511results about How to "Guaranteed unobstructed" patented technology

The utility model relates to a blanking pipe dredging device for rosin resin conveying, which comprises a pipe body, a side shell is fixedly sleeved on the peripheral surface of the pipe body, the side shell is filled with heat conducting oil, a heater is fixedly connected to the peripheral side of the side shell, an upper pipe is fixedly arranged at the upper half part of the pipe body in a penetrating manner, and two ends of the upper pipe extend into the side shell. A rotating pipe is arranged in the pipe body, the upper half portion of the rotating pipe extends into the upper pipe, the rotating pipe is rotationally connected with the upper pipe, a driving part is arranged below the rotating pipe, and a heat conduction part is arranged in the rotating pipe. The utility model relates to the technical field of rosin resin conveying. The first water pump works to drive high-temperature heat conduction oil to circularly flow in the rotating pipe and the side shell, the peripheral side of rosin resin in the pipe body is subjected to heat conduction of the heat conduction oil in the side shell, the interior of the rosin resin is subjected to heat conduction of the heat conduction oil in the rotating pipe, and therefore the temperature rising speed of the rosin resin is increased, and the discharging speed is increased.

The invention discloses an environment-friendly circulating dust removal device and a use method thereof, and relates to the field of dust removal. According to the environment-friendly circulating dust removal device and the using method thereof, the environment-friendly circulating dust removal device comprises a box body unit and a collecting unit, the collecting unit is arranged below the box body unit, a dust removal unit and a driving unit are arranged in the box body unit, and the box body unit comprises a dust removal box, a purified gas outlet, a dust hopper, a dust gas inlet and a plurality of supporting legs; the dust removal unit comprises a filtering mechanism, a pulse dust removal mechanism, a vibration dust removal mechanism and a plurality of airflow meters, the filtering mechanism is arranged in the dust removal box, and the pulse dust removal mechanism and the vibration dust removal mechanism are arranged above the filtering mechanism. According to the environment-friendly circulating dust removal device and the using method thereof, the dust accumulation degree of the cloth bag on the corresponding vertical plate is monitored through each airflow meter, local pulse injection dust removal is achieved according to the dust accumulation degrees of the cloth bags on different vertical blocks, the dust removal efficiency is optimized, and energy consumption is reduced.

The invention provides an anti-hair loss composition containing cacumen biotae as well as a preparation method and application of the anti-hair loss composition, and belongs to the technical field of biological medicines. The anti-hair loss composition containing cacumen biotae comprises a cacumen biotae extract, a ginseng root extract, an eclipta prostrata extract, a polygonum multiflorum extract, a tea seed extract, a gleditsia sinensis extract, a mulberry bark extract, a cortex dictamni extract, a cnidium monnieri seed extract and a mint extract. All the components have a synergistic effect, and the shampoo has the effects of improving the greasy environment of scalp, preventing grease from blocking hair follicles, reducing the damage of inflammation to the hair follicles, inhibiting the activity of 5 alpha-reductase, improving the color and toughness of hair and the like, relieves alopecia seborrhoeica and achieves an anti-alopecia effect.

The invention discloses a processing method for dynamically adjusting a traffic light signal scheme according to traffic flow, which comprises the following steps of: deploying sensors including a ground induction coil, a camera and a pedestrian button at each traffic intersection, and preprocessing collected traffic flow and pedestrian flow data; and predicting trends of traffic flow, non-motor vehicle flow and pedestrian flow of each intersection in a short period, modeling traffic light states of each intersection into a dynamic system, calculating an optimal traffic light adjustment strategy, and adjusting the traffic light states in real time. By dynamically adjusting the traffic light signals, the system can more effectively respond to the actual on-site conditions including the flow of pedestrians and non-motor vehicles, more reasonable signal duration distribution is achieved, waiting time is shortened, traffic efficiency is improved, meanwhile, the pedestrians and the non-motor vehicles are considered, the safety of the system can be improved through an optimized signal control strategy, and the traffic light control method is suitable for popularization and application. The signal lamp is adjusted to provide more transition time for pedestrians and non-motor vehicles, so that the accident risk is reduced.

