307results about How to "Reduce outflow" patented technology

The invention discloses a waterproof composite material production intelligent control system, and relates to the technical field of control systems, the system comprises a data acquisition layer, a standard template generation module, a data processing layer, a Transform-based model core layer and an output layer, the data acquisition layer acquires production data in real time; a data processing standard template is generated through a standard template generation module, standardization processing is conducted on real-time data through a data processing layer, production process modeling and production state analysis are conducted through a Transform model core layer, an analysis result is decoded into a control instruction through an output layer, and production line process parameters are adjusted. The production process is intelligently and optimally controlled by applying the artificial intelligence technology, the intelligent level, the operation efficiency and the product quality of the production line are remarkably improved, meanwhile, the production goals of energy conservation, efficiency improvement and intrinsic safety are achieved through refined management and control and whole-process safety protection, and intelligent and green development of the waterproof composite material industry is promoted.

The invention relates to the technical field of semiconductors, and discloses a defect detection device and method for a semiconductor chip. The defect detection device for the semiconductor chip comprises an image acquisition module which is used for acquiring a high-definition image of the semiconductor chip and transmitting the high-definition image to a defect identification module; the defect identification module is used for receiving the high-definition image, identifying the position of a potential defect in the high-definition image by adopting an image identification technology and automatically marking in the high-definition image; according to the invention, by using the high-definition image acquisition module, a high-resolution chip image can be obtained, which provides conditions for identifying tiny or low-contrast defects. And the defect identification module automatically marks the defect position by using an image recognition technology, so that the accuracy and the automation level of detection are improved.

The invention relates to the technical field of piezoelectric pumps, in particular to a miniature piezoelectric pump, which comprises a base, a water inlet, a water outlet, a pressure sensor and a pressure sensor, the valve body assembly is attached to the base, and a water inlet valve communicating with the water inlet and a water outlet valve communicating with the water outlet are arranged on the valve body assembly; the pressurizing assembly is connected with the face, away from the base, of the valve body assembly in an attached mode and comprises a hollow first partition frame, a hollow second partition frame and a pressurizing piece arranged between the first partition frame and the second partition frame in a clamped mode. The driving assembly is connected with the side, away from the valve body assembly, of the pressurizing assembly in an attached mode and comprises a substrate attached to the second partition frame and a piezoelectric plate fixed to the substrate. Wherein a pressurizing cavity is formed among the substrate, the second partition frame and the pressurizing piece, a cavity is formed by the pressurizing piece, the first partition frame and the face, away from the base, of the valve body assembly, the water inlet valve and the water outlet valve are both in one-way communication with the cavity, the pressurizing piece is provided with a hole site communicating the pressurizing cavity with the cavity, and the hole site is used for segmenting or collapsing bubbles.

The invention discloses a semiconductor test management system, relates to the technical field of semiconductor test, and solves the technical problems that performance detection and evaluation in different stages of wafer production are lacked, and it is difficult to detect whether a wafer has performance abnormity in the production stage in time. According to the stage performance evaluation coefficient of the semiconductor wafer of each node, a node early warning module performs stage early warning on the semiconductor wafer with stage performance abnormity, analyzes the comprehensive performance coefficient of the semiconductor wafer, and performs early warning on the semiconductor wafer which does not meet the standard; by monitoring and analyzing stage performance coefficients in real time, semiconductor wafers which do not meet the standard can be quickly identified, measures are taken in advance, and greater loss generated in the subsequent process is avoided. By detecting whether the performance of the wafer is abnormal or not in the production stage, resources can be reasonably allocated, and defective wafers can be centrally processed or re-evaluated instead of wasting time and materials on possibly failed products.

The invention relates to the technical field of anchor cable construction in foundation support, in particular to a coastal high-permeable stratum chambering anchor cable construction structure and method. The anchor cable construction structure comprises a hole forming assembly, a non-return assembly and a leaking stoppage assembly. The hole forming assembly comprises an outer sleeve, an inner drill rod, a drilling bit and a rotary spraying bit, the outer sleeve is connected to the outer side of the inner drill rod in a sleeving mode, and the drilling bit and the rotary spraying bit are installed at the inner end of the inner drill rod; the non-return assembly is installed on the inner drill rod, one end of the non-return assembly is provided with a non-return plate, and the outer edge of the non-return plate abuts against the inner wall of the outer sleeve; the leaking stoppage assembly comprises a middle air bag connected to the anchor cable in a sleeving mode, and the space between the middle air bag and the anchor cable is filled with leaking stoppage materials. The problems that in the prior art, hole collapse is prone to occurring, high-pressure rotary jet grouting is not full, and secondary water leakage occurs after the anchor cable is tensioned are solved.

