43results about How to "Prevent gravity" patented technology

In order to provide a high electric power for an aircraft via a generator driven by the engine, an additional free turbine is included in the hot-gas flow of the engine, which—equipped with generator-starter magnets (9) and surrounded by annularly arranged generator-starter coils (12)—forms a generator-starter turbine (5) and is connected to the high-pressure shaft (1) via an overrunning clutch (15), and hence, is also used for starting the engine.

The invention discloses a cement supply online calibration system of stable soil plant mix equipment, comprising an inclined frequency-conversion spiral feeder, a calibration bin, a detection unit 1, a detection unit 2 and a control system, wherein the detection unit 1 and the detection unit 2 are both connected with the control system. The calibration bin is fixed at the upper part of the inclined frequency-conversion spiral feeder and used for temporarily storing and buffering supplied cement to prevent the cement from directly impacting the inclined frequency-conversion spiral feeder; the detection unit 1 is used for detecting the change value Q1 of cement weight in the calibration bin before and after the calibration; the detection unit 2 is used for detecting the instant cement flow value of a discharging hole of the inclined frequency-conversion spiral feeder; and the control system is used for correspondingly controlling the rotate speed of the inclined frequency-conversion spiral feeder according to calibration coefficient obtained from real-time analysis and processing. The invention has reasonable design, simple and convenient operation and high calibration precision, and can overcome the defect that the cement calibration of prior stable soil plant mix equipment is achieved only by manpower, is difficult to operation and has low calibration precision.

A color filter substrate for a liquid crystal display device and a method of fabricating the same includes black matrixes on a transparent insulating substrate, the black matrixes defining pixel areas and having a first region and a second region, color filters in the pixel areas and having areas overlapping the first region of the black matrixes, and ball spacers above the second region of the black matrixes, wherein a thickness of the first region is greater than a thickness of the second region.

The invention discloses a transfusion control method and system with power acting on a soft medicinal-liquid bag. The transfusion control method includes the following steps that when a first liquid unit is subjected to pressing force and deforms, the first liquid unit makes liquid injected into a second liquid unit through a capillary tube at a constant flow rate, and meanwhile, the pressed and deformed second liquid unit presses the soft medicinal-liquid bag to output medicinal liquid with the same volume for transfusion at the same flow rate. Compared with the prior art, 1, the soft medicinal-liquid bag is placed in equipment, power directly acts on the soft medicinal-liquid bag, and the defects that in an existing transfusion process, infusion bottles or soft bags need to be hung for transfusion and movement is inconvenient are avoided; 2, the speed of liquid flowing out of the soft bag is accurately, continually and stably controlled, the situation that the accuracy of an existingtransfusion pump depends on the geometric dimension, extrusion resistance and fatigue resistance of a transfusion tube is avoided; 3, through the cooperation of the matched transfusion tube, the system has the automatic liquid stop function and avoids gravitational flow caused by the gravity; 4, through the cooperation of the matched tube, the system has the automatic exhaust function and prevents air from entering the patient's body.

The invention relates to a paper tube detection device which comprises a rack and a transmission device, wherein a transmission shaft is arranged on the transmission device, a drive assembly is connected onto the transmission shaft, a support assembly is arranged on the rack, a first camera and a second camera are arranged on the rack, and a PC computer is connected onto the rack. The paper tube detection device has the advantages that the rotation of the transmission shaft is realized through the drive assembly, the rotation of the transmission shaft is realized under the effect of revolution of the transmission device through the drive assembly, so paper tubes are subjected to feed detection in a rotation mode of the transmission shaft, the cost for rotating the paper tubes through the existing equipment is greatly reduced, the detection efficiency is improved, the phenomenon of dropping of the transmission device in the transmission process due to gravity is effectively prevented through the support assembly, the transmission effect of the transmission device is ensured and damage of the transmission device is avoided. The first camera and the second camera shoot the paper tubes and judge the quality of the paper tubes through the PC computer, so the detection is convenient and the qualification rate of paper tube detection can be ensured.

Provided are a liquid crystal cell of a liquid crystal display and a method of manufacturing the same, comprising spacers disposed between a color filter substrate and an array substrate, wherein the color filter substrate comprises a central area and a peripheral area, and the spacers provided in the peripheral area are higher than those provided in the central area. The embodiments of the present invention can effectively prevent the occurrence of the gravity mura, the peripheral mura, and the gap mura to improve the display quality.

