44results about How to "Control the amount of liquid" patented technology

The invention relates to a face-beautifying instrument comprising a microneedle roller and a gripe, wherein a liquid titration device is added between the microneedle roller and the gripe and comprises a bottle supporter and a liquid titration tube, the bottle supporter is provided with a liquid outlet hole and an air inlet hole, the liquid outlet hole is connected with the liquid titration tube,the aperture proportion of the liquid outlet hole and the air inlet hole is 2:1-4:1, a control valve which is connected with an air tube and is provided with a switch is arranged in the gripe, and theother end of the air tube is connected with the air inlet hole of the liquid titration device. By the face-beautifying instrument with the structure, the outflow of nutritional liquid in the liquid titration device can be controlled, and the nutritional liquid, such as essences and the like, is more effectively infiltrated into the inside of the skin by matching with the microneedle roller for use and is fully absorbed by the epidermal, dermal and subcutaneous tissues of the skin; when the control valve is in a closed state, the liquid in the liquid titration device can not flow back to the air inlet hole because of the arrangement of the aperture proportion of the liquid outlet hole and the air inlet hole, therefore, the instrument damage of the face-beautifying instrument can not be caused.

The invention discloses production equipment for plate membranes, in particular a plate membrane coating machine. The plate membrane coating machine is characterized by comprising an uncoiling feeding unit, a coating unit, a conveying unit, a washing unit and a coiling folding unit, wherein the uncoiling feeding unit, the coating unit, the washing unit and the coiling folding unit are arranged in turn according to an assembly line; and the conveying unit is arranged on the functional units and mainly comprises a conveying rail consisting of a plurality of groups of cloth guide rollers, so that base fabrics can be treated by each functional unit through the conveying rail uninterruptedly. The plate membrane coating machine is reasonable in structure and high in production efficiency, realizes streamlined production of non-woven plate membranes and is suitable for large-scale industrial popularization.

The invention relates to a device for simulating overhead line fault caused by insulator pollution defect. The device comprises a simulation operation platform and simulation electric poles. An insulated wire is arranged between the simulation electric poles. The insulated wire is provided with an insulator. The simulation operation platform is provided with a spraying mechanism. Salt water or dust is sprayed onto the surface of the insulator by the spraying mechanism to simulate insulator pollution defect. The simulation operation platform is provided with an ultrasonic wave. The device has the advantages that the insulator pollution defect is simulated by spraying the salt water or dusts onto the surface of the insulator through the spraying mechanism, different degrees of pollution defects of the insulator can be simulated by controlling the amount of salt water or dusts on the surface of the insulator, and overhead line fault caused by the insulator pollution defects is verified through partial discharge of the ultrasonic wave carried on the insulated wire, thereby enabling operation and maintenance personnel and operators to quickly and accurately obtain the influence of the insulator on the overhead line fault under different degrees of pollution defects, facilitating later analysis and improving operation and maintenance efficiency.

The invention discloses a device and a method for sampling a deep well gas-liquid fluid in ultra-low permeability stratum. The invention utilizes design for ground valve block, reducing combined design for underground sampling pipe and design for lyophilic/hydrophobic phase coating in reducing pipe to realize gas-liquid fluid sampling and accurate control on sampling process. Due to the design forground valve block, fluid, especially sampling rate and sampling volume of fluid, can be controlled, and the problems of rapid pressure drop, sample distortion, and the like, caused by the sampling process can be reduced. Due to the reducing combined design for underground sampling pipe and the design for lyophilic/hydrophobic phase coating in reducing pipe, the effective ratio of sample is increased. The device disclosed by the invention is convenient in operation; the operation method is simple and practicable; the sampling volume and the influence on stratum are greatly reduced; the deviceis suitable for deep well sampling and monitoring in low-permeability and ultra-low permeability stratums; the problems of greatly reducing stratum pressure, sample distortion, slow pressure recovery, long sampling time interval and low sampling efficiency possibly caused after the sampling of fluids in deep wells in low-permeability and ultra-low permeability stratums can be solved.

The invention relates to a rotary mechanical vacuum flask and a material preparation method thereof. Aiming at the technical problem that residual is easily generated when existing like products are used, the liquid discharge amount cannot be controlled, and parts are difficult to produce and prepare through adopting an ultraviolet-proof pressure-resistant material, the rotary mechanical vacuum flask is designed. The rotary mechanical vacuum flask is characterized in that a bottom cover is arranged at the bottom of an outer flask of the vacuum flask, an inner plug is arranged in the outer flask at the bottom cover end, and a press cover for sealing, buckling and fixing is arranged at an inner flask opening of the outer flask. The main points are that a screw hole is formed in the center ofthe bottom cover in the outer flask, and the bottom cover is fixed to the bottom of the outer flask to rotate; a threaded rib at one end of a screw rod is connected with the screw hole of the bottomcover through a through hole in the center of the inner plug, a channel hole is formed in a center shaft of the screw rod, and the other end of the screw rod abuts against the bottom of a piston in the outer flask; and a plug is fixed to a center hole of the press cover in a buckled mode, the outer diameter of the inner plug abuts against the inner wall of the outer flask, a liquid outlet gap is formed between the press cover of an end opening of the outer flask and the plug, and the piston is driven to lift to move up by the screw rod until a step edge ring opening of the inner plug and a ring opening at the outer diameter of a step rib of the outer flask are limited in an abutting mode.