The invention relates to an automobile plastic part injection mold oblique tripping mechanism which comprises a core pulling block used for forming an inverted buckle and a pouring gate arranged on the core pulling block, the pouring gate comprises a main runner and a submarine ox horn runner, the main runner is used for bearing hot melt plastic, and the submarine ox horn runner is used for bearing the hot melt plastic. The ox horn runner is communicated with the main runner and a cavity used for forming an inverted buckle on the mold, a mounting cavity is formed in the core-pulling block, a mounting seat is connected in the mounting cavity in a sliding manner, a communicating hole communicated with the mounting cavity and the main runner is formed in the core-pulling block, an ejector rod is arranged on the mounting seat and extends into the communicating hole, and the ejector rod is connected with the mounting seat in a sliding manner. A first control mechanism is arranged on the core pulling block and used for controlling the installation base to slide so as to drive the ejector rod to move into the main runner. While it is guaranteed that the automobile plastic part inverted buckle is completely formed, waste and the inverted buckle are automatically separated when the mold is opened, the inverted buckle is prevented from being pulled, and therefore the side contour edge of the inverted buckle is prevented from being pulled and deformed.

The utility model discloses a multistage efficient ship flue gas multi-pollutant cooperative control system, which relates to the technical field of flue gas treatment, and comprises a filter tower and a spray tower, the spray tower is arranged on one side of the filter tower, one side of the bottom of the filter tower and one side of the bottom of the spray tower are respectively provided with an air inlet, and the air inlet is communicated with the filter tower. Air outlets are formed in the tops of the filtering tower and the spraying tower; the air outlet of the filtering tower is communicated with the air inlet of the spraying tower through a connecting pipe; two first rotating rods are rotationally arranged on one side of the interior of the filtering tower, spherical filtering nets are fixedly arranged at one ends of the two first rotating rods, the other sides of the spherical filtering nets abut against the inner wall of the filtering tower, an opening is formed in the side, away from the first rotating rods, of the filtering tower, and a blocking plate is arranged on the inner side of the opening; and the two ends of the blocking plate are rotationally connected with the filtering tower through second rotating rods. According to the utility model, large-particle pollutants can be filtered before the flue gas is desulfurized and denitrated, so that the flue gas treatment efficiency can be improved.

The utility model provides an automatic-cleaning constant-temperature water trough for sheep, which comprises a trough body arranged at a use place as required; the water inlet is formed in one end of the tank body and connected with a water inlet pipeline; the water control device is arranged in the tank body and is connected with the water inlet; the heating group is used for heating drinking water in the tank body and is arranged at the bottom of the tank body, and one end of the heating group is connected with a wire penetrating through the tank body; the cleaning group is used for cleaning the interior of the tank body, is arranged at the bottom of the tank body and is adjacent to the heating group; the water outlet is formed in the bottom of the tank body and is far away from the water inlet, and a water drainage pipe is connected to the water outlet; according to the constant-temperature water trough for automatically cleaning the sheep, the interior of the trough body can be automatically cleaned under the condition that the temperature of drinking water in the trough body is ensured, the difficulty of cleaning the trough body is reduced under the condition that the temperature of drinking water in a flock of sheep is ensured, and the cleaning cost is further reduced.

The invention discloses a boiler internal steam-water separator and a using and adjusting method. The boiler internal steam-water separator comprises a main shell, a main cavity is formed in the main shell, a steam-water inlet pipe is fixedly connected to the outer side of the main shell, and a steam outlet pipe is fixedly connected to the outer side of the main shell; by means of the quick connecting mechanism, the steam-water inlet pipe can be quickly and conveniently connected with an external pipeline, meanwhile, tight connection can be guaranteed through traction force of the two spring rods, liquid leakage and steam leakage are effectively prevented, the cleaning brush is driven by the double-rotor motor to rotate on the thin-wire screen plate, and the cleaning efficiency is improved. Impurities possibly attached to the filament screen plate can be automatically removed, smoothness of the steam-water inlet pipe is kept, the operation efficiency is improved, the steam-water separation efficiency is remarkably improved under the combined action of a wind field system composed of fan blades arranged in the steam-water inlet pipe and a double-rotor motor and a shielding cover arranged below the steam-water inlet pipe, and the steam-water separation effect is improved. And the steam-water separation effect is ensured.