The invention discloses a rehabilitation physiotherapy instrument and a control method thereof, and the rehabilitation physiotherapy instrument comprises an air pump, a signal collection unit, a controller, and a wearable part. The wearable component can cover a pelvic cavity area, buttocks and thighs; a bag sleeve is arranged on the inner side of the wearable component; the air pump is communicated with the bag sleeve, and the air pump is used for intermittently pumping air into or out of the bag sleeve; the signal acquisition unit is used for detecting electrocardiosignals; the air pump and the signal collecting unit are both electrically connected with the controller, and the controller is used for controlling the working state of the air pump according to the electrocardiosignals so as to control the bag sleeve to intermittently press the femoral artery and / or gluteus maximus. According to the invention, the local circulation of the pelvic cavity area can be improved without using medicines and operations, and rehabilitation physiotherapy can be carried out on the ED disease.

The invention relates to the field of hemostasis, in particular to an emergency surgery compression type hemostasis device which comprises a support, a supporting plate is fixedly connected to the top end of the support, a screwing rod is fixedly connected to one end of a first threaded rod, a connecting shaft is slidably connected to the other end of the first threaded rod in an embedded mode, and a hemostasis plate is fixedly connected to the bottom end of the connecting shaft. The bottom end of the hemostasis plate is of an arc-shaped structure, an air bag is fixedly connected to the bottom end of the hemostasis plate, gathering assemblies are symmetrically installed on the side wall of the hemostasis plate, a cold compress assembly is installed on the side wall of the air bag, and a connecting assembly is installed between a first threaded rod and the hemostasis plate. According to the compression hemostasis device, the connecting assembly is arranged, and the first wedge-shaped block and the second wedge-shaped block are matched with each other, so that the moving position distance of the hemostasis plate is consistent, the pressure is consistent, the problem that the pressure is inconsistent during compression hemostasis is avoided, compression hemostasis operation is facilitated, and the practicability of the device is improved.

The invention provides an acupuncture needle with controllable depth. The acupuncture needle comprises an acupuncture needle main body, a lower sealing tube and an upper sealing tube, the lower sealing pipe and the upper sealing pipe are detachably connected, a sponge disinfection part is arranged at the bottom in the lower sealing pipe, a first magnetic disc is magnetically connected to the top in the upper sealing pipe, and the acupuncture needle body is arranged between the first magnetic disc and the sponge disinfection part. The bottom end of the lower sealing pipe is pressed on the portion, needing acupuncture, of a patient, the position of the magnetic ring assembly on the lower sealing pipe is adjusted according to needs, then the rod type elastic pressing piece is pressed to push the first magnetic disc to move in the upper sealing pipe and the lower sealing pipe, and the acupuncture needle body is driven to penetrate through the sponge disinfection piece to penetrate into the skin; when the first magnetic disk moves to the position where the magnetic ring assembly is located, the first magnetic disk and the magnetic ring assembly are magnetically attracted, and the depth of the acupuncture needle body penetrating into the human body is positioned, through the design, the acupuncture precision is improved, a beginner can accurately control the acupuncture depth, the operation difficulty is reduced, and the stability and reliability of acupuncture treatment are improved.

The invention provides a novel air film hole with a communicating groove and a turbine blade, the novel air film hole with the communicating groove comprises a first cylindrical hole structure, a second cylindrical hole structure and a communicating groove structure, and the first cylindrical hole structure and the second cylindrical hole structure are the same in structure; the first cylindrical hole structure and the second cylindrical hole structure are symmetrically distributed relative to the center line of the communicating groove structure, and the two ends of the communicating groove structure are connected with one end of the first cylindrical hole structure and one end of the second cylindrical hole structure correspondingly. The other end of the first cylindrical hole structure and the other end of the second cylindrical hole structure extend in the direction close to the center line of the communicating groove structure. According to the blade, the outflow amount of cold air can be effectively reduced, the cold air covering area and the cold air covering uniformity of the air film holes are increased, the problem that cold air is blown away from the wall surface under the high blowing ratio is effectively solved, the cooling efficiency of the blade surface is improved, and the risk that high-temperature fuel gas ablates the blade is prevented.

