32results about How to "Achieve free swing" patented technology

The invention discloses a telescopic wind-resistant pull rod mechanism, which comprises a combined sleeve, an adjusting stud, a pull rod, a hydraulic locking device, a direction-changing connector, and a retractable swing rod, wherein the combined sleeve is mainly composed of a circular tube The profile is composed of a threaded adapter sleeve on the inner wall welded at the bottom of the round pipe profile. The adjustment stud extends into the adapter sleeve and guides the axial sliding of the tie rod, and is screwed with the adapter sleeve at the same time. The top end is connected with a nut, and the end of the tie rod is provided with a handshake. The hydraulic locking device includes a tie rod cylinder, a hinge support connected to the middle of the tie rod cylinder, and a ball joint at the end of the cylinder rod. The upper end of the direction change connector and the top of the wind-resistant body The hinge shaft is connected, and the lower end is hinged with the top of the sleeve. Wherein, the handle of the pull rod is movably connected with the ball head when the pull rod is working. The pull rod mechanism of the present invention is compact in structure, takes up less space, is convenient to use, and saves the time for erection and withdrawal.

The invention relates to a special bracket for continuously casting a long nozzle, belonging to the technical field of metal casting tools. The special bracket comprises a supporting table arranged at the end part of a manipulator cantilever and a supporting ring which is divided into two half supporting rings, wherein the supporting table forms a C shape enclosing one of the two half supporting rings mainly by a base plate and two supporting plates symmetrically fixed at two sides of the base plate; one ends of the supporting plates are made into a Y-shaped opening in which a rotating seat is clamped, the supporting ring is movably connected with the rotating seat, an arc-shaped groove is arranged in the Y-shaped opening, an arc-shaped raised line matched with the arc-shaped groove is arranged on the outer surface of the rotating seat, the minimum external diameter of the rotating seat is smaller than the minimum caliber of the Y-shaped opening, and the minimum caliber of the Y-shaped opening is smaller than the diameter of the arc-shaped groove. The special bracket is free of influence of high temperature and steel slag and can effectively realize free swing when being repeatedly and accurately butt-jointed with a bale after the long nozzle is hooped and fixed by the supporting ring.

The invention discloses a wireless capsule endoscope system for gastrointestinal tract diagnosis and treatment. The wireless capsule endoscope system for gastrointestinal tract diagnosis and treatment comprises an intelligent capsule, a wearable device and a displayer, wherein the wearable device comprises a transmitting circuit, a transmitting coil and an image data processor. A capsule casing comprises a head, a neck, a body and a tail, the head is connected with the neck in a swingable manner, the neck is provided with a swing driving portion and a motor, a push spiral is arranged on the outer surface of the body, two ends of the body are rotatably connected with the neck and the tail respectively, and the tail is provided with a second motor for driving the body to rotate. A receiving coil is electromagnetically coupled with the transmitting coil to generate induction current, the input end of a receiving circuit is connected with the receiving coil to receive the induction current, and the output end of the receiving circuit is used for providing powder for all components. The wireless capsule endoscope system for gastrointestinal tract diagnosis and treatment has the advantages that a lens shift adjuster adjusts a focal distance of a lens so as to obtain clearer images, and the swing design of the head is beneficial to achievement of omni-directional examination.

The invention belongs to the field of machinery, and particularly relates to a constant horizontal tray combined member suitable for all tray columns in the industries of petrochemical engineering, medicines, food and the like. The technical scheme provided by the invention is that the constant horizontal tray combined member comprises a bow-shaped beam fixedly connected in a column tray tower; the middle of the bow-shaped beam protrudes upward, and two ends of the bow-shaped beam are respectively positioned at two ends of a certain horizontal diameter in the tower; the upper and lower ends of a vertical connecting rod are respectively and movably connected with the center of the lower surface of the bow-shaped beam and the center of the upper surface of the column tray; when a tower body generates large deflection under the effect of wind loads, the connecting rod and the column tray are always mutually perpendicular under the gravity effect. According to the combined member, the tray column can move along with the column body by removing fixed constraint when an original column tray is installed, can swing freely at 360 degrees in space, maintains a constant horizontal state, and can guarantee the best separation efficiency of the column tray under any natural condition and working condition.

The invention discloses a device for testing a stable platform, which comprises a measurement bench unit and a rotary base unit. The measurement bench unit is made of a non-magnetic or weak magnetic material, which can effectively reduce the interference on the stable platform so as to ensure the accuracy of a test result; the measurement bench provides the stable platform with a required rotation speed of a generator, a rotation speed of a drill collar and a load torque, and can simulate underground working conditions; and a measurement system can obtain parameters of a rotation angle and a rotation speed of the stable platform, the rotation angle, the rotation speed and an output torque of an output shaft, an inclined angle of a test bed and the like, thereby verifying whether the performance parameters of the stable platform are correct. The rotary base unit can realize free oscillation of a platform in a spatial vertical plane and free rotation of the platform around the central axis of the base, thereby simulating well deviation and the change of an orientation parameter, and verifying whether the stable platform works stably and accurately.