The invention discloses a nasopharynx ventilation catheter for a multifunctional breathing machine. The nasopharynx ventilation catheter comprises a flexible catheter body, an anti-bending supporting part, a dosing assembly, a sputum suction assembly, a monitoring assembly and an air bag mechanism. The air outlet end of the flexible conduit is provided with an antibacterial conduit head, and the air inlet end is provided with a connecting assembly; the antibacterial catheter head is provided with a hole channel assembly and a medicine feeding opening, and the flexible catheter is provided with a suction opening. The anti-bending supporting part is mounted on the inner wall of the flexible conduit; one end of the dosing assembly is communicated with the dosing port; one end of the sputum suction assembly is communicated with the suction port; the detection end of the monitoring assembly is located in the inner cavity of the flexible catheter and close to the duct assembly, and the monitoring assembly is used for monitoring the concentration of carbon dioxide in the oral and nasal cavity; the air bag mechanism comprises a first air bag, a second air bag and two air bag air supply assemblies. The device has the functions of drug delivery, sputum suction, carbon dioxide concentration monitoring and the like, meanwhile, the nasal mucosa can be free of damage or obviously relieved, the device can be conveniently inserted into the nasal cavity, the fixing effect is good, and the ventilation effect is good.

The embodiment of the invention provides a battery monomer, a battery and an electric device. The reliability of the battery monomer can be improved. The battery cell includes: a housing having a first wall; the pressure relief mechanism is arranged on the first wall; an electrode assembly, wherein the electrode assembly is accommodated in the shell; and the supporting component is arranged opposite to the pressure relief mechanism and is used for limiting the electrode assembly to move towards the first wall.

The utility model provides integrated sewage treatment equipment which comprises a box body and a splitter plate, the interior of the box body is divided into a filter cavity, an aeration cavity and a purification cavity through partition plates, the interior of the filter cavity is connected with a filter plate in a sliding mode through a buffer assembly, and the middle of the filter cavity is movably connected with a vibration assembly through a sealing bearing. Meanwhile, the stirring shaft is movably connected into the purification cavity through a sealing bearing, the splitter plate is fixedly connected to the top of the aeration cavity, the position, opposite to an inner cavity of the splitter plate, of the upper surface of the box body is fixedly connected with an air pump, the air pump communicates with the inner cavity of the splitter plate through an air inlet, and the bottom of the inner cavity of the splitter plate is fixedly connected with an electric rod and an aeration pipe. Through cooperation of the filter plate, the vibration assembly, the partition plate, the splitter plate, the aeration pipe, the cleaning block and the adsorption cylinder, the equipment can perform multiple treatment on sewage and can also perform corresponding cleaning on the surface of the aeration pipe, so that the probability that the aeration pipe is blocked is reduced.

The invention relates to a B1-grade high-flame-retardant NS type fireproof cable preparation technology, and belongs to the technical field of cables. According to the preparation technology of the B1-level high-flame-retardant NS type fireproof cable, after the insulated wire cores wrap copper and are stranded into the cable, gaps of the cable core are filled with PP filling ropes to be round, the cable core is wrapped with two layers of halogen-free flame-retardant belts, the cable core is longitudinally wrapped with an aluminum belt through argon arc welding, and the aluminum sheath is formed through embossing treatment; and finally, the ceramic silicone rubber tape and the low-smoke halogen-free flame-retardant polyolefin sheath material for the low-heat-release cable are lapped, so that the finished cable is obtained, the sealing performance, the fire resistance, the impact resistance and other performance of the cable are improved through treatment of multi-layer lapping, ceramic silicone rubber tape preparation and the like, the same fire resistance performance is met, and meanwhile the service life of the cable is prolonged. The B1-level high-flame-retardant NS type fireproof cable has the characteristics of impact resistance and spraying resistance, has better safety performance, and can relieve pressure for fire rescue and strive for greater opportunities for personnel escape when a fire occurs.

