9results about How to "Control outflow" patented technology

The utility model discloses a novel brush, which belongs to the technical field of articles for daily use and comprises a connector, a brush body and a pressing component. One end of the connector is provided with a through hole and is in threaded connection with the liquid bottle; the brush body is composed of a brush head part and a handle part which are detachably connected, the brush head part is provided with bristles and a water outlet hole, and the handle part is provided with an inserting groove, an inserting ring and other structures; the pressing assembly is arranged on the handle part. Cleaning liquid is controlled to flow out for cleaning through the pressing assembly, liquid discharging can be stopped as needed, and the brush head part can be replaced conveniently when being abraded. Compared with a traditional brush, the novel brush is efficient and convenient to clean, and the step of dipping cleaning liquid is omitted; the brush head part is detachable, so that the service life is prolonged; liquid circulation is controllable, and waste of cleaning liquid is avoided.

The utility model discloses a polyester bottle for oral liquid medicine, and relates to the technical field of medical medicine bottles. Comprising a PET bottle body, a plastic support and a transparent measuring cup, the PET bottle body is sleeved with the plastic support, a bottle cap is connected to a bottle opening of the PET bottle body in a threaded mode, a cross valve is inserted into the bottle cap in a close fit mode, the transparent measuring cup covers the cross valve, and the cross valve comprises a cross pipe and a push-pull valve element. The polyester bottle for oral liquid medicine and the plastic support are used for an inner supporting piece of a packaging box, have a certain anti-extrusion effect and are used as a supporting frame when used, namely the bottle opening of the PET bottle body is downwards and reversely placed on the plastic support, the transparent measuring cup is placed below the bottle opening of the PET bottle body, and the flow of liquid can be controlled by pressing a valve element on the cross valve towards one side. And then the valve element is reversely pressed to push the valve element back to the original position until the valve element is sealed, so that the outflow amount of the liquid medicine can be controlled according to the actual situation.

The application discloses a metallographic flowing washing device, which solves the technical problem of unclean sample washing in the prior art. The device comprises a waste liquid tank, a height adjusting structure, an alcohol storage structure, a control valve and an illumination structure. The height adjusting structure is installed in the waste liquid tank, and the alcohol storage tank is installed on the height adjusting structure. The height adjusting structure is used for adjusting the vertical relative position of the alcohol storage tank and the waste liquid tank. The control valve is installed on the alcohol storage tank, and the valve port of the control valve is located in the range of the waste liquid tank. The illumination structure is arranged at intervals with the waste liquid tank, and the illumination structure comprises a light source and a resistor connected with the light source. The metallographic flowing washing device disclosed by the application realizes flowing alcohol washing of metallographic samples of different specifications through the combination of the waste liquid tank, the alcohol storage tank, the control valve, the height adjusting structure and the illumination structure, prevents the retention of impurities, facilitates the observation of the washing effect, recycles the washed alcohol and protects the environment.

The utility model discloses a green silicon carbide raw material efficient mixing and fine grinding device which comprises a supporting frame, a tank body is fixedly connected to the interior of the supporting frame, a motor is fixedly connected to the upper surface of the tank body, a first conical thorn shaft is fixedly connected to the output end of the motor, and a first gear is fixedly connected to the exterior of the first conical thorn shaft. Second gears are connected to the exteriors of the first gears in a meshed mode, annular gears are connected to the exteriors of the two second gears in a meshed mode, and inner cavities are fixedly connected to the lower surfaces of the annular gears. By means of the structure, the grinding effect is improved through cooperation of the first gear, the second gear and the annular gear, material distribution in the grinding process can be optimized under the centrifugal effect, and the grinding disc is matched to impact and grind materials, so that crushing and refining of the materials are accelerated, the grinding quality is improved, and the grinding efficiency is improved. In addition, the coarse filter screen is cleaned in time in the grinding process, and the situation that a screen opening is blocked can be reduced.