The invention discloses an intelligent infusion pump. The intelligent infusion pump comprises a control system and a housing, an infusion pipeline is arranged on the outer surface of the housing, anda bubble probe sensor, a peristaltic pump, a lower blocking sensor and an electric infusion stopping clip which are separately connected to the control system are arranged along the infusion pipelinein sequence; the electric infusion stopping clip comprises a micro motor which is fixedly connected with the housing and used for driving an infusion stopping clip sliding block to move up and down, the end, protruding out of the housing, of the infusion stopping clip sliding block is wrapped with infusion stopping clip sliding block plastic, and the infusion stopping clip sliding block and the housing are used for clamping an infusion tube. The intelligent infusion pump is high in automation degree, convenient to use and capable of improving the work efficiency of a user, and defects in the prior art are overcome.

The invention provides a linear accelerator. The linear accelerator comprises a frame, a machine head and an annular carrier. The annular carrier is fixed to the frame and limits a vertical axis. The machine head is connected to the frame and can rotate about the vertical axis on an radial outer side of the annular carrier. The machine head comprises a radiation source and a first collimating device. The first collimating device comprises multiple pairs of blades, wherein each two blades are adjacent to each other. A second collimating device is fixed to the annular carrier. The second collimating device comprises the multiple pairs of blades so that the second collimating device can be limited into an annular closed field around the vertical axis, wherein each two blades are adjacent to each other. During operation, the multiple pairs of blades of the first collimating device are oriented to a first direction, and the multiple pairs of blades of the second collimating device are oriented to a second direction which forms an angle with the first direction. The invention provides the linear accelerator, a rotation structure is light so that adjusting precision of an angle is increased; a dosage deviation caused by gravity and centrifugal force influences is avoided; and requirements to a motion frequency and a speed of the blades are reduced and a servicel life of a collimator is prolonged.

The invention relates to a finger-shaped turning down device for a tyre molding machine. The finger-shaped turning down device comprises a base, a support of finger-shaped pieces, a plurality of finger-shaped pieces, an opening driving pneumatic cylinder of a plurality of finger-shaped pieces, a push tray, two overall stroke oil cylinders, a plurality of turning down oil cylinders, a buckle ring disc, a plurality of buckle ring oil cylinders and a plurality of bead supports. The finger-shaped turning down device for the tyre molding machine integrates the functions of finger-shaped turning down, a buckle ring, bladder turning up and boosting into a whole, the finger-shaped turning down device is arranged on a guide track by utilizing the base and not contacted with a main shaft, so that the finger-shaped turning down device can prevent the whole device from rotating along with the whole device and the problems of holding shaft caused by gravity reason and the like, and simultaneously reduce loads of the main shaft. In addition, the opening of the finger-shaped pieces is completed by the pneumatic cylinder with constant output thrust, the actions of the finger-shaped pieces are stable, and the replacement is more convenient; furthermore, the closing of the finger-shaped pieces is completed by driving a pressing wheel to push the finger-shaped pieces by the push tray, as the contact between the pressing wheel and the finger-shaped pieces is rolling friction, the service life of the device can be greatly prolonged.

The invention relates to a marsh gas pool, which consists of a fermentation room, a gas storage room, a pool bottom, a water pressure room, a feed pipe, a gas-guide tube and a pipeline, wherein the pool bottom and the water pressure room are positioned at the lower bottom of the fermentation room; the feed pipe and the gas-guide tube are arranged on the gas storage room; the pipeline communicates the fermentation room, the gas storage room and the water pressure room; the water pressure room is communicated with the fermentation room through a communicating pipe which is arranged in an inclination way and is 80 to 100 cm higher than the bottom of the fermentation room; a manure pumping pool is arranged besides a manure storage pool; the pool bottom of the manure pumping pool is higher than the manure storage pool; a discharge tube is arranged in the manure pumping pool; the lower end of the discharge tube extends to the bottom of the marsh gas pool; a sidewall close to the bottom of the manure pumping pool is provided with a return pipe communicated with the feed pipe; and one end of the feed pipe is positioned out of the marsh gas pool, while the other end is arranged in the fermentation room.

The invention relates to the field of instruments, in particular to the field of medical instruments, and is a mechanical arm and a medical instrument. A mechanical arm includes a control valve, a hydraulic cylinder, a first arm, a second arm, and an accumulator. The control valve is respectively connected with the hydraulic cylinder and the accumulator. Two ends of the hydraulic cylinder are respectively connected in rotation with the first arm and the second arm, and the hydraulic cylinder can drive the second arm to rotate relative to the first arm. The oil pressure difference caused by the expansion and contraction of the piston rod of the hydraulic cylinder can be replenished and stored through the accumulator. A medical device includes the above-mentioned mechanical arm. The closing or opening of the hydraulic circuit formed by the hydraulic cylinder is controlled by the control valve, thereby controlling the rotation and locking of the second arm relative to the first arm. The entire hydraulic circuit also includes pressure measuring joints and oil circuit valve blocks. Thus, the flexible rotation and locking of the mechanical arm can be realized, and the operability is good and the maintenance is convenient.