The utility model discloses a mine stone crushing device, and belongs to the technical field of mine stone crushing. Comprising a crushing box, a feeding hopper is arranged on one side of the upper end of the crushing box, a fixing sleeve is arranged on the side, adjacent to the feeding hopper, of the upper end of the crushing box, a crushing motor is arranged in the fixing sleeve, a driving gear is arranged at one end of the crushing motor, and a driven gear is connected to one side of the driving gear in a meshed mode; a first crushing roller is arranged at one end of the driving gear, and a second crushing roller is arranged at one end of the driven gear; the screening assembly is arranged to screen and collect crushed stone blocks, so that the stone blocks with the same size can be classified together, and subsequent processing of mine stone is facilitated; and by arranging the dust falling assembly, dust generated by mine stone crushing is reduced, the situation that a large amount of dust generated by mine stone crushing pollutes the environment is avoided, and therefore the environment is protected.

The invention relates to the technical field of disc type drying equipment, in particular to improved efficient disc type drying equipment. Comprising a drying cylinder and a drying disc in the drying cylinder; the apertures of the drying holes of the plurality of drying discs are sequentially reduced from top to bottom; a feeding pipe is arranged at the top of the drying cylinder; the outer side wall of the drying cylinder is provided with a plurality of discharging pipes with the same number as the drying discs; the discharging pipes are flush with the upper surfaces of the corresponding drying discs. Control valves are arranged in the feeding pipe and the discharging pipe; the bottom of the drying cylinder is supported by a bottom plate and supporting legs; a backflow cavity is formed between the bottommost drying disc and the inner bottom wall of the drying cylinder; the materials are intercepted by the drying holes in the bottommost drying disc; according to the calcium hydrogen phosphate drying device, the drying holes of different specifications in the multiple drying discs are matched with hot air flowing from top to bottom, so that materials of different specifications can be dried at respective corresponding temperatures, the material drying uniformity is improved, and the quality of calcium hydrogen phosphate is indirectly improved.

The invention provides a transmission assembly and a photoetching machine, and belongs to the field of photoetching machines. According to the mask plate conveying assembly, through the novel layout of the pulley assembly and the air suction pipe, the problem that an air pipe is folded in the reciprocating motion of the mask plate is solved. Due to the design, the smoothness of an air path is ensured, so that the adsorption and transmission reliability of the mask plate is improved. The movement of the air pipe is changed from a drag chain mode to a mode guided by the pulley assembly, so that direct contact and friction between the air pipe and the drag chain are reduced, and the fixed pulley assembly further comprises a first power source which can be connected with the fixed pulley in an on-off mode. In this way, connection and disconnection of the fixed pulley and the first power source can be selectively controlled according to the transmission direction of the mask plate, and therefore the air pipe can be protected to the maximum extent.

The covered stent comprises a plurality of stent rings distributed in the axial direction and a covering film, and the covering film comprises a first part and a second part; the stent ring comprises a constraint state and a release state, in the constraint state, the stent ring comprises a constraint release line, the constraint release line stitches the two ends, close to the first part, of the second part, so that a compression space is defined by the first part, and the stent ring is compressed and contained in the compression space in the radial direction; and in the release state, the stent ring compressed in the compression space is expanded and is attached to the second part. Interference between the windowing position and the metal stent can be avoided, and interference between the branch artery covered stent system and the metal stent of the covered stent in the aorta in the placing process is avoided; enough supporting force can be provided in the arch area, and the covered stent in the branch blood vessel is prevented from moving towards the inside of the aortic lumen while the aortic lumen is kept unobstructed.

The invention belongs to the technical field of infant care equipment, and particularly relates to an adjustable ventilation crib which comprises an anti-toppling shell, a swing supporting unit connected to the interior of the anti-toppling shell and a crib body connected with the swing supporting unit. The swing supporting unit comprises a front-back swing assembly connected to the inner wall of the anti-toppling shell and a left-right swing assembly connected to the front-back swing assembly. The front-back swing assembly comprises two first side plates symmetrically and fixedly connected to the inner wall of the anti-toppling shell and a first transverse plate rotationally connected between the two first side plates. By means of the front-back swinging assembly and the left-right swinging assembly, the baby crib can swing in the front-back direction and the left-right direction at the same time, so that when a baby is still uncomfortable on the bed swinging left and right, the front-back swinging function can be tried to be used, and front-back swinging is closer to experience of the baby in the uterus of a mother; therefore, the baby can be better pacified and is helped to fall asleep.