The invention discloses a crystal liquid filter pressing device for ammonium paratungstate production and processing, and also discloses an implementation method of the crystal liquid filter pressing device for ammonium paratungstate production and processing, the crystal liquid filter pressing device comprises a fixed extrusion mechanism and a spacer filter plate mechanism, the inner side of the fixed extrusion mechanism is provided with the spacer filter plate mechanism; a clamping reset spring is used for clamping and positioning the processed ammonium paratungstate crystal in time, the ammonium paratungstate crystal is prevented from sliding out during processing, an electric sliding block is synchronously driven to move in the process of driving an oil cylinder ejector rod to extrude, an air cylinder is started, and a pneumatic push rod is used for lifting a filter plate back and forth in a reciprocating manner, so that during extruding and filtering, the filtering uniformity can be improved through the up-down reciprocating motion of the filter plate. Compared with a traditional fixed filtering mode, the ammonium paratungstate crystals can be used for filtering a plurality of parts by utilizing the filter plate, so that the problem that other places needing to be filtered cannot be filtered is solved, the processing efficiency of the ammonium paratungstate is also enhanced, and the practicability of the filter pressing device is improved.

The invention belongs to the field of ophthalmic nursing, and especially relates to an auxiliary flusher for ophthalmologic nursing. The invention aims to overcome the problems that conventional flushers generally cannot control the amount of a discharged liquid medicine, are disposable and thus high in use cost, and cannot meet use requirements. According to a technical scheme in the invention, the auxiliary flusher comprises a support, wherein a medicine bottle is arranged on the support; the medicine bottle is connected with a transfusion pipeline; the transfusion pipeline is sleeved with asoft ball; the end, away from the medicine bottle, of the transfusion pipeline is connected with a liquid outlet device; the liquid outlet device is of a hollow structure; a first through hole is formed in the top end of the liquid outlet device; a rubber soft plug is movably arranged in the first through hole; the rubber soft plug extends out of the liquid outlet device; and a second through hole is formed in the bottom end of the liquid outlet device. The auxiliary flusher provided by the invention is reasonable in structure and can freely control a medicine liquid outlet flow; and meanwhile, the liquid outlet device can be rapidly disassembled, so the liquid outlet device can be conveniently disinfected, resources can be saved, and use requirements can be met.

The invention discloses a cavity sterilizing device used for surgical operation. The cavity sterilizing device comprises a box, a door board is connected to the front side of the box through a hinge,a fluid outlet tube is installed at the top end of the box, the bottom end of the fluid outlet tube extends to the top end of an inner cavity of the box, a fluid storage bag is placed in the center ofthe bottom end of the inner cavity of the box, the top end of the fluid storage bag and the bottom end of the fluid outlet tube are installed together, one end of a hose is installed at the top end of the fluid outlet tube, a spray nozzle is installed at the other end of the hose, a lantern ring is installed on the outer wall of the part, located at one end of the spray nozzle, of the hose, a hook is installed at the top end of the rear side of the box, and the lantern ring sleeves the outer wall of the hook to suspend the hose. Through the cavity sterilizing device used for surgical operation, a cavity of a wound of a patient can be conveniently sterilized by a medical worker, the working difficulty of the medical worker is lowered, the working efficiency of the medical worker is improved, meanwhile, the amount of discharged sterilizing fluid is controlled, the sterilizing fluid is prevented from being wasted, and popularization is easy.

The invention discloses a limit-quantity charging device and a low-temperature vessel comprising the same. The limit-quantity charging device comprises a valve body, a stagnation piece, a floater and a connecting piece, wherein the valve body is provided with a sealed cavity, a liquid inlet arranged on the valve body and a liquid outlet arranged on the top wall of the valve body, the liquid inletis communicated with a liquid inlet tube, and the liquid outlet is communicated with the inner part of the low-temperature vessel; the stagnation piece is arranged in the cavity of the valve body andhas preset weight for sealing the liquid outlet of the valve body; the floater is arranged out of the valve body and can move up and down along with the height of low-temperature medium liquid level in the low-temperature vessel; the connecting piece passes through the liquid outlet of the valve body and is fixedly connected with the stagnation piece and the floater; and the internal diameter of the liquid outlet is more than a preset size of the diameter of the connecting piece. The invention can charge the vessel without discharging the medium in the vessel so as to realize lossless charging, avoid resource waste, lower cost and is favourable for protecting environment.