The invention provides a glue ball production system and method. Glue saluting and a content are converged at the exit of a water dropper device to form a concentric flow, the concentric flow is cut by cooling liquid from a cutting device at a cutting mouth to form sugar-gourd-shaped fluid. The sugar-gourd-shaped fluid drops in a current stabilizer and is cooled by the cooling liquid entering the current stabilizer to form glue balls. A glue ball and cooling liquid mixture moves down to a flow accelerator through a cooling column and then is collected into a ball receiving device through the cooling column and a lifting device. The glue ball production system and method have the advantages that the production speed of glue balls can be accelerated, and meanwhile the production stability is enhanced.

The invention discloses an impressing device of a photogravure press, and relates to the field of photogravure printing. The impressing device comprises a bottom plate, two supporting beams are mounted on the top side of the bottom plate, a motor is mounted on the top side of the bottom plate, and a transmission shaft is mounted at the output end of the motor through a transmission mechanism. One end of the transmission shaft penetrates through one supporting beam and is rotationally connected with one side of the other supporting beam. According to the impressing device of the photogravure press, a plurality of impression cylinders are driven by an adjusting mechanism to synchronously and centripetally move, a printing stock is pressed and attached to the surface of a plate cylinder, during impression, the multiple impression cylinders replace a single cylinder for impression, and the impression cylinders press and attach the printing stock to the plate cylinder for a long time and a large area; and the difference between the amount of ink on the printing stock and the capacity of an ink cell due to the fact that ink in the ink cell cannot be completely transferred during high-speed imprinting can be avoided, the color difference of the printed image-text and even the poor saturation degree of image-text printing due to blank printing can be avoided, and the image-text printing effect is good.

The invention discloses an infusion system using an automatic flow resisting valve as a main body, and relates to the technical field of medical apparatuses. The infusion system comprises an infusionpump, infusion pipes, and the automatic flow resisting valve arranged at any position of the infusion pipes, wherein the automatic flow resisting valve is used for providing initial pressure, so thatthe automatic flow resisting valve is under a normal off condition of blocking the infusion of the infusion pipes; only when the infusion pump normally works, pressure provided by the infusion pump overcomes the initial pressure, so that the automatic flow resisting valve is under an opening condition where the infusion pipes can perform infusion; the automatic flow resisting valve comprises a valve body and a valve core; the valve body comprises a valve body inner cavity; the valve body inner cavity is formed between the infusion pipes, and communicates with the infusion pipes; the valve coreis arranged in the valve body inner cavity; and the valve body is used for providing the initial pressure to the valve core, so that the infusion pipes are under the normal off condition. The infusion system disclosed by the invention can automatically stop infusion; in the using process, a manual operation factor is removed, the possibility of operation faults is eliminated, and the problem of automatic flowing of the infusion pump can be effectively solved; and the infusion system is in one-way conduction, so that reverse flow of blood is effectively avoided.

The invention relates to an automatic film sticking device and a film sticking method. The automatic film sticking device is used for sticking an adhesive film adhered with release paper to an attaching part of a workpiece and comprises a supporting platform, a carrying piece and pressing piece, and the supporting platform is used for bearing and fixing the attaching part of the workpiece; the carrying piece is used for fixing the non-attaching part of the workpiece, and the carrying piece can move in the first direction relative to the supporting platform so that the attaching part of the workpiece can be borne on the supporting platform; and the pressing piece can move relative to the supporting platform in the second direction forming an included angle with the first direction, and thepressing piece is used for pressing the release paper so as to attach the adhesive film to the workpiece. Therefore, the stability and reliability of attachment between the adhesive film and the workpiece can be guaranteed, and finally the attachment yield of the adhesive film and the workpiece is improved.

A pickup actuator having a base member as a fixed member, a lens holder as a travelling member, wherein a damping fluid is applied therebetween. The damping fluid damps a vibration occurring at the lens holder when the lens holder is driven. Here, the damping fluid has a viscosity ranging from 1000cP to 2000cP at 27 DEG C, in which magnetic particulates are stably dispersed. It is preferable that the damping fluid is magnetized to 100G SIMILAR 200G in a magnetic field of 3 SIMILAR 4k0e. When there occurs vibration at the lens holder by any reasons, such vibration is directly damped by the damping fluid applied between the base member and the lens holder.