The utility model provides a filter device of a sewage pump, which relates to the technical field of sewage pumps, and comprises a filter body, the filter body comprises a sleeve, a filter plate is embedded at the top of the sleeve, a mounting rack is arranged at the top of the sleeve, a cleaning assembly is rotatably connected between the mounting rack and the filter plate, and the cleaning assembly is connected with the filter plate. Through the arrangement of a dredging assembly, after water flow enters a sleeve, the dredging assembly is firstly driven to incline towards one side, then under the action of the lever principle and the balance principle, the mounting plates on the two sides are driven to do up-down reciprocating motion, and in the moving process, the dredging assembly is driven to move upwards and downwards; firstly, the mounting plate is limited through the limiting plate, the inclination angle of the mounting plate is prevented from being too large, secondly, blockages in the filter tank are ejected out under the action of the dredging plate, the dredging effect is achieved, the dredging assembly moves in a reciprocating mode, smoothness of the filter tank can be kept all the time, and therefore the stability of the device in the using process is improved.

The utility model discloses an air-cooling heat dissipation device for an energy storage battery cluster of a battery chamber, and belongs to the technical field of heat dissipation of the battery chamber. A battery chamber energy storage battery cluster air cooling heat dissipation device comprises a battery box and further comprises a main induced draft fan fixedly connected to the battery box, a heat dissipation plate is fixedly connected in the battery box, a cavity is formed between the bottom of the heat dissipation plate and the battery box, and the air outlet end of the main induced draft fan is communicated with the cavity; the auxiliary induced draft fan is fixedly connected to the battery box, and the air outlet end of the auxiliary induced draft fan is communicated with the battery box; the auxiliary induced draft fan and the main induced draft fan are used in cooperation, heat generated above and below the batteries can be dissipated in time, hot air cannot be transmitted to the periphery of the upper-layer batteries after heat exchange of the bottom-layer batteries, then heat around the batteries can be dissipated in time, the batteries can be effectively prevented from being overheated, and the service life of the batteries is prolonged. The safety performance of the battery is ensured.

The invention relates to the technical field of wastewater treatment and discloses efficient membrane separation equipment and method.The efficient membrane separation equipment comprises a filter membrane cylinder and a filter cylinder detachably connected with the filter membrane cylinder, a slidable ultrafiltration membrane is arranged in the filter membrane cylinder, and a driving structure used for driving the ultrafiltration membrane to slide in a reciprocating mode is arranged in the filter cylinder; an injection pipe for leading in waste liquid is mounted on the filter cartridge, and waste water injected by the injection pipe drives the driving structure to operate. By means of the ultrafiltration membrane sliding in a reciprocating mode, the contact area and the contact opportunity between the ultrafiltration membrane and waste liquid are increased, the separation efficiency is improved, in addition, the ultrafiltration membrane in a moving state generates disturbance, accumulation of impurities on the surface of the membrane is reduced, membrane holes are kept smooth, a certain washing effect is achieved, and pollutants on the surface of the membrane can be removed easily.

The invention discloses a non-intrusive oil and gas pressure pipeline anti-blocking and anti-silting device and method in the technical field of pipeline anti-blocking and anti-silting, and the method comprises the following steps: step 1, initial setting and installation: firstly preparing a pipeline detection and anti-blocking assembly which is used for detecting pipeline wall thickness information and removing pipeline silting by utilizing the effect of an ultrasonic field; the pipeline detection and anti-blocking assembly is fixed to a preselected deposition prone area on the outer wall of the oil and gas pressure pipeline; 2, regular detection, wherein operation parameters of the man-machine interaction system are started and set, and regular detection is conducted on the pipeline; 3, ultrasonic silt removal, wherein after it is judged and confirmed that the pipeline is blocked or deposited according to deposition, an ultrasonic transducer emits silt removal ultrasonic waves; and step 4, feedback and maintenance: after the silt removal operation is completed, feedback operation is performed again, and meanwhile, a user performs daily maintenance. The method is scientific and reasonable, and deposits in the pipeline are removed in a non-intrusive mode through ultrasonic detection and removal of the deposits in the pipeline.