The invention relates to the technical field of costume manufacturing, and discloses integrated equipment capable of spraying an oxidizing agent to decolor jeans wear and drying the jeans wear. The integrated equipment comprises a spraying device body, wherein a rotating plate is movably installed at the bottom of an air cylinder, a liquid outlet pipeline is fixedly connected to the bottom of theair cylinder, a rotary disc is movably installed in the liquid outlet pipeline, a water receiving box is fixedly installed on the outer wall of the rotary disc, an elastic block is fixedly installed on the inner wall of the fixed disc, a stop lever is fixedly installed on the outer wall of the rotary disc, and a spray head is fixedly installed at the bottom of the liquid outlet pipeline. Liquid enters the liquid outlet pipeline and falls into the water receiving box on the rotary disc, the weight of potassium permanganate drives the rotary disc to deflect, a stop lever slides over an elastic block on the fixed disc, the rotary disc slows down, then an aqueous solution on the water receiving box is discharged from the liquid outlet pipeline, and the effect of controlling the liquid output amount of the potassium permanganate solution according to the weight of the jeans wear is achieved.

The invention relates to the technical field of ball bottles, in particular to a ball support and a ball bottle comprising the same. The ball support comprises a connecting cap, a pressing cap, a piston and a liquid separation plug, the connecting cap is divided into a first straight pipe part, a reducer pipe part, a second straight pipe part and a connecting pipe part from top to bottom, and theconnecting pipe part is used for being connected with a ball bottle body; the pressing cap comprises a columnar cap body, a first protruding pipe and a second protruding pipe are arranged on the the position, located on the inner side of a cover plate, of the cap body, and a containing groove internally provided with a keel is formed in the inner side of the cover plate; and the piston is installed on the first straight pipe part of the connecting cap, and the liquid separation plug is installed on the installation part of the connecting pipe. The ball support is reasonable in structural design, the pressing cap is located in the containing groove provided with the keel, the ball makes contact with the keel after entering the containing groove and cannot make direct contact with the wall of the ball support, a spring is arranged in the pressing cap, and the liquid outlet amount can be controlled through the pressing degree in cooperation with the piston and the liquid separation plug.

The invention relates to the field of medical equipment, in particular to a food taking and medicine feeding device for gastroenterology department. The food taking and medicine feeding device comprises a mouth piece device, a gastric canal and a medicine pushing device, wherein a through hole and a liquid draining hole are formed in the center of the mouth piece device; a hollow supporting sleeveis connected to the inner part of the through hole through threads in a penetrating manner; the gastric canal penetrates through the supporting sleeve; a gastric canal positioning clamp is arranged at the end of the outer side of the supporting sleeve; a liquid draining pipe is arranged on the outer side of the liquid draining hole; the free end of the liquid draining pipe is connected with an inlet of a liquid storing box; the end of the outer side of the gastric canal is connected with the medicine pushing device through a joint; the medicine pushing device comprises a medicine storing pipeand a booster; the front end of the medicine storing pipe is connected with the gastric canal through the joint, and the rear end of the medicine storing pipe is connected with the booster through agas pipe; and a piston mechanism is arranged in the booster. The food taking and medicine feeding device disclosed by the invention is reasonable in structural design, the situation that a patient directly bites the gastric canal, so that food taking or medicine feeding is influenced is avoided, and the pain of the patient is alleviated; and saliva and vomit cannot directly flow down to a bed andpollute clothes, so that the practicality is high.

The invention relates to a non-contact medical infusion tube liquid outlet amount control method. The method comprises the steps that after the original volume and the original weight of liquid medicine in an infusion bottle are obtained, the cross sectional area of a medical infusion tube and the cross sectional area of a needle are obtained respectively, once that the liquid medicine flows in the medical infusion tube is detected, the initial flowing speed of the liquid medicine in the medical infusion tube is obtained, the real-time weight of the liquid medicine in the infusion bottle, an environmental characteristic parameter set of the environment where a patient is located and a personal physiological characteristic parameter set of the patient are detected in real time, the liquid outlet speed, suitable for the current state of the patient, of the medical infusion tube is obtained finally based on the obtained data, the obtained liquid outlet speed of the medical infusion tube serves as the liquid outlet speed for controlling the liquid medicine in the medical infusion tube in real time, and therefore the liquid outlet amount of the medical infusion tube is adjusted in a personalized mode based on the actual condition of the patient.