The utility model belongs to the technical field of rubber processing, and particularly relates to fluorinated silicone rubber particle processing and drying equipment which comprises a drying box. A filter screen is fixedly connected to the middle of the drying box; the top of the drying box is fixedly connected with a first motor; the output end of the first motor penetrates through the top of the drying box; the output end of the first motor is fixedly connected with a stirring shaft; a cavity is formed in the bottom of the stirring shaft; the bottom of the stirring shaft penetrates through the middle of the filter screen; a plurality of groups of first exhaust holes are formed in the middle of the stirring shaft; the multiple sets of first exhaust holes are obliquely formed. The multiple groups of first exhaust holes are oppositely arranged; a plurality of groups of exhaust pipes are fixedly connected to the middle part of the stirring shaft; the end part of the exhaust pipe penetrates through the middle of the stirring shaft; and hot air flow is blown into the rubber particles, so that the rubber particles are subjected to uniform and strong heat action, moisture on the surfaces of the rubber particles is effectively and rapidly taken away, and the drying speed of the rubber particles is effectively increased.

The invention discloses an engine part shell defect detection device, and relates to the technical field of detection equipment, the engine part shell defect detection device comprises a rack, the top of the rack is fixedly provided with a material frame, the material frame is internally provided with a shell main body, one side of the material frame is provided with a fixing frame, the fixing frame is provided with a detection assembly, and an auxiliary plate is arranged below the detection assembly. According to the engine part shell defect detection device, through the arranged detection assembly, defects on the surface of the shell body can be detected in real time, once the sliding ball makes contact with the concave position or the convex position of the shell body, a corresponding circuit can be triggered through mechanical transmission immediately, and instant feedback is achieved; the instantaneity is beneficial to quickly identifying and treating unqualified products in the production process, and the outflow of the unqualified products is reduced; through the contact between the connecting copper sheet and the first fixed copper sheet or the second fixed copper sheet, the defect type of the shell main body can be accurately judged, the accuracy is beneficial to the subsequent quality analysis and improvement work, and the product quality stability is improved.

The utility model discloses a high-precision motorcycle chain wheel with shock absorption and noise reduction effects, which relates to the technical field of motorcycle chain wheels and comprises a chain wheel part, a mounting hole is arranged in the middle of the inside of the chain wheel part, clamping teeth are arranged outside the chain wheel part, and a chain is arranged outside the clamping teeth. A lubricating assembly is arranged on the side, close to the clamping teeth, in the chain wheel piece. When little lubricating oil is attached to the outside of the device, the adjusting nut is rotated to drive the rotary valve to rotate, the oil inlet pipe is opened, and the lubricating oil in the oil storage cavity flows into the oil inlet pipe, and when the device operates, the chain pushes the blocking ball inwards, the oil inlet pipe is opened, and the lubricating oil flows out to be attached to the surface of the chain for lubrication. Meanwhile, when the chain does not abut against the blocking ball, the oil inlet pipe is blocked again through the elastic piece, outflow of the lubricating oil is reduced, the device can automatically open and close the blocking ball, the use amount of the lubricating oil is reduced, and noise is reduced.

The utility model relates to the technical field of pipe joints, in particular to a self-sealing type quick pipe joint which comprises a first joint and a second joint, the first joint is used for communicating with the second joint, a connecting piece is arranged between the first joint and the second joint, and a first sealing assembly is arranged on the first joint and used for sealing the first joint. A second sealing assembly is arranged on the second connector and used for sealing the second connector. The pipe joint has the effects of self-sealing of the pipe joint and reduction of medium loss.

The invention discloses an X-pin stator post-welding visual inspection system, which relates to the technical field of X-pin motor stator welding inspection equipment, and comprises an X-pin stator, a stator base and a visual inspection part, according to the welding spot characteristic of the X-pin stator of the flat wire motor, the proper 3D line laser camera is adopted to capture the welding spots of the motor stator in the visual field and generate the 3D image, so that the welding spots of the X-pin stator are accurately judged, and the debugging cost is saved; unqualified welding spots after welding can be accurately and efficiently recognized, defects such as welding skips and explosion welding can be overcome, so that outflow of unqualified stators is reduced, and unnecessary loss is avoided; the detection level of the welding quality of the flat wire motor stator is remarkably improved, and the requirements of the new energy automobile industry for high-efficiency and high-reliability motors are met; the perfect welding spot detection logic and the powerful deep learning function of the detection software judge the states of all welding spots in the visual field through a deep learning algorithm and various program logic processes, and different welding spot positions and various welding spot numbers of different product models can be compatible.

