoided; hot air generated by the hot air system is guided into the cylindrical exhaust groove of the soaking roller through the air guide branch pipe, the air sliding ring and the air inlet blocking piece and then guided out through the air outlet blocking piece, negative pressure can be generated when heating air in the cylindrical exhaust groove flows at a high speed, water on the surface of a film can be rapidly sucked away through the water suction groove in the drying process, and the drying efficiency is guaranteed.

The application discloses a kind of lavender preparation of degradable 3D wire and related equipment, it is related to 3D wire preparation technical field.The frame is rotatably connected with main rod in the inner wall of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotatably connected with the main rod in one end of the frame, and the frame is rotably connected with the main rod in one end of the frame, and the frame is rotably connected in the inside of the frame with folding stirring device.The application is provided with folding stirring device and partition device, and the frame is divided into at least three chambers by partition device, and folding assembly is arranged in stirring melting chamber and vacuum chamber, and folding assembly is stirred to mixture, so that mixture is quickly melted, while stirring mixture in vacuum chamber, and volatile components in molten mixture produce gas, vacuum pump can quickly suck out gas in molten mixture, so that gas in molten mixture can be quickly removed, to ensure the quality of wire after forming.

The utility model discloses an adsorption hub for cutting off a cigarette filter section, which comprises a hub body and is characterized by further comprising a hub sleeve, the hub sleeve is fixedly sleeved on the hub body, and a plurality of cigarette rod grooves matched with the diameter of a cigarette rod are circumferentially distributed on the outer surface of the circumference of the hub sleeve at uniform intervals; the air distribution drum is located on the inner ring of the hub body, and the diameter of the air distribution drum is matched with the inner diameter of the hub body; the gas distribution groove is formed in the gas distribution drum in a penetrating manner, and the outer ring of the gas distribution drum is divided into a shielding part and an open part by the gas distribution groove; when the air distribution drum is cut, only a single large-diameter through hole matched with the air distribution drum in diameter needs to be machined in the hub body, a plurality of air suction holes do not need to be machined to be matched with vent holes, the machining difficulty is lower, the machining speed is higher, and meanwhile chippings generated during cutting block the air suction holes and can be cleaned easily.

The utility model relates to the technical field of stirring mechanisms, and discloses a feed stirring mechanism which comprises a shell, a dust removal opening, an annular conduction shell, a communication pipe, a filter screen, a feeding opening, a discharging opening and a stirring assembly. When the feed mixing device is used, feed needing to be mixed is poured into the shell from the feeding opening, the feed is mixed through the stirring assembly, during mixing, dust in the shell is sucked out through the communicating pipe through the dust suction mechanism, and in the process of the western region, the filter screen can prevent feed particles from being sucked out. By the adoption of the mechanism, the annular communicating shell and the communicating pipe can be arranged to be matched with an external dust suction mechanism to quickly suck out dust in the shell, and compared with the prior art, gaps are reduced, so that the dust is directly sucked, dust leakage is prevented, and the suction effect is improved.

The utility model relates to the technical field of particle counters, and discloses a high-precision dust particle counter which comprises a dust particle counter body, an air inlet communicating pipe is arranged at the top end of the dust particle counter body, and an air inlet pipe head is arranged at the top end of the air inlet communicating pipe. The air inlet pipe head is internally provided with an attached dust cleaning assembly used for rapidly cleaning attached dust, the attached dust cleaning assembly is arranged on the air inlet pipe head, and a fixed connecting cylinder in the attached dust cleaning assembly can shield the inner wall of the air inlet pipe head; the situation that dust directly adheres to the inner wall of the air inlet pipe head and is difficult to clean is avoided, a user can suck air more quickly when using the dust particle counter body, the normal air inlet efficiency of the dust particle counter body is guaranteed, the dust particle counter body counts and detects dust particles in air more accurately, and the user experience is improved. And the user can use conveniently.

The utility model discloses a kind of anti-choking instruments, including shell assembly, the shell assembly is equipped with face guard, negative pressure assembly is equipped in the shell assembly, the shell assembly includes hollow upper pipe body and lower pipe body, the upper pipe body is connected in lower pipe body, the lower pipe body is connected in face guard;Air inlet check valve is equipped between the lower pipe body and face guard, air outlet check valve is equipped in the air inlet check valve side;The negative pressure assembly includes the piston rod that can be moved up and down, locking mechanism is equipped on the piston rod, first sealing ring is equipped between the piston rod and lower pipe body, the bottom end of the piston rod is abutted on air inlet check valve;The bottom end of the piston rod is equipped with reset slot, first elastic member is equipped in the reset slot, and the first elastic member is abutted on lower pipe body.The utility model is simple in structure, convenient to assemble, reduce production and maintenance cost, improve product stability and reliability.

