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10results about How to "Improve injection accuracy" patented technology
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Dose setting and correction structure and injection device
ActiveCN224387868UImprove user friendlinessImprove injection accuracyAutomatic syringesIntravenous devicesRatchetPhysics
The utility model relates to pen formula injection device technical field, concretely is a kind of dose setting and correction structure and injection device, dose setting and correction structure include: shell and dose setting ring, the double-direction ratchet wheel engagement tooth slot of being provided on the inner wall of shell one end, multiple curved arms are provided on dose setting ring, double-direction ratchet wheel tooth is provided on curved arm;Double-direction ratchet wheel tooth and double-direction ratchet wheel engagement tooth slot engage;When dose setting ring rotates one unit cell in time, double-direction ratchet wheel tooth is separated from current double-direction ratchet wheel engagement tooth slot, enters next double-direction ratchet wheel engagement tooth slot and is engaged, completes the setting of one unit cell dose;When dose setting ring rotates one unit cell in reverse, double-direction ratchet wheel tooth is separated from current double-direction ratchet wheel engagement tooth slot, retreats to last double-direction ratchet wheel engagement tooth slot and is engaged, completes the correction of one unit cell dose.The utility model can realize correction under dose setting error condition, improve injection accuracy, improve the use friendliness of injection device.
Owner:JUYI TECH SHANGHAI CO LTD
High and low beam module brackets and vehicles
ActiveCN224617549UReduce chance of vibrationImprove injection accuracy
Owner:ZHEJIANG LINGAI FUTURE TECHNOLOGY CO LTD +1
Automatic ultrasonic contrast agent injection device
InactiveCN119455170AGuarantee stabilityreduce wearMedical devicesPressure infusionUltrasound contrast mediaDrive motor
The invention relates to the technical field of medical instruments, in particular to an automatic ultrasonic contrast agent injection device which comprises an injector, a controller, a position monitoring device, a pressure monitoring device and a driving device. A needle cylinder body of the injector is used for storing a contrast agent, a needle cylinder handle can slide, the controller is connected with the sensors and collects, analyzes and processes signals for operation, the position monitoring device monitors the position of the needle cylinder handle and calculates the injection dosage and speed, and the pressure monitoring device monitors the pressure change and the standard reaching condition. A driving motor of the driving device is electrically connected with the controller, drives a screw rod to rotate and is connected with a needle cylinder handle, the controller judges the running state of the driving device according to pressure monitoring data and re-determines the running state, pressure data are repeatedly obtained in the re-determination process, and an abnormity judgment mode is determined according to the first-time monitoring data; therefore, the accuracy and the safety of injection are ensured, and the automation level and the reliability of ultrasonic contrast agent injection are improved.
Owner:CHANGZHOU THIRD PEOPLES HOSPITAL
Injection pump propelling device
ActiveCN222445004Usmooth horizontal movementImprove injection accuracyPressure infusionInjection pumpPiston rod
The utility model discloses an injection pump propulsion device, which relates to the technical field of injection pumps, and comprises a bottom plate, one side of the top surface of the bottom plate is fixedly connected with an equipment box through a support column, the front side of the bottom plate is fixedly connected with a control panel, and a pushing mechanism is arranged in the equipment box. A limiting mechanism fixedly connected with the bottom plate is arranged in front of the equipment box. Through the pushing mechanism, stable horizontal movement can be kept for a long time when the piston rod of the injection cylinder is pushed to move, the injection accuracy is high, the safety is high, through the limiting mechanism, the tail wing of the injection cylinder is placed into the positioning groove, and the injection cylinder is fixed more firmly under the action of the extrusion block; meanwhile, the barrel body of the injection barrel is pressed down and fixed through a pressing block, under the combined action of a first limiting assembly and a second limiting assembly, the injection barrels with different diameters can be fixed, the fixing stability is high, and the situation that the injection barrels move during injection is avoided.
Owner:ZHENGZHOU JIALU GAO MEDICAL TECHNOLOGY CO LTD
A droplet preparation system
ActiveCN117358331BGuaranteed curing effectImprove injection accuracyGranulation by liquid drop formationBurettes/pipettesExecution unitActuator
This invention relates to a droplet preparation system, comprising: a droplet chip for forming droplets from an aqueous phase and an oil phase; an execution unit for injecting the aqueous phase and the oil phase into the droplet chip; the execution unit includes a first actuator, a second actuator, and a syringe; the first and second actuators have identical structures, the first actuator is detachably connected to the syringe, and the second actuator is detachably connected to the syringe; the first and second actuators respectively push the syringe; a controller for controlling the operation of the execution unit and the injection speed of the aqueous and oil phases; and a photocuring device for accelerating the curing of the droplets, wherein the controller is connected to the execution unit via a signal line, the execution unit is connected to the droplet chip via a conduit, the droplet chip is connected to the photocuring device via a conduit, and the conduit is hollow, allowing liquid to pass through. This configuration enables the preparation of droplets and the photocuring of droplets with different compositions.