The invention discloses a self-discharge test method and system for a lithium ion battery module. The method comprises the following steps: adjusting a charge-discharge test of a lithium ion battery module to be tested to a preset charge state; standing for a first preset duration in a preset temperature environment, and measuring a first open-circuit voltage; standing for a second preset time length in the preset temperature environment, and measuring a second open-circuit voltage; then calculating the voltage drop value of each single cell in the module; determining a median in all the voltage drop values, and calculating the offset of the voltage drop value of each single cell relative to the median; according to the analysis of all the offsets, the batteries corresponding to the maximum value and the minimum value of the voltage drop in the module are disassembled and analyzed, and a qualified offset range is determined; the offset range is used as a judgment standard and is used for judging whether self-discharge abnormity exists in later tested modules or not. According to the method, the module with the abnormal self-discharge can be effectively screened out, the test efficiency and accuracy are improved, and the overall performance of the module can be improved.

The invention relates to the technical field of computer vision and artificial intelligence, and discloses a product appearance defect detection device based on a multi-modal model, the product appearance defect detection device comprises a base and an image recognition device, the image recognition device has multiple operation modes of vision, infrared and 3D scanning, and an auxiliary support and a support ring frame are respectively mounted at the top and in the middle of the base. According to the product appearance defect detection system and detection equipment based on the multi-modal model, an arranged image recognition device is driven by a corresponding third meshing output part, a second gear sleeve plate and a movable annular plate, and the image recognition device rotates and is adjusted around a composite detection supporting part; according to the invention, the image recognition device is integrated with visual data, infrared data, 3D scanning data and other modal data, so that the whole equipment can capture and analyze product appearance information in more dimensions, and even defects which are sensitive to light or hidden can be accurately recognized.

The invention discloses a preparation method of a one-way moisture-conducting and sweat-discharging fabric. The preparation method comprises the following steps: A, weaving gray fabric by adopting a sandwich weaving method; b, the grey cloth is sequentially subjected to cloth loosening treatment and dry cloth fixing treatment, and intermediate grey cloth is obtained; c, sequentially performing scouring and bleaching treatment, water washing treatment, neutralizing treatment and dyeing treatment on the intermediate gray fabric to obtain dyed gray fabric; and D, sequentially carrying out washing and drying treatment, shaping and softening treatment and fixed blank heating treatment on the dyed gray fabric to obtain the one-way moisture-conducting and sweat-discharging fabric. According to the preparation method of the one-way moisture-conducting and sweat-discharging fabric, it is ensured that the prepared one-way moisture-conducting and sweat-discharging fabric not only can have the sweat-discharging property and the heat retention property at the same time, but also can effectively solve the technical problems of the sweat showing phenomenon and uncomfortable wearing.

The petroleum drilling system comprises a base, the base is horizontally placed on the ground, a through hole is formed in the middle of the base, a transverse plate is arranged above the base in a lifting mode, a first motor is arranged above the transverse plate, and an outer pipe is arranged below the transverse plate; the top of the outer pipe is connected with an output shaft of the first motor pair, a drill bit is arranged at the bottom of the outer pipe, and a hole channel is formed in the drill bit in a penetrating mode and communicates with the outer pipe. An inner pipe is arranged on the inner side of the outer pipe, a plurality of adjusting assemblies are arranged below the inner pipe, each adjusting assembly is connected with the inner side wall of the outer pipe, and the size of an opening in the upper end of a space formed by the adjusting assemblies is larger than that of an opening in the lower end of the space. A water pump and a liquid tank are further arranged on the base; the water pump can control the liquid tank to enable drilling fluid to enter and exit from the inner pipe and the outer pipe; by replacing the manufacturing material of the inner pipe, the overall mass of the inner pipe is lighter, and then the fixing degree of the plug pin to the inner pipe is improved.

The utility model relates to the technical field of woks, and provides a multifunctional large wok which comprises a wok body and a glass wok cover, and a through hole is formed in the surface, close to the center, of the glass wok cover. The rubber ring is fixedly embedded in the inner wall of the through hole, and a rotating shaft is movably embedded in the rubber ring; and two limiting sheets. When a user holds the handle at one end of the rotating shaft and rotates the handle, the limiting piece on the outer surface of the rotating shaft is connected to the outer surface of the rubber ring in a sliding mode, so that the rotating shaft is limited, angle deviation of the rotating shaft in the rotating process is prevented, and meanwhile the connecting rod on the surface is supported through the rotating shaft; meanwhile, the stirring plate on the surface of the connecting rod is slidably connected to the inner wall of the wok body, and when food materials and edible oil are put into the wok body to be processed, the glass wok cover is embedded into the surface of the wok body, so that the edible oil is prevented from splashing and scalding a user, and the protection performance is improved.