The utility model relates to the technical field of cleaning auxiliary devices, in particular to a portable dry ice supply device for a pipeline cleaning robot. The dry ice storage device comprises a material conveying annular plate detachably connected with the dry ice feeding end of the cleaning machine through a bolt, a feeding annular plate arranged below the material conveying annular plate, an elastic conical folding material conveying pipe fixedly arranged between the material conveying annular plate and the feeding annular plate, and a dry ice storage cylinder arranged below the feeding annular plate and provided with an upward opening. The sealing cover is detachably arranged at an opening of the dry ice storage barrel, the mounting assembly is arranged between the sealing cover and the feeding ring plate and used for fixedly mounting the sealing cover on the lower side of the feeding ring plate, and the communicating assembly is arranged between the sealing cover and the feeding ring plate and used for communicating the conical folding conveying pipe with the dry ice storage barrel. The device aims at improving the impact force generated when dry ice particles are input into the cleaning machine as much as possible.

The invention relates to the technical field of space light absorption detection, in particular to a device and a method for detecting gas leakage through a space light absorption method, and the device for detecting gas leakage through the space light absorption method is arranged on the outer wall of a pipeline and comprises a walking shell arranged on the outer side wall of the pipeline. One end of the walking shell is rotationally connected with a pipeline detection assembly, one end of the pipeline detection assembly is provided with a clamping assembly, and the other end of the pipeline detection assembly is provided with a valve detection assembly. The device is suitable for surface crack detection of valves and pipelines, a third driving motor drives a driving gear to rotate to be meshed with an annular tooth groove of a detection frame, so that the detection frame circumferentially rotates around the center of the pipeline, a light absorption detector is fixed to the frame through a double-insertion plate in a matched mode, and a magnetic attraction roller of a walking shell achieves axial movement. A 360-degree three-dimensional detection path is formed with circumferential rotation, the whole area of the valve and the pipeline is covered, traditional detection dead angles are eliminated, leakage of leakage points is avoided, the detection comprehensiveness is improved, and the device can walk automatically and is high in automation degree.

This utility model belongs to the technical field of metallurgical ironmaking equipment, and relates to a tuyere platform suction beam. This suction beam, as part of the tuyere platform, is arranged near the taphole. It includes a box-shaped beam and an external dust collection pipe communicating with the inner cavity of the box-shaped beam. The box-shaped beam has suction ports to remove high-temperature fumes. The external dust collection pipe is connected to an external dust collection system. This utility model, through the suction ports on the box-shaped beam and its connection to an external dust collection system, can effectively remove high-temperature fumes in front of the furnace, reducing the temperature in that area and improving the furnace environment. It eliminates the need for an additional dust hood, reducing investment costs while not occupying limited space in front of the furnace. Furthermore, the tuyere platform suction beam is a certain distance from the equipment in front of the furnace, preventing the equipment from being baked by the inhaled high-temperature fumes, thus extending the equipment's service life.

The invention discloses an auxiliary ventilation device for field operation first-aid machinery, and relates to first-aid equipment, the auxiliary ventilation device comprises a main body with an opening in the top, a composite gas cylinder is arranged in the main body, and the output end of the composite gas cylinder is communicated with one end of an oxygen cannula coiled in the opening; a piston rod piece is arranged in the composite gas cylinder and comprises a composite piston piece which is located in the composite gas cylinder and keeps piston movement, and the composite piston piece is matched with the composite gas cylinder in outline. An equipment box is arranged below the main body, a driving mechanism for driving the composite piston piece to move is arranged in the equipment box, and the driving mechanism comprises a crank disc driven by a motor. The piston rod piece is driven by the motor to reciprocate in the composite gas cylinder, external gas is rapidly sucked into the composite gas cylinder and pushed into the oxygen cannula, and therefore oxygen can be rapidly supplied to oxygen-deficient soldiers.