Owner:BEIJING INST OF TRAUMATOLOGY & ORTHOPEDICS
Plug of needle-free pre-potting medicine core
PendingCN119405946AImprove sealingImprove sterilityJet injection syringesNeedle Free InjectionNeedle free
The invention relates to the technical field of needleless injection, in particular to a plug of a needleless pre-filled medicine core, which comprises a spray head part at the front end of the medicine core and a plug part, the plug part is detachably mounted at the front end of the spray head part, the spray head part comprises a medicine tube, and a containing cavity is formed in the medicine tube. The diameter of one end of the containing cavity is gradually reduced and converged to form an injection opening of a micropore structure, the plug part comprises a rubber plug body used for blocking the injection opening and an installation part installed on the outer side of the rubber plug body, and a conical protrusion is arranged in the rubber plug body and used for abutting against the outer portion of the injection opening for sealing. According to the needleless pre-filling medicine core, through the unique plug design, the sealing performance and sterility of medicine liquid are remarkably improved, the conical protrusion of the plug is matched with the concave hole in the front end of the injection opening to form a conical sealing interface, compared with a traditional plane sealing mode, the more reliable sealing effect is provided through the structure, and the sealing effect is better. And liquid medicine leakage and external pollution are effectively prevented.
Owner:JIANGSU LEJU PHARM TECH CO LTD
Multi-station metal injection molding device
ActiveCN222429213Ushorten the lengthImprove stabilityCasting parameters measurement/indication devicesMaterials scienceMagnesium alloy
The utility model discloses a multi-station metal injection molding device. Comprising two injection assemblies and two feeding assemblies which are arranged side by side, a supporting frame arranged below the injection assemblies and the feeding assemblies, and an adjusting assembly arranged on the supporting frame. Material liquid is stored in the feeding assemblies, the injection assembly is matched with the feeding assemblies and used for injecting the material liquid in the feeding assemblies into a mold, and the adjusting assembly is used for adjusting the positions of the two feeding assemblies on the supporting frame. On the premise that a large mold is used, the magnesium alloy injection molding precision is improved, magnesium alloy casting of the large mold is carried out by arranging the injection assembly and the feeding assembly which are parallel to each other on the supporting frame, and the position of the feeding assembly on the supporting frame is adjusted by arranging the adjusting assembly, so that the magnesium alloy injection molding precision is improved. And therefore, the application range of the metal injection molding device is expanded.
Owner:NINGBO FREE TRADE ZONE HAITIAN ZHISHENG DIE CASTING EQUIPMENT CO LTD
Adjustable multi-nozzle glue injection nozzle
The utility model provides a kind of adjustable multi-nozzle glue injection nozzle, including workbench, workbench front end is equipped with feeding area, first adjusting assembly is installed in feeding area, rear end is installed with second adjusting assembly, glue drop recovery assembly is installed in the bottom cavity of workbench;First adjusting assembly includes first guide rail, and the workpiece frame of the carrier plate is slidably connected on the first guide rail by the slider of bottom;Second adjusting assembly includes second guide rail, and second guide rail is fixedly connected on the both sides of glue injection machine symmetrically.The utility model, through the cooperative matching of first adjusting assembly, second adjusting assembly and electrical control system, the automatic connection of feeding, workpiece displacement, glue injection machine lifting, glue injection operation and glue drop recovery can be realized, manual intervention is reduced, the coherence and efficiency of overall glue injection operation are improved, manual operation error is avoided to influence glue injection quality, and the consistency of glue injection quality during batch production is guaranteed.
Owner:SUZHOU SEQUOIA AUTOMATION TECH CO LTD
Resin lens packaging tape
ActiveCN224394797UImprove conveniencegood repeatabilityFilm/foil adhesivesAdhesive cementPolymer science
The utility model discloses a resin lens packaging adhesive tape belongs to adhesive tape technical field. It includes release agent layer and sets up on release agent layer, connects through the several structural same adhesive tape unit of rupture line, and adhesive tape unit includes base material layer and adhesive agent layer, and base material layer is bonded in the upside of release agent layer through adhesive agent layer, and the one end of adhesive tape unit is equipped with the injection hole of through base material layer and adhesive agent layer, and every adhesive tape unit can after winding mould a week, the injection hole is covered completely. The present application is through sectional type adhesive tape unit and the design of injection hole, has solved the problem of low operation efficiency, poor sealing precision of traditional whole piece adhesive tape.
Owner:NANJING ZHANYI TECH
Electro-hydraulic hybrid injection structure
This invention relates to an electro-hydraulic hybrid injection structure, belonging to the field of injection molding technology, including an injection unit; a barrel; a lead screw assembly installed within the injection unit; a screw fixedly connected to the lead screw assembly; one output end of a dual-axis motor is driven by a displacement transmission assembly, which is also driven by the lead screw assembly, the displacement transmission assembly driving axial displacement of the lead screw assembly; the other output end of the dual-axis motor is driven by a rotary transmission assembly; the dual-axis motor has a first operating condition and a second operating condition arranged opposite to each other. In the first operating condition, the dual-axis motor drives the displacement transmission assembly to rotate along a first rotation direction; in the second operating condition, the dual-axis motor drives the displacement transmission assembly to rotate along a second rotation direction; the first rotation direction and the second rotation direction are opposite in direction. This invention improves injection accuracy and dynamic response.
Owner:HAITIAN PLASTICS MACHINERY GRP