The utility model relates to vehicle technical field, specifically disclose a fastener, vehicle body and vehicle, and the fastener can be connected with the surface abutment of the connecting piece through the abutment surface, the fastener is provided with the flow channel, the flow channel penetrates the abutment surface and the outer surface except the abutment surface of fastener, the flow channel can form the outflow channel, break the continuous gap structure, interfere with the formation of capillary action, thereby reduce the infiltration and accumulation of electrophoretic paint liquid between fastener and connecting piece, and the flow channel can provide the outflow path for the liquid in the gap between fastener and connecting piece, when the liquid drainage process, liquid can be discharged outward through the flow channel, reduce the residual amount in the gap, thereby reduce the outflow amount of liquid when drying. And drying process, the flow channel provides the pressure relief channel, reduces electrophoretic paint liquid because of the pressure difference is extruded and forms the flow mark, reduces electrophoretic polishing process, guarantees the anticorrosive performance and appearance quality of vehicle body.

The invention belongs to the technical field of medical instruments, and particularly relates to a cleaning and nursing device with a warm keeping function for nursing in the obstetrics and gynecology department. The device comprises a top plate, supporting plates are vertically fixed to the bottoms of the two ends of the top plate, connecting mechanisms are arranged at the bottoms of the supporting plates, a heating assembly is arranged at the bottom of the top plate, and blocking mechanisms for separating the space below the top plate from the outside are arranged on the front side and the rear side of the top plate; a first through hole is formed in the supporting plate, a liquid storage tank is vertically fixed to the bottom of the top plate, a liquid inlet is formed in the top plate at the top of the liquid storage tank, a cover is arranged corresponding to the liquid inlet, a liquid drainage pipe is installed at the bottom of the liquid storage tank, and a control mechanism is arranged on the liquid drainage pipe. The area below the top plate is heated, so that the area below the top plate generates temperature, a relatively sealed area is formed below the top plate through isolation, outflow of hot air below the top plate is reduced, meanwhile, outside cold air entering is reduced, and discomfort caused to a patient can be reduced.

The invention provides a steel plate defect detection method and system based on machine vision, and relates to the technical field of steel plate defect detection.The method comprises the steps that upper and lower surface sensors, an electrical cabinet, a detection server and a camera computer are deployed on a production line, and power supply connection is conducted through the electrical cabinet; irradiating the steel plate by using an LED light source, and triggering a line scanning camera by an encoder to acquire upper and lower surface and edge images; processing and filtering pseudo defects through a camera computer, identifying real defects and extracting images, and determining defect types, positions and severity by combining a multi-level classifier and an expert database; after related data are stored, quality files such as coiled material reports are automatically generated, sound-light alarm is triggered when the defect severity threshold value is exceeded, the field control unit is linked to execute feedback operation or output I / O signals, online detection, classification, storage, report generation and threshold-exceeding alarm linkage of steel plate defects can be achieved, and the detection efficiency and the quality control level are improved.

This utility model provides a novel columnar paint mist collector, including a shell. Multiple filter covers are fixedly installed on the inner wall of the shell. A first inner core is fixedly installed on the inner wall of each filter cover. A guide filter plate is fixedly installed on the outer wall of each filter cover. Multiple second inner cores are fixedly installed on the inner wall of each guide filter plate. Two full-coverage filter plates are also fitted onto the outer wall of each filter cover. Multiple third inner cores are fixedly installed on the inner wall of each full-coverage filter plate. The advantages of this utility model are: the guide filter plates reduce the leakage of air from the outside of the filter covers when they are misaligned; the full-coverage filter plates increase the overall filtration effect, thus adding a double filtration effect while filtering the filter cover at that position, thereby maintaining multiple filtration effects on the air while reducing the leakage of unfiltered air.