The present application relates to the field of medical device technology, and more specifically, to a thrombus removal system and a method of use. The thrombus removal system provided by the present invention includes a separately arranged balloon catheter and a stent catheter, the distal end of the balloon catheter is provided with a blocking balloon, the proximal side of the blocking balloon is provided with a thrombus-breaking stent, the thrombus-breaking stent is connected to the distal end of the stent catheter, the balloon catheter can be movably connected to the stent catheter, the stent catheter is provided with a suction lumen for removing the broken thrombus, and the suction lumen is communicated with a Luer connector provided at the proximal end of the stent catheter. The thrombus removal system of the present invention can block thrombi and prevent thrombi from escaping through the combined use of a blocking balloon and a thrombus-breaking stent, and can also play the role of removing and breaking thrombi.

The utility model relates to the technical field of dressings, in particular to a medical gauze dressing. The medical gauze dressing comprises an upper layer, a bottom layer and a middle layer arranged between the upper layer and the bottom layer, the upper layer and the bottom layer are made of gauze, and the middle layer is made of spunlace non-woven fabric; and the middle layer is formed by superposing a single layer of spunlace non-woven fabrics or a plurality of layers of spunlace non-woven fabrics. According to the medical gauze dressing, the structure and materials of an existing product are improved, the use amount of gauze is reduced, the product manufacturing period is shortened, cost is reduced, the liquid absorption amount is increased, the upper layer and the bottom layer are made of gauze, the middle layer is made of spunlace non-woven fabric, the advantages of roughness, toughness, good air permeability and fast liquid absorption of the gauze are reserved, and the medical gauze dressing is suitable for being used for medical application. Meanwhile, the spunlace non-woven fabric is combined, so that the liquid absorption amount of the dressing is increased, the use of gauze is reduced, the product cost and carbon emission are reduced, the dual-carbon development target is met, and the use habits of doctors are met.

The present invention relates to the technical field of medical care devices, and proposes a pediatric gastrointestinal detection device for pediatricians, comprising a detection body, the detection body is connected to a catheter through a straight tube, the upper end of the catheter is connected to a fixing mechanism, the lower end of the catheter is connected to an expansion hose, the end of the expansion hose is provided with a probe, the probe is electrically connected to the detection body, the inside of the expansion hose is provided with multiple groups of adjustment and cleaning mechanisms, and the fixing mechanism is also connected to a negative pressure mechanism. The beneficial effects of the present invention are as follows: when entering the esophagus, it can be in a thinner catheter posture, and when it is necessary to discharge liquid inside the esophagus or stomach, the thickness of the expansion hose can be changed to facilitate the discharge of liquid, and it is also convenient to clean the catheter and the expansion hose, so as to facilitate gastrointestinal examination of children.

The present invention discloses a facial surgery endoscope system in the field of surgical operations, and particularly relates to a facial surgery endoscope system. The facial surgery endoscope system is used to remove foreign objects embedded in the face, and includes a detection part, including an endoscope and a negative pressure tube. The endoscope includes a detection light source and a hose. The front end of the hose is provided with a detection light source. The hose is connected to the negative pressure tube, and the inner wall of the negative pressure tube is provided with a detachable screen. The clamping part includes a positioning member and a grasping member. The positioning member and the grasping member are respectively fixed to the negative pressure tube. The outer surfaces of the positioning member and the grasping member are smooth arc surfaces, and the inner surface of the grasping member is provided with a movable claw that pushes the foreign object to the negative pressure tube. The present invention has a negative pressure suction function, and the object removal is safe and reliable.

The utility model discloses a kind of high-temperature pyrolysis incineration slag pool rapid deslagging equipment, including support, storage tank, suction pump unit and auxiliary components, support is frame type structure, bottom with locking function's universal caster realizes flexible movement and positioning, storage tank is fixed on the top of support, suction hose that is sealed by flange connection is in-depth in each place of slag pool, tank bottom deslagging and sewage outlet facilitate deslagging, top manhole facilitates maintenance, motor in suction pump unit drives vacuum pump to generate greater than 0.09MPa negative pressure via coupling, the damping tank of outlet pipeline maintains vacuum stability, contact medium component is coated with silicone anticorrosive layer and is corrosion resistant, support side control device can adjust vacuum pump start-stop and rate, equipment forms "adsorption-temporarily stores-sewage" circulation, can quickly clean slag material, shorten dredging and fault maintenance time, reduce labor intensity, applicable to medical waste and hazardous waste incineration industry, guarantee production safety.