The invention relates to a wireless capsule OCT (optical coherence tomography) endoscope system for gastrointestinal tract diagnosis and treatment. The wireless capsule OCT endoscope system comprises an intelligent capsule, a wearable device and a displayer, wherein the wearable device comprises a transmitting circuit, a transmitting coil and a data processor. The intelligent capsule comprises a capsule casing, an OCT imaging probe, an optical fiber coupler, a light source module, a photoelectric detector, an A / D (analog / digital) converter, a data transmitter, a receiving circuit and a receiving coil, wherein the capsule casing comprises a head, a neck, a body and a tail, the OCT imaging probe comprises a lens assembly, an MEMS (micro-electro-mechanical system) micromirror, a reflecting mirror and a probe window, and one beam of light of a shunt of the optical fiber coupler is reflected by the MEMS micromirror through the lens assembly and then irradiates via the probe window while another beam of light of the shunt of the optical fiber coupler is transmitted to the reflecting mirror. The wireless capsule OCT endoscope system for gastrointestinal tract diagnosis and treatment has the advantages that by the aid of the endoscope system, non-invasive detection of in-vivo tissues of humans can be achieved; the endoscope system with micron-grade high resolution is capable of imaging in real time, and omni-directional scanning can be achieved according to a swing design of the head of the capsule casing.

The invention discloses a fixed three-layer composite shock absorption device. The fixed three-layer composite shock absorption device comprises an upper seat plate, an upper pendulum, block assemblies, connection hinge shafts, a spherical pendulum and a lower pendulum, wherein the upper pendulum and the upper seat plate slide relative to each other to form a plane slide layer; the upper pendulum and the spherical pendulum rotate relative to each other to form a rotation layer; the spherical pendulum and the lower pendulum swing relative to each other to form a swinging layer; the upper seat plate and the upper pendulum, the upper pendulum and the spherical pendulum, and the spherical pendulum and the lower pendulum form a three-layer composite structure; four block assemblies are provided and are respectively arranged at two transverse sides and two longitudinal sides of the upper seat plate, the upper part of each block assembly is separated from the upper seat plate, and the lower part of each block assembly is fixed on the lower pendulum through the corresponding connection hinge shaft. When in normal work, the spherical pendulum does not rotate, and a beam end does not move in the vertical direction, so that the stabilization of a bridge is facilitated; when in earthquake, the upper seat plate can be transitioned smoothly without impact; when shearing forces in both the transverse direction and the longitudinal direction of each block assembly are in failure, the free swinging of the whole shock absorption device can be realized.

The invention provides a soldering method and soldering device for storage tank flip method, the soldering method comprises the steps of a, preparing a trolley for a bury arc soldering machine; b, rotationally connecting a soldering tip monitor pipe at the other end of the cross beam, mounting the soldering tip at the other end of the soldering tip monitor pipe; c, mounting a spring between a spring back plate and the soldering tip monitor pipe; d, fixedly mounting a soldering tip assist walk mechanism in the middle of the soldering tip monitor pipe; e, fixedly mounting a ring shape soldering machine walk rail set along the circumferential direction through a screw bolt at the top end of a rail installation support; f, placing the trolley of the bury arc soldering machine on the soldering machine walk rail, before the soldering, the operation staff turning around the soldering tip monitor pipe and keeping aligned an opening of the soldering tip and a soldering seam, adjusting the walk monitor wheel and keeping connected with a storage tank side wall steel, switching on a control box to start the soldering operation. The soldering method and the soldering device produces good effects in the method of automatic bury arc soldering and non bury arc automatic soldering in the flip large scale steel structure storage tank scheme.

The invention relates to a flexibility-adjustable bus pull ring which comprises an upper fixed assembly, a lower movable assembly and a flexibility adjusting assembly. The upper fixed assembly is fixed relative to a horizontal cross rod, the upper fixed assembly and the lower movable assembly form a rotation pair in a spherical-surface matched mode, and the flexibility adjusting assembly slides in a cavity formed by the upper fixed assembly and the lower movable assembly by means of compressing and resetting of a spring. According to the flexibility-adjustable bus pull ring, a passenger can conduct real-time adjusting on the flexibility of the pull ring according to the needs of his / her own, the pull ring automatically restores to the flexible state after the passenger leaves, and the defect that the rigidity of an existing bus pull ring is insufficient is avoided.