The invention provides a road illegal parking detection processing method and system, and relates to the technical field of traffic informatization management. The method comprises the following steps: inspecting a target road based on preset illegal parking inspection information to determine whether an illegal parking vehicle exists in the target road; under the condition that the illegal parking vehicle exists in the target road, obtaining illegal parking information of the illegal parking vehicle; and sending prompt information to the owner of the illegal parking vehicle based on the illegal parking information. According to the invention, manpower cost is saved, illegal parking vehicles on the road are recorded in time, and the road is guaranteed to be unobstructed.

The invention relates to the technical field of oil-gas separation equipment, in particular to a multiphase flow gas-liquid separation and treatment device which comprises a liquid collection pool. A liquid outlet is formed in the outer side face of the liquid collecting pool, a first electric control valve is installed on the liquid outlet, a cylindrical barrel is installed on the upper surface of the liquid collecting pool, the cylindrical barrel is connected with an annular flow dividing pipe through a flow guide pipe arranged on the outer side face of the cylindrical barrel, a conical gradual change pipe is installed on the outer side face of the annular flow dividing pipe, and a flow sensor is installed on the conical gradual change pipe. According to the multiphase flow gas-liquid separation and treatment device, solid impurities on the surface of the umbrella-plate separator can be cleaned in real time, smoothness of meshes of the umbrella-plate separator is effectively guaranteed, meanwhile, the working efficiency of the gas-liquid separator is guaranteed, and the multiphase flow gas-liquid separation and treatment device is suitable for large-scale popularization and application. When the pressure in the gas-liquid separation and treatment device is too large, the safety structure is broken firstly, and the pressure of the tank body is relieved, so that serious accidents are avoided.

The invention provides an artificial respiration device for nursing in the respiratory medicine department, and belongs to the technical field of medical instruments. Comprising an air supply part, a negative pressure generation part is installed on the air supply part, and a tongue positioning part is installed on the negative pressure generation part; the negative pressure generating piece is used for controlling the tongue positioning piece to suck air; an overpressure exhaust part is mounted on the air supply part; the overpressure exhaust part is used for preventing excessive expiration; an air channel detection piece is mounted on the air supply piece; and the air passage detection piece is used for detecting the smoothness of the air passage. The tongue positioning piece can be matched with the negative pressure generating piece, the tongue of a patient is automatically controlled, dragged and positioned when artificial respiration is carried out on the patient, the tongue of the patient can be kept to be separated from the palate of the patient, and smooth artificial respiration is guaranteed; the problems that an existing artificial respiration device is inconvenient to detect airway smoothness, and the tongue of an unconscious patient is prone to blocking the airway are solved.

The utility model discloses a spray nozzle for release agent spraying, and particularly relates to the technical field of release agent spraying, the spray nozzle comprises a device body and further comprises an adjusting mechanism, the device body comprises a release agent conveying pipe, the outer side of the bottom of the release agent conveying pipe is sleeved with a fixing plate, a first nozzle is arranged at the bottom of the release agent conveying pipe, and a second nozzle is arranged at the bottom of the first nozzle. A second nozzle and a third nozzle are arranged on the two sides of one end of the bottom of the fixing plate correspondingly, the adjusting mechanism comprises an adjusting disc, a rotating shaft is installed on the inner wall of the adjusting disc, and a cleaning plate is arranged on the outer side of the bottom of the rotating shaft. The adjusting disc can be driven to rotate through work of the servo motor, so that the first nozzle, the second nozzle and the third nozzle can be replaced along with anticlockwise rotation of the adjusting disc, the nozzles with different inner diameters can be connected with a release agent conveying pipe respectively, the spraying efficiency of a release agent can be adjusted, and the spraying efficiency of the release agent is improved. Meanwhile, the filter plate can be cleaned by the three cleaning plates.

The invention, which relates to the technical field of circuit protection, discloses an intelligent drop-out fuse comprising a mounting base in which three limiting hoop mechanisms are fixedly mounted. A first drop-out fuse body, a second drop-out fuse body and a third drop-out fuse body are arranged in each limiting hoop ring mechanism; three limiting side support mechanisms are arranged in the mounting seat, and the three limiting side support mechanisms are matched with the first drop-out fuse body, the second drop-out fuse body and the third drop-out fuse body respectively; a module bin is fixedly mounted in the mounting seat, a collection unit module is inserted into the inner side of the module bin, the mechanism adopts the arrangement of a limiting side supporting mechanism, effective side supporting force is provided for the drop-out fuse, the number of acting points of the drop-out fuse after mounting is increased, the stability of the drop-out fuse during use is further improved, and the service life of the drop-out fuse is prolonged. And shaking is prevented.