The utility model discloses a stainless steel heat exchanger and a gas water heater. The stainless steel heat exchanger comprises a plurality of heat exchange pipes which are arranged side by side. The heat exchange fins are provided with first hole sites, the first hole sites are matched with the heat exchange tubes, and the heat exchange fins are arranged on the heat exchange tubes at intervals; a flanging hole is formed in the heat exchange fin between every two adjacent first hole sites; the two sets of side plate assemblies are arranged at the two ends of the heat exchange pipe correspondingly, and second hole sites and water boxes which communicate with each other are formed on the side plate assemblies; the heat exchange pipes penetrate through the second hole positions to be fixedly connected with the side plate assemblies, and the water box communicates with the two adjacent heat exchange pipes. The heat exchange tubes, the heat exchange fins and the side plate assemblies are all made of stainless steel materials. By arranging the flanging holes, the vortex intensity of high-temperature flue gas is enhanced, and the heat exchange capacity with the heat exchange tube is improved; the water box is communicated with the two adjacent heat exchange tubes, so that the water flow path is prolonged, and the heat exchange efficiency is improved; the stainless steel water tank is made of stainless steel materials, corrosion is not prone to occurring, and the risk of water leakage is reduced.

The invention relates to a steel pickling process, and relates to the technical field of steel pickling. The steel pickling device comprises a conveying piece for conveying steel and a pickling device arranged at the top of the conveying piece and used for pickling the steel. The top of the pickling device is provided with an isolation bin used for covering the transportation part and the pickling device, the two ends of the isolation bin are each provided with a passing opening in a penetrating mode, the transportation part can penetrate through the passing openings, and the isolation bin is provided with a suction assembly used for sucking gas in the isolation bin in a communicating mode. A spray tower for treating acid gas is arranged on the suction assembly in a communicating manner; the acid pickling method has the effect of reducing environmental pollution caused by acid liquor volatilization in the acid pickling process.

The application relates to the cable accessory forming field and particularly discloses a cold-shrink cable accessory forming device and a forming method, which comprises a machine body, an upper die and a lower die arranged on the machine body, a mandrel placed on the lower die and used for forming an inner wall of the cable accessory, a sealing positioning block penetrating through the mandrel and used for supporting and sealing the mandrel after the upper die and the lower die are closed, an extension ring fixed to one end of the sealing positioning block close to the cable accessory, a discharging ring slidably connected to the extension ring, an air passage provided between the extension ring and the discharging ring and connected with an air source, an adjusting mechanism used for adjusting the distance between the end of the sealing positioning block and the end of the discharging ring, a mounting and dismounting mechanism used for separating / assembling the mandrel on the lower die, and a feeding mechanism used for moving the sealing positioning block along the mandrel. The application has the effects of facilitating the discharging of the cold-shrink accessory and reducing the labor degree.

The utility model provides a smokeless tempering furnace, which belongs to the technical field of hot working, aims to solve the problem of environmental pollution caused by the fact that a small amount of smoke still flows out along with an opening when a workpiece in the tempering furnace is taken, and comprises a furnace body, a flue arranged at the top of the furnace body, an exhaust pipe connected with the flue, a door frame arranged at the opening end of the furnace body, and a smoke collecting hood arranged at the top of the door frame, the top of the rear side of the exhaust fume collecting hood is connected with an exhaust pipe through a branch pipe, a ventilation plate is arranged in the exhaust fume collecting hood, smoke suction pipes are vertically distributed on the two sides of the exhaust fume collecting hood and extend to the bottom of the opening of the furnace body, the tops of the smoke suction pipes are communicated with corresponding holes in the ventilation plate, a sealing plate is arranged in the portal in a sliding mode, and the problem that smoke leaks from the opening of the tempering furnace for taking treatment pieces is effectively solved.

The utility model relates to the technical field of liquid outlet bottles, and discloses a water dropper assembly and a liquid outlet bottle. The water dropper assembly comprises a water dropper, a liquid outlet channel is formed in the water dropper, a flow blocking piece is arranged in the liquid outlet channel and provided with an opening communicated with the liquid outlet channel, the opening comprises a center hole and a plurality of strip-shaped holes, the strip-shaped holes are communicated with the center hole in the circumferential direction of the liquid outlet channel, one end of each strip-shaped hole is communicated with the center hole, and the other end of each strip-shaped hole is communicated with the liquid outlet channel. The other end of the strip-shaped hole extends towards the inner side wall of the liquid outlet channel; under the condition that pressure is not applied to extrude liquid, the flow stopping piece can stop the liquid from flowing along the liquid outlet channel. According to the embodiment, when the liquid outlet bottle is inverted without applying pressure, the liquid outflow amount of the liquid outlet bottle can be reduced, and the control effect on the liquid outflow amount and the liquid outflow rate of the water dropper assembly is improved.