This invention discloses a servo welding torch electrode detection device, welding torch, robot, and method, including a mounting plate. Two parallel first guide rods are vertically arranged on the mounting plate. A first spring and a second spring are fitted onto each first guide rod. A connecting plate, fitted onto the two first guide rods, is placed between the first and second springs. Two parallel second guide rods are horizontally arranged on the connecting plate. A fixed plate and a movable plate are mounted on the two second guide rods, and a third spring is installed between the fixed plate and the movable plate. The third spring can drive the movable plate to move back and forth along the second guide rods. An electrode detection device is mounted on the movable plate, with a first sensor on the electrode detection device and a second sensor on the movable plate. A fixed third sensor is located below the movable plate to detect whether the movable plate has moved.

The application discloses an artistic design 3D modeling shaping device, which comprises a base, a Z-axis driving part, an X-axis driving part, a Y-axis driving part, a shaping assembly and a cooling assembly. The Z-axis driving part is vertically fixed at the top of the four corners of the base. The Y-axis driving part is slidably arranged in the Z-axis driving part. The X-axis driving part is slidably arranged at the top of the Y-axis driving part. The Z-axis driving part, the X-axis driving part and the Y-axis driving part are respectively driven by a driving motor one, a driving motor two and a driving motor three. The shaping assembly is slidably arranged on the X-axis driving part and is connected with an external feeding machine. The cooling assembly is fixed in the base and can rapidly cool and solidify the shaped 3D model and also cool the shaping assembly, thereby improving the forming rate of the 3D model.

The application relates to the technical field of surgical disinfection equipment, and discloses a disinfection device for operating room personnel, which comprises a mounting frame, a fan and an infrared sensor are installed on the mounting frame, a motor is arranged on the mounting frame, a driving roller is installed on the output shaft of the motor, a rotating shaft is further fixedly connected to the side of the mounting frame, a driven roller is arranged on the rotating shaft, a sterile absorbent cloth is arranged on the driven roller, the other end of the absorbent cloth is wound around the driving roller, a supporting plate for supporting arms is fixedly installed on the mounting frame, the supporting plate is located directly below the absorbent cloth, a sealing box is installed on the outer side of the driving roller and the driven roller, a through groove is formed in the side of the two sealing boxes close to the absorbent cloth, the absorbent cloth passes through the through groove, and a sealing cover is clamped and installed on the side of the sealing box. The wet arms are placed on the surface of the clean absorbent cloth for targeted wiping, the arms of the medical staff are quickly dried in the case of being bent and lifted, and the skin surface of the medical staff is prevented from being reversed by water flow when the arms are wiped.

This utility model relates to the field of seed sowing technology and discloses a special rice seed sowing device for drones. It includes a drone body, a mounting plate fixedly connected to the right end of the drone body, a storage component at the right end of the mounting plate, an adjustment component at the bottom of the storage component, and a storage box with a sliding groove on its inner wall. An extension frame is slidably connected to the inner wall of the sliding groove, and a handle is fixedly connected to the top of the extension frame. Specifically, by setting up the storage component, when the capacity of the storage box needs to be adjusted, the locking bolt is first loosened, then the handle is pulled to move the extension frame upwards. After adjusting to the appropriate position, the locking bolt is threaded into the threaded hole to lock the position of the extension frame, thereby increasing the storage capacity of the storage box, reducing the need for the drone body to fly back to add seeds, and improving sowing efficiency.

The invention provides an anion exchange membrane water electrolysis hydrogen production control method and system based on data-driven model predictive control, and the method comprises the steps: collecting operation data, and constructing a system non-mechanism model through a BP neural network algorithm; predicting output parameters of the AEM water electrolysis hydrogen production system according to the system non-mechanism model; inputting the output reference value y (t) into a system non-mechanism model and a controller; the x (t) is optimized through an optimization model constructed through an NSGA-II algorithm; the delta x (t) is applied to an AEM water electrolysis hydrogen production system, and actual output and predicted output are obtained; comparing to obtain an error value, and performing feedback correction on the controller; and updating the system non-mechanism model and the prediction model. According to the method, the non-mechanism model and the prediction model of the system are dynamically updated, the dynamic change of the AEM water electrolysis hydrogen production system can be reflected in real time, the control model is dynamically updated, and the precision of the control model is effectively improved.