The utility model provides a hydraulic oil pipe support. The hydraulic oil pipe support comprises a support body and a hinged installation frame. A main body oil pipe containing space is formed in the support main body, and a hydraulic oil pipe can penetrate into the main body oil pipe containing space and is placed in the main body oil pipe containing space. The hinge mounting frame is connected with the support body, and a hinge mounting part is arranged on the hinge mounting frame. Compared with the prior art, the hydraulic oil pipe support can contain and install the hydraulic oil pipe, and the hydraulic oil pipe can be better prevented from being knotted, pulled and wound.

The utility model belongs to the field of sewage treatment equipment, in particular relates to sewage impurity purification and recovery treatment equipment, and aims to solve the problem that a pipeline is easily blocked by impurities or garbage due to the fact that more impurities or garbage are usually doped in the existing sewage and the impurities or garbage are inconvenient to store and treat after the sewage is filtered by a filter body. According to the scheme, the device comprises a purification box, and the top of the purification box communicates with a water inlet pipe; the treatment mechanism is arranged in the treatment box and used for pressing the impurities or the garbage; the beating mechanism is arranged on the purification box and is used for beating and vibrating the filter screen. When the device is used, solid impurities and garbage on the fixed plate can be pressed, so that the volume of the device is reduced, and subsequent recovery or treatment is facilitated, so that the effect of storing and treating the solid impurities and the garbage is realized, and the pipeline is prevented from being blocked by the discharge of the solid impurities and the garbage.

The utility model discloses a pretreatment device and an ammonia nitrogen analyzer, and belongs to the technical field of chemical detection equipment. The pretreatment device is used for filtering sewage entering an ammonia nitrogen analyzer and comprises a filtering unit connected with a liquid collector of the ammonia nitrogen analyzer, and an anti-blocking unit is arranged between the filtering unit and the liquid collector of the ammonia nitrogen analyzer and used for pretreating the sewage entering the liquid collector; the water inlet end of the filtering unit is connected with a water supply pipeline, the water outlet end of the filtering unit is connected with a three-way valve, and the three-way valve is further connected with a liquid inlet pipeline of the liquid collector; the anti-blocking unit comprises a blowback air pump and a blowback gas conveying pipe, one end of the blowback gas conveying pipe is connected with the blowback air pump, and the other end of the blowback gas conveying pipe is connected with the three-way valve. According to the pretreatment device disclosed by the utility model, the blockage of the filter unit can be avoided through the arranged anti-blocking unit, the problem that normal measurement of an instrument is influenced by abnormal sample introduction caused by blockage of the ammonia nitrogen analyzer is solved, the loss of the ammonia nitrogen analyzer is reduced, and the service life of the ammonia nitrogen analyzer is prolonged.

The utility model provides a tea leaf dust removal winnowing machine capable of achieving uniform feeding, and relates to the field of tea leaf dust removal winnowing machines. The tea leaf dust removal winnowing machine capable of achieving uniform feeding comprises a component protection shell, one side of the inner wall of the component protection shell is fixedly connected with one side of a first one-way motor, an output rotating shaft of the first one-way motor is in transmission connection with one end of a first conveying crawler belt, and the other end of the first conveying crawler belt is in transmission connection with the outer circumferential face of a hollow rotating shaft; and the outer circumferential surface of the hollow rotating shaft is fixedly connected with a tea pushing plate and is rotationally connected with the middle part of the tea storage shell. According to the tea leaf dust removal winnowing machine with the uniform feeding function, through arrangement of the component protection shell, the first one-way motor, the first conveying crawler belt, the hollow rotating shaft, a tea leaf pushing plate, a tea leaf storage shell, a first gear, a second gear and a guide conveying shell, the effect of dredging a feeding port can be effectively achieved, and therefore it is ensured that when a large amount of tea leaves are stacked, the tea leaves cannot be blocked; and the smoothness of the feeding hole